MARK HOWARD DUNCAN MD
Prescription History 1871791913
Psychiatry & Neurology - Psychiatry in Seattle, WA


Quality Rating: 93.09 out of 100 score

NPI Status: Active since July 10, 2007

Contact Information

4225 ROOSEVELT WAY NE
SUITE 306
SEATTLE, WA
ZIP 98105
Phone: (206) 598-7792

Get Directions

Prescription History for Informed Healthcare Decisions

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for MARK HOWARD DUNCAN MD, an active Psychiatry specialist practicing in Seattle, WA. Our medical registry currently tracks 25 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 454 documented patient claims. Among these therapy options, the most frequently utilized medication is Lorazepam, which accounts for 40 claims alone.


Alprazolam

Generic Formulation: AlprazolamSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 21
30-Day Fills 21.0
Days Supply 395
WA State Average Benchmarks
Peer Average Claims35.0
Peer Average 30-Day Fills38.6
Peer Average Days Supply984
Conservative Utilization

This provider writes prescriptions for this formulation 40.0% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $53.71 across this reporting matrix range.

Provider Avg Cost Per Claim

$2.56

State Avg Cost Per Claim

$7.23

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A triazolobenzodiazepine compound with antianxiety and sedative-hypnotic actions, that is efficacious in the treatment of PANIC DISORDERS, with or without AGORAPHOBIA, and in generalized ANXIETY DISORDERS. (From AMA Drug Evaluations Annual, 1994, p238)

Therapeutic Applications

Alprazolam is used to treat anxiety and panic disorders. It belongs to a class of medications called benzodiazepines which act on the brain and nerves (central nervous system) to produce a calming effect. It works by enhancing the effects of a certain natural chemical in the body (GABA).

Aripiprazole

Generic Formulation: AripiprazoleSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 17
30-Day Fills 49.0
Days Supply 1,470
WA State Average Benchmarks
Peer Average Claims35.0
Peer Average 30-Day Fills46.1
Peer Average Days Supply1,314
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 51.4% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $4,039.30 across this reporting matrix range.

Provider Avg Cost Per Claim

$237.61

State Avg Cost Per Claim

$112.98

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A piperazine and quinolone derivative that is used primarily as an antipsychotic agent. It is a partial agonist of SEROTONIN RECEPTOR, 5-HT1A and DOPAMINE D2 RECEPTORS, where it also functions as a post-synaptic antagonist, and an antagonist of SEROTONIN RECEPTOR, 5-HT2A. It is used for the treatment of SCHIZOPHRENIA and BIPOLAR DISORDER, and as an adjunct therapy for the treatment of depression.

Therapeutic Applications

Aripiprazole is used to treat certain mental/mood disorders (such as bipolar disorder, schizophrenia, Tourette's syndrome, and irritability associated with autistic disorder). It may also be used in combination with other medication to treat depression. Aripiprazole is known as an antipsychotic drug (atypical type). It works by helping to restore the balance of certain natural chemicals in the brain (neurotransmitters). This medication can decrease hallucinations and improve your concentration. It helps you to think more clearly and positively about yourself, feel less nervous, and take a more active part in everyday life. Aripiprazole can treat severe mood swings and decrease how often mood swings occur.

Buprenorphine-Naloxone

Generic Formulation: Buprenorphine Hcl/Naloxone HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 20
30-Day Fills 20.0
Days Supply 600
WA State Average Benchmarks
Peer Average Claims48.0
Peer Average 30-Day Fills49.5
Peer Average Days Supply1,089
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 58.3% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $3,079.62 across this reporting matrix range.

Provider Avg Cost Per Claim

$153.98

State Avg Cost Per Claim

$180.29

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

This medication contains 2 medicines: buprenorphine and naloxone. It is used to treat opioid dependence/addiction. Buprenorphine belongs to a class of drugs called mixed opioid agonist-antagonists. Buprenorphine helps prevent withdrawal symptoms caused by stopping other opioids. Naloxone is an opioid antagonist that blocks the effect of opioids and can cause severe opioid withdrawal when injected. It has little effect when taken by mouth or dissolved under the tongue. It is combined with buprenorphine to prevent abuse and misuse (injection) of this medication. This combination medication is used as part of a complete treatment program for drug abuse (such as compliance monitoring, counseling, behavioral contract, lifestyle changes). Ask your doctor or pharmacist if you should have other forms of naloxone available to treat opioid overdose. Teach your family or household members about the signs of an opioid overdose and how to treat it.

Bupropion Xl

Generic Formulation: Bupropion HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 13
30-Day Fills 37.0
Days Supply 1,110
WA State Average Benchmarks
Peer Average Claims30.0
Peer Average 30-Day Fills61.4
Peer Average Days Supply1,817
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 56.7% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $313.03 across this reporting matrix range.

Provider Avg Cost Per Claim

$24.08

State Avg Cost Per Claim

$41.14

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

Bupropion is used to treat depression. It can improve your mood and feelings of well-being. It may work by helping to restore the balance of certain natural chemicals (neurotransmitters) in your brain.

Citalopram Hbr

Generic Formulation: Citalopram HydrobromideSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 18
30-Day Fills 24.0
Days Supply 649
WA State Average Benchmarks
Peer Average Claims35.0
Peer Average 30-Day Fills72.2
Peer Average Days Supply2,139
Conservative Utilization

This provider writes prescriptions for this formulation 48.6% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $131.62 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.31

State Avg Cost Per Claim

$10.17

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A furancarbonitrile that is one of the SELECTIVE SEROTONIN REUPTAKE INHIBITORS used as an antidepressant. The drug is also effective in reducing ethanol uptake in alcoholics and is used in depressed patients who also suffer from TARDIVE DYSKINESIA in preference to tricyclic antidepressants, which aggravate dyskinesia.

Therapeutic Applications

Citalopram is used to treat depression. It may improve your energy level and feelings of well-being. Citalopram is known as a selective serotonin reuptake inhibitor (SSRI). This medication works by helping to restore the balance of a certain natural substance (serotonin) in the brain.

Clonazepam

Generic Formulation: ClonazepamSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 21
30-Day Fills 21.0
Days Supply 585
WA State Average Benchmarks
Peer Average Claims36.0
Peer Average 30-Day Fills40.3
Peer Average Days Supply1,108
Conservative Utilization

This provider writes prescriptions for this formulation 41.7% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $204.93 across this reporting matrix range.

Provider Avg Cost Per Claim

$9.76

State Avg Cost Per Claim

$9.40

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

An anticonvulsant used for several types of seizures, including myotonic or atonic seizures, photosensitive epilepsy, and absence seizures, although tolerance may develop. It is seldom effective in generalized tonic-clonic or partial seizures. The mechanism of action appears to involve the enhancement of GAMMA-AMINOBUTYRIC ACID receptor responses.

Therapeutic Applications

Clonazepam is used to prevent and control seizures. This medication is known as an anticonvulsant or antiepileptic drug. It is also used to treat panic attacks. Clonazepam works by calming your brain and nerves. It belongs to a class of drugs called benzodiazepines.

Clozapine

Generic Formulation: ClozapineSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 19
30-Day Fills 19.0
Days Supply 544
WA State Average Benchmarks
Peer Average Claims67.0
Peer Average 30-Day Fills67.7
Peer Average Days Supply1,486
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 71.6% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $4,692.17 across this reporting matrix range.

Provider Avg Cost Per Claim

$246.96

State Avg Cost Per Claim

$81.50

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent.

Therapeutic Applications

See also Warning section. This medication is used to treat certain mental/mood disorders (schizophrenia, schizoaffective disorders). Clozapine is a psychiatric medication (anti-psychotic type) that works by helping to restore the balance of certain natural substances (neurotransmitters) in the brain. Clozapine decreases hallucinations and helps prevent suicide in people who are likely to try to harm themselves. It helps you to think more clearly and positively about yourself, feel less nervous, and take part in everyday life.

Concerta

Generic Formulation: Methylphenidate HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 360
WA State Average Benchmarks
Peer Average Claims14.0
Peer Average 30-Day Fills14.1
Peer Average Days Supply416
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $5,225.98 across this reporting matrix range.

Provider Avg Cost Per Claim

$435.50

State Avg Cost Per Claim

$358.22

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

This medication is used to treat attention deficit hyperactivity disorder - ADHD. It works by changing the amounts of certain natural substances in the brain. Methylphenidate belongs to a class of drugs known as stimulants. It can help increase your ability to pay attention, stay focused on an activity, and control behavior problems. It may also help you to organize your tasks and improve listening skills.

Diazepam

Generic Formulation: DiazepamSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 13
30-Day Fills 13.0
Days Supply 365
WA State Average Benchmarks
Peer Average Claims23.0
Peer Average 30-Day Fills24.6
Peer Average Days Supply571
Conservative Utilization

This provider writes prescriptions for this formulation 43.5% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $363.10 across this reporting matrix range.

Provider Avg Cost Per Claim

$27.93

State Avg Cost Per Claim

$8.04

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.

Therapeutic Applications

This medication is used to treat episodes of increased seizures (such as cluster or breakthrough seizures) in people who are already taking medications to control their seizures. This product is only recommended for short-term treatment of seizure attacks. It is not for ongoing daily use to prevent seizures. Uncontrolled seizures can turn into serious (possibly fatal) seizures that do not stop (status epilepticus). This medication is not recommended for children younger than 6 months of age because of the risk of serious side effects. Diazepam works by calming the brain and nerves. It belongs to a class of drugs known as benzodiazepines.

Duloxetine Hcl

Generic Formulation: Duloxetine HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 24
30-Day Fills 42.0
Days Supply 1,260
WA State Average Benchmarks
Peer Average Claims41.0
Peer Average 30-Day Fills76.2
Peer Average Days Supply2,249
Conservative Utilization

This provider writes prescriptions for this formulation 41.5% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $1,216.28 across this reporting matrix range.

Provider Avg Cost Per Claim

$50.68

State Avg Cost Per Claim

$43.16

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A thiophene derivative and selective NEUROTRANSMITTER UPTAKE INHIBITOR for SEROTONIN and NORADRENALINE (SNRI). It is an ANTIDEPRESSIVE AGENT and ANXIOLYTIC, and is also used for the treatment of pain in patients with DIABETES MELLITUS and FIBROMYALGIA.

Therapeutic Applications

Duloxetine is used to treat depression and anxiety. In addition, duloxetine is used to help relieve nerve pain (peripheral neuropathy) in people with diabetes or ongoing pain due to medical conditions such as arthritis, chronic back pain, or fibromyalgia (a condition that causes widespread pain). Duloxetine may improve your mood, sleep, appetite, and energy level, and decrease nervousness. It can also decrease pain due to certain medical conditions. Duloxetine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). This medication works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain.

Escitalopram Oxalate

Generic Formulation: Escitalopram OxalateSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 16
30-Day Fills 26.0
Days Supply 746
WA State Average Benchmarks
Peer Average Claims34.0
Peer Average 30-Day Fills68.1
Peer Average Days Supply2,014
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 52.9% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $434.88 across this reporting matrix range.

Provider Avg Cost Per Claim

$27.18

State Avg Cost Per Claim

$16.03

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

S-enantiomer of CITALOPRAM. Belongs to a class of drugs known as SELECTIVE SEROTONIN REUPTAKE INHIBITORS, used to treat depression and generalized anxiety disorder.

Therapeutic Applications

Escitalopram is used to treat depression and anxiety. It works by helping to restore the balance of a certain natural substance (serotonin) in the brain. Escitalopram belongs to a class of drugs known as selective serotonin reuptake inhibitors (SSRI). It may improve your energy level and feelings of well-being and decrease nervousness.

Fluoxetine Hcl

Generic Formulation: Fluoxetine HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 29
30-Day Fills 63.5
Days Supply 1,864
WA State Average Benchmarks
Peer Average Claims33.0
Peer Average 30-Day Fills67.4
Peer Average Days Supply1,994
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $724.58 across this reporting matrix range.

Provider Avg Cost Per Claim

$24.99

State Avg Cost Per Claim

$16.95

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

The first highly specific serotonin uptake inhibitor. It is used as an antidepressant and often has a more acceptable side-effects profile than traditional antidepressants.

Therapeutic Applications

This long-acting form of fluoxetine is used to treat depression in people who have been successfully treated with the form of fluoxetine that is taken daily. Fluoxetine is a selective serotonin reuptake inhibitor (SSRI). SSRIs work by helping to restore the balance of certain natural substances in the brain (neurotransmitters such as serotonin). Fluoxetine may decrease anxiety, improve your mood, sleep, appetite, and energy level and may help restore your interest in daily living.

Hydroxyzine Pamoate

Generic Formulation: Hydroxyzine PamoateSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 16
30-Day Fills 16.0
Days Supply 280
WA State Average Benchmarks
Peer Average Claims25.0
Peer Average 30-Day Fills27.9
Peer Average Days Supply640
Conservative Utilization

This provider writes prescriptions for this formulation 36.0% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $58.59 across this reporting matrix range.

Provider Avg Cost Per Claim

$3.66

State Avg Cost Per Claim

$12.97

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A histamine H1 receptor antagonist that is effective in the treatment of chronic urticaria, dermatitis, and histamine-mediated pruritus. Unlike its major metabolite CETIRIZINE, it does cause drowsiness. It is also effective as an antiemetic, for relief of anxiety and tension, and as a sedative.

Therapeutic Applications

Hydroxyzine is used to treat itching caused by allergies. It is an antihistamine and works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction. Hydroxyzine may also be used short-term to treat anxiety or to help you feel sleepy/relaxed before and after surgery.

Lamotrigine

Generic Formulation: LamotrigineSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 24
30-Day Fills 38.1
Days Supply 1,142
WA State Average Benchmarks
Peer Average Claims43.0
Peer Average 30-Day Fills66.6
Peer Average Days Supply1,941
Conservative Utilization

This provider writes prescriptions for this formulation 44.2% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $362.59 across this reporting matrix range.

Provider Avg Cost Per Claim

$15.11

State Avg Cost Per Claim

$18.11

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A phenyltriazine compound, sodium and calcium channel blocker that is used for the treatment of SEIZURES and BIPOLAR DISORDER.

Therapeutic Applications

Lamotrigine is used alone or with other medications to prevent and control seizures. It may also be used to help prevent the extreme mood swings of bipolar disorder in adults. Lamotrigine is known as an anticonvulsant or antiepileptic drug. It is thought to work by restoring the balance of certain natural substances in the brain. This drug is not approved for use in children younger than 2 years due to an increased risk of side effects (such as infections).

Lithium Carbonate

Generic Formulation: Lithium CarbonateSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 14
30-Day Fills 42.0
Days Supply 1,260
WA State Average Benchmarks
Peer Average Claims26.0
Peer Average 30-Day Fills31.5
Peer Average Days Supply869
Conservative Utilization

This provider writes prescriptions for this formulation 46.2% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $224.62 across this reporting matrix range.

Provider Avg Cost Per Claim

$16.04

State Avg Cost Per Claim

$9.43

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A lithium salt, classified as a mood-stabilizing agent. Lithium ion alters the metabolism of BIOGENIC MONOAMINES in the CENTRAL NERVOUS SYSTEM, and affects multiple neurotransmission systems.

Therapeutic Applications

This medication is used to treat manic-depressive disorder (bipolar disorder). It works to stabilize the mood and reduce extremes in behavior by restoring the balance of certain natural substances (neurotransmitters) in the brain. Some of the benefits of continued use of this medication include decreasing how often manic episodes occur and decreasing the symptoms of manic episodes, such as exaggerated feelings of well-being, feelings that others wish to harm you, irritability, anxiousness, rapid/loud speech, and aggressive/hostile behaviors.

Lorazepam

Generic Formulation: LorazepamSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 40
30-Day Fills 40.0
Days Supply 1,096
WA State Average Benchmarks
Peer Average Claims34.0
Peer Average 30-Day Fills36.6
Peer Average Days Supply850
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $571.25 across this reporting matrix range.

Provider Avg Cost Per Claim

$14.28

State Avg Cost Per Claim

$7.61

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A benzodiazepine used as an anti-anxiety agent with few side effects. It also has hypnotic, anticonvulsant, and considerable sedative properties and has been proposed as a preanesthetic agent.

Therapeutic Applications

This medication is used to treat serious seizures that do not stop (status epilepticus). It is also used before surgeries or procedures to cause drowsiness, decrease anxiety, and cause forgetfulness about the procedure or surgery. Lorazepam belongs to a class of medications called benzodiazepines, which produce a calming effect on the brain and nerves (central nervous system). It is thought to work by increasing the effect of a certain natural chemical (GABA) in the brain.

Lurasidone Hcl

Generic Formulation: Lurasidone HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 360
WA State Average Benchmarks
Peer Average Claims--
Peer Average 30-Day Fills--
Peer Average Days Supply--

Provider Avg Cost Per Claim

$244.20

State Avg Cost Per Claim

--

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Methylphenidate Hcl

Generic Formulation: Methylphenidate HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 31
30-Day Fills 31.0
Days Supply 856
WA State Average Benchmarks
Peer Average Claims19.0
Peer Average 30-Day Fills20.6
Peer Average Days Supply601
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 63.2% higher than the standard regional baseline profile for WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $1,638.57 across this reporting matrix range.

Provider Avg Cost Per Claim

$52.86

State Avg Cost Per Claim

$38.36

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

This medication is used to treat attention deficit hyperactivity disorder - ADHD. It works by changing the amounts of certain natural substances in the brain. Methylphenidate belongs to a class of drugs known as stimulants. It can help increase your ability to pay attention, stay focused on an activity, and control behavior problems. It may also help you to organize your tasks and improve listening skills.

Mirtazapine

Generic Formulation: MirtazapineSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 13
30-Day Fills 29.0
Days Supply 870
WA State Average Benchmarks
Peer Average Claims34.0
Peer Average 30-Day Fills50.4
Peer Average Days Supply1,457
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 61.8% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $381.85 across this reporting matrix range.

Provider Avg Cost Per Claim

$29.37

State Avg Cost Per Claim

$26.83

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A piperazinoazepine tetracyclic compound that enhances the release of NOREPINEPHRINE and SEROTONIN through blockage of presynaptic ALPHA-2 ADRENERGIC RECEPTORS. It also blocks both 5-HT2 and 5-HT3 serotonin receptors and is a potent HISTAMINE H1 RECEPTOR antagonist. It is used for the treatment of depression, and may also be useful for the treatment of anxiety disorders.

Therapeutic Applications

Mirtazapine is used to treat depression. It improves mood and feelings of well-being. Mirtazapine is an antidepressant that works by restoring the balance of natural chemicals (neurotransmitters) in the brain.

Olanzapine

Generic Formulation: OlanzapineSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 11
30-Day Fills 15.0
Days Supply 430
WA State Average Benchmarks
Peer Average Claims47.0
Peer Average 30-Day Fills53.7
Peer Average Days Supply1,438
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 76.6% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $692.51 across this reporting matrix range.

Provider Avg Cost Per Claim

$62.96

State Avg Cost Per Claim

$29.94

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A benzodiazepine derivative that binds SEROTONIN RECEPTORS; MUSCARINIC RECEPTORS; HISTAMINE H1 RECEPTORS; ADRENERGIC ALPHA-1 RECEPTORS; and DOPAMINE RECEPTORS. It is an antipsychotic agent used in the treatment of SCHIZOPHRENIA; BIPOLAR DISORDER; and MAJOR DEPRESSIVE DISORDER; it may also reduce nausea and vomiting in patients undergoing chemotherapy.

Therapeutic Applications

Olanzapine is used to treat certain mental/mood conditions (such as schizophrenia, bipolar disorder). It may also be used in combination with other medication to treat depression. This medication can help to decrease hallucinations and help you to think more clearly and positively about yourself, feel less agitated, and take a more active part in everyday life. Olanzapine belongs to a class of drugs called atypical antipsychotics. It works by helping to restore the balance of certain natural substances in the brain. Talk to the doctor about the risks and benefits of treatment (especially when used by teenagers). See also Precautions section.

Quetiapine Fumarate

Generic Formulation: Quetiapine FumarateSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 17
30-Day Fills 36.0
Days Supply 1,080
WA State Average Benchmarks
Peer Average Claims48.0
Peer Average 30-Day Fills61.4
Peer Average Days Supply1,724
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 64.6% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $173.92 across this reporting matrix range.

Provider Avg Cost Per Claim

$10.23

State Avg Cost Per Claim

$27.56

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A dibenzothiazepine and ANTIPSYCHOTIC AGENT that targets the SEROTONIN 5-HT2 RECEPTOR; HISTAMINE H1 RECEPTOR, adrenergic alpha1 and alpha2 receptors, as well as the DOPAMINE D1 RECEPTOR and DOPAMINE D2 RECEPTOR. It is used in the treatment of SCHIZOPHRENIA; BIPOLAR DISORDER and DEPRESSIVE DISORDER.

Therapeutic Applications

This medication is used to treat certain mental/mood conditions (such as schizophrenia, bipolar disorder, sudden episodes of mania or depression associated with bipolar disorder). Quetiapine is known as an anti-psychotic drug (atypical type). It works by helping to restore the balance of certain natural substances (neurotransmitters) in the brain. This medication can decrease hallucinations and improve your concentration. It helps you to think more clearly and positively about yourself, feel less nervous, and take a more active part in everyday life. It may also improve your mood, sleep, appetite, and energy level. Quetiapine can help prevent severe mood swings or decrease how often mood swings occur.

Rexulti

Generic Formulation: BrexpiprazoleSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 360
WA State Average Benchmarks
Peer Average Claims22.0
Peer Average 30-Day Fills23.7
Peer Average Days Supply683
Conservative Utilization

This provider writes prescriptions for this formulation 45.5% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $18,198.48 across this reporting matrix range.

Provider Avg Cost Per Claim

$1,516.54

State Avg Cost Per Claim

$1,509.22

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

This medication is used to treat certain mental/mood disorders (such as schizophrenia, depression). Brexpiprazole helps you to think more clearly, feel less nervous, and take part in everyday life. It may also help to decrease hallucinations (hearing/seeing things that are not there). In addition, this medication may improve your mood, sleep, appetite, and energy level. Brexpiprazole is a psychiatric medication that belongs to the class of drugs called atypical antipsychotics. It works by helping to restore the balance of certain natural substances in the brain.

Trazodone Hcl

Generic Formulation: Trazodone HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 318
WA State Average Benchmarks
Peer Average Claims55.0
Peer Average 30-Day Fills100.8
Peer Average Days Supply2,957
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 78.2% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $230.48 across this reporting matrix range.

Provider Avg Cost Per Claim

$19.21

State Avg Cost Per Claim

$14.86

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

This medication is used to treat depression. It may help to improve your mood, appetite, and energy level as well as decrease anxiety and insomnia related to depression. Trazodone works by helping to restore the balance of a certain natural chemical (serotonin) in the brain.

Venlafaxine Hcl Er

Generic Formulation: Venlafaxine HclSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 16
30-Day Fills 16.0
Days Supply 480
WA State Average Benchmarks
Peer Average Claims29.0
Peer Average 30-Day Fills57.3
Peer Average Days Supply1,696
Conservative Utilization

This provider writes prescriptions for this formulation 44.8% less frequently than the standard regional baseline metric for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $265.01 across this reporting matrix range.

Provider Avg Cost Per Claim

$16.56

State Avg Cost Per Claim

$31.53

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Therapeutic Applications

Venlafaxine is used to treat depression, anxiety, panic attacks, and social anxiety disorder (social phobia). It may improve your mood and energy level and may help restore your interest in daily living. It may also decrease fear, anxiety, unwanted thoughts, and the number of panic attacks. Venlafaxine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain.

Zolpidem Tartrate

Generic Formulation: Zolpidem TartrateSpecialty: Psychiatry
Provider Metrics Summary
Total Claims 13
30-Day Fills 13.0
Days Supply 370
WA State Average Benchmarks
Peer Average Claims33.0
Peer Average 30-Day Fills43.3
Peer Average Days Supply1,248
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 60.6% less volume than the regional standard for practitioners inside WA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $69.99 across this reporting matrix range.

Provider Avg Cost Per Claim

$5.38

State Avg Cost Per Claim

$8.33

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

An imidazopyridine derivative and short-acting GABA-A receptor agonist that is used for the treatment of INSOMNIA.

Therapeutic Applications

Zolpidem is used for a short time to treat a certain sleep problem (insomnia) in adults. If you have trouble falling asleep, it helps you fall asleep faster, so you can get a better night's rest. Zolpidem belongs to a class of drugs called sedative-hypnotics. It acts on your brain to produce a calming effect.

Dataset Methodology & CMS Source Information

This analytical profile maps public infrastructure records sourced directly from official **Centers for Medicare & Medicaid Services (CMS)** public data releases. The statistics above track documented pharmaceutical treatment trends assigned to beneficiaries specifically under federal public programs. Evaluating the prescriptive footprints of clinical practitioners like MARK HOWARD DUNCAN MD provides transparency into local medical care patterns within Seattle, WA.

Key Learning Objectives for this Profile:

  • Prescribing Frequencies: Track and evaluate the volume metrics of specific brand-name and generic medical formulas chosen by this provider over time.
  • Clinical Focus Areas: Identify how the provider distributes therapeutic selections across medical care options to gain insight into their true day-to-day **Psychiatry** practice concentrations.
  • Program Cost Awareness: Review the calculated total systemic drug costs and raw transactional volumes linked to these orders to better anticipate network insurance coverage structures.
  • Patient-Centered Evaluation: Cross-reference localized regional care comparisons to align practitioner habits directly with your proactive health maintenance goals.

Data Scope Exclusion & Limitations: The data elements presented above explicitly reflect prescription orders processed for Medicare beneficiaries during the year 2023. This informational profile does not aggregate prescription data for individuals utilizing private commercial health plans, state Medicaid coverage, or self-pay options. However, because medical decision-making remains highly consistent across clinical settings, this public registry provides a reliable proxy for understanding the general prescribing preferences and pharmaceutical care approach used by this provider.