DR. DARRON TERRY SMITH PH.D., PA-C, DFAAPA
Prescription History 1982881181
Physician Assistant in Vancouver, WA

Active since January 30, 2008PECOS Enrolled
914 MAIN ST, VANCOUVER, WA 98660(503) 878-8885(971) 297-1360 Get Directions

NPPES record last updated: February 17, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 13, 2025, Aug 16, 2022, Apr 22, 2022 (3 updates tracked since 2022).

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. DARRON TERRY SMITH PH.D., PA-C, DFAAPA, an active Physician Assistant specialist practicing in Vancouver, WA. Our medical registry currently tracks 10 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 193 documented patient claims. Among these therapy options, the most frequently utilized medication is Olanzapine, which accounts for 38 claims alone. Use the table below to sort by claims, cost, or utilization compared with the state average; select any medication for its full profile.

10
Medications
193
Total Claims
198
30-Day Fills
Olanzapine
Most Prescribed · 38 claims
View details
10 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by DR. DARRON TERRY SMITH PH.D., PA-C, DFAAPA in 2023, with claim volumes, costs, and WA state comparisons
Medication Claims 30-Day Fills Days Supply Cost / Claim Utilization vs WA Avg

Utilization: claims vs the average WA prescriber

This provider
38
WA average
47.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$28.66
WA average
$29.94

This provider's average cost per claim is below the WA average for this medication.

38.6
30-Day Fills
1,159
Days Supply

About Olanzapine: Olanzapine is used to treat certain mental/mood conditions (such as schizophrenia, bipolar disorder). Show more ▾

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. 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.

Utilization: claims vs the average WA prescriber

This provider
27
WA average
48.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$24.27
WA average
$12.87

Gross Part D cost per claim; not the patient's out-of-pocket price.

27.2
30-Day Fills
758
Days Supply

About Sertraline Hcl: Sertraline is used to treat depression, panic attacks, obsessive compulsive disorder, post-traumatic stress disorder, social anxiety disorder (social phobia), and a severe form of premenstrual syndrome (premenstrual dysphoric disorder). Show more ▾

This medication may improve your mood, sleep, appetite, and energy level and may help restore your interest in daily living. It may decrease fear, anxiety, unwanted thoughts, and the number of panic attacks. It may also reduce the urge to perform repeated tasks (compulsions such as hand-washing, counting, and checking) that interfere with daily living. Sertraline is known as a selective serotonin reuptake inhibitor (SSRI). It works by helping to restore the balance of a certain natural substance (serotonin) in the brain.

Utilization: claims vs the average WA prescriber

This provider
21
WA average
48.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$39.19
WA average
$27.56

Gross Part D cost per claim; not the patient's out-of-pocket price.

21.1
30-Day Fills
634
Days Supply

About Quetiapine Fumarate: 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). Show more ▾

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. 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.

Utilization: claims vs the average WA prescriber

This provider
20
WA average
36.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$9.59
WA average
$9.40

Gross Part D cost per claim; not the patient's out-of-pocket price.

20.0
30-Day Fills
541
Days Supply

About Clonazepam: Clonazepam is used to prevent and control seizures. Show more ▾

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. 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.

Utilization: claims vs the average WA prescriber

This provider
17
WA average
34.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$15.76
WA average
$16.03

This provider's average cost per claim is below the WA average for this medication.

17.2
30-Day Fills
471
Days Supply

About Escitalopram Oxalate: Escitalopram is used to treat depression and anxiety. Show more ▾

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

Utilization: claims vs the average WA prescriber

This provider
17
WA average
55.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$18.51
WA average
$14.86

Gross Part D cost per claim; not the patient's out-of-pocket price.

19.1
30-Day Fills
541
Days Supply

About Trazodone Hcl: This medication is used to treat depression. Show more ▾

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.

Utilization: claims vs the average WA prescriber

This provider
16
WA average
42.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$15.84
WA average
$15.92

This provider's average cost per claim is below the WA average for this medication.

16.3
30-Day Fills
490
Days Supply

About Risperidone: Risperidone is used to treat a certain mental/mood disorder called schizophrenia. Show more ▾

This medication can decrease hallucinations, help you to think more clearly and positively about yourself, feel less agitated, and take a more active part in everyday life. Risperidone is an antipsychotic drug (atypical type). It works by helping to restore the balance of certain natural substances in the brain. A selective blocker of DOPAMINE D2 RECEPTORS and SEROTONIN 5-HT2 RECEPTORS that acts as an atypical antipsychotic agent. It has been shown to improve both positive and negative symptoms in the treatment of SCHIZOPHRENIA.

Utilization: claims vs the average WA prescriber

This provider
14
WA average
22.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$32.70
WA average
$33.81

This provider's average cost per claim is below the WA average for this medication.

15.0
30-Day Fills
420
Days Supply

About Bupropion Hcl Sr: Bupropion is used to treat depression. Show more ▾

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.

Utilization: claims vs the average WA prescriber

This provider
12
WA average
31.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$201.17
WA average
$90.71

Gross Part D cost per claim; not the patient's out-of-pocket price.

12.2
30-Day Fills
366
Days Supply

About Divalproex Sodium Er: This medication is used to treat seizure disorders, certain psychiatric conditions (manic phase of bipolar disorder), and to prevent migraine headaches. Show more ▾

It works by restoring the balance of certain natural substances (neurotransmitters) in the brain. A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.

Utilization: claims vs the average WA prescriber

This provider
11
WA average
26.0

Averages are among WA prescribers of this medication. Utilization reflects practice size as well as clinical preference.

Cost per claim: this provider vs the WA average

This provider
$10.65
WA average
$9.43

Gross Part D cost per claim; not the patient's out-of-pocket price.

11.0
30-Day Fills
265
Days Supply

About Lithium Carbonate: This medication is used to treat manic-depressive disorder (bipolar disorder). Show more ▾

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. 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.

No medications match the current filters.
Top Prescribed= this provider's 5 highest-utilization medications. Above Avg. Typical Below Avg.= utilization vs the average WA prescriber of the same drug; volume reflects practice size as well as clinical preference.Green cost= below the WA average cost per claim.

About this data. The prescription history for DR. DARRON TERRY SMITH PH.D., PA-C, DFAAPA is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2023, the most recent federal release. Figures cover prescriptions filled for Medicare Part D beneficiaries only; prescriptions under private insurance, Medicaid, or self-pay plans are not included. Because prescribing decisions are generally consistent across coverage types, this record offers a useful view of the overall Physician Assistant prescribing approach at this Vancouver, WA practice.

Reading the costs. Drug costs are gross amounts paid to pharmacies under Part D, including both plan and beneficiary payments. They are not the price a patient pays at the pharmacy counter. Medications with fewer than 11 claims are excluded from the federal source data, and state comparisons use the average volume among WA prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.