CHRISTOPHER PATRICK CARROLL M.D.
Prescription History 1730137621
Psychiatry & Neurology - Psychiatry in Baltimore, MD

Active since May 04, 2006PECOS Enrolled
74.39/100
CMS Quality Rating
600 N WOLFE ST, BALTIMORE, MD 21287(410) 955-5104 Get Directions

NPPES record last updated: January 31, 2014. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for CHRISTOPHER PATRICK CARROLL M.D., an active Psychiatry specialist practicing in Baltimore, MD. Our medical registry currently tracks 4 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 85 documented patient claims. Among these therapy options, the most frequently utilized medication is Venlafaxine Hcl Er, which accounts for 28 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.

4
Medications
85
Total Claims
86
30-Day Fills
Venlafaxine Hcl Er
Most Prescribed · 28 claims
View details
4 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by CHRISTOPHER PATRICK CARROLL M.D. in 2023, with prescription volumes, average cost per fill, and MD state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other MD PrescribersVs. MD Avg

About Venlafaxine Hcl Er: Venlafaxine is used to treat depression, anxiety, panic attacks, and social anxiety disorder (social phobia). Show more ▾

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.

In 2023, this provider wrote 28 Medicare prescriptions for Venlafaxine Hcl Er, about the same volume as the typical Maryland prescriber of this medication (28). Medicare paid an average of $11.60 per fill, versus $31.79 statewide.

How often this provider prescribes it

This provider
28
MD average
28.0

This provider's prescribing volume for this medication is in line with the average MD prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$11.60
MD average
$31.79

This provider's average cost per fill is below the MD average for this medication.

28
30-Day Fills
standardized to 30-day supplies
840
Days of Medication
total across all patients in 2023

About Lithium Carbonate Er: 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.

In 2023, this provider wrote 27 Medicare prescriptions for Lithium Carbonate Er, about the same volume as the typical Maryland prescriber of this medication (26). Medicare paid an average of $10.24 per fill, versus $16.79 statewide.

How often this provider prescribes it

This provider
27
MD average
26.0

This provider's prescribing volume for this medication is in line with the average MD prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$10.24
MD average
$16.79

This provider's average cost per fill is below the MD average for this medication.

27
30-Day Fills
standardized to 30-day supplies
771
Days of Medication
total across all patients in 2023

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.

In 2023, this provider wrote 17 Medicare prescriptions for Divalproex Sodium Er, about half the volume of the typical Maryland prescriber of this medication (31). Medicare paid an average of $49.39 per fill, versus $93.02 statewide.

How often this provider prescribes it

This provider
17
MD average
31.0

This provider prescribes this medication less often than the average MD prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$49.39
MD average
$93.02

This provider's average cost per fill is below the MD average for this medication.

18
30-Day Fills
standardized to 30-day supplies
540
Days of Medication
total across all patients in 2023

About Loxapine: Loxapine is used to treat certain mental/mood disorders (such as schizophrenia). Show more ▾

This medicine helps you to think more clearly, feel less nervous, and take part in everyday life. It can reduce aggression and the desire to hurt yourself/others. It may also help to decrease hallucinations (such as hearing/seeing things that are not there). Loxapine is a psychiatric medication (antipsychotic type) that works by helping to restore the balance of certain natural substances (such as dopamine) in the brain. An antipsychotic agent used in SCHIZOPHRENIA.

In 2023, this provider wrote 13 Medicare prescriptions for Loxapine, about half the volume of the typical Maryland prescriber of this medication (24). Medicare paid an average of $70.94 per fill, versus $58.21 statewide.

How often this provider prescribes it

This provider
13
MD average
24.0

This provider prescribes this medication less often than the average MD prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$70.94
MD average
$58.21

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

13
30-Day Fills
standardized to 30-day supplies
390
Days of Medication
total across all patients in 2023
No medications match the current filters.
More than typical Typical Less than typical= prescription volume vs the average MD prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the MD average cost per fill.

About this data. The prescription history for CHRISTOPHER PATRICK CARROLL M.D. 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 Psychiatry prescribing approach at this Baltimore, MD 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 MD prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.