Healthcare provider profile · identity verified

Brian C Shen, MD

Internal Medicine · GAITHERSBURG, MD · NPI 1538232723

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	1441	444
Amlodipine Besylate	Amlodipine Besylate	645	195
Lisinopril	Lisinopril	487	154
Metformin Hcl	Metformin Hcl	406	128
Losartan Potassium	Losartan Potassium	392	122
Levothyroxine Sodium	Levothyroxine Sodium	356	101
Rosuvastatin Calcium	Rosuvastatin Calcium	223	72
Famotidine	Famotidine	199	83
Tamsulosin Hcl	Tamsulosin Hcl	197	66
Pantoprazole Sodium	Pantoprazole Sodium	177	68
Alendronate Sodium	Alendronate Sodium	175	68
Glipizide	Glipizide	170	56
Simvastatin	Simvastatin	170	50
Gabapentin	Gabapentin	167	72
Metoprolol Tartrate	Metoprolol Tartrate	159	50
Arexvy	Rsvpref3 Antigen/As01e/Pf	148	148
Allopurinol	Allopurinol	136	43
Metformin Hcl Er	Metformin Hcl	136	42
Atenolol	Atenolol	135	40
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	130	40
Furosemide	Furosemide	121	42
Finasteride	Finasteride	112	37
Albuterol Sulfate Hfa	Albuterol Sulfate	107	69
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	106	31
Jardiance	Empagliflozin	105	40
Metoprolol Succinate	Metoprolol Succinate	104	33
Pradaxa	Dabigatran Etexilate Mesylate	102	37
Wixela Inhub	Fluticasone Propion/Salmeterol	94	17
Alvesco	Ciclesonide	92	35
Zolpidem Tartrate	Zolpidem Tartrate	73	20
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	65	65
Triamcinolone Acetonide	Triamcinolone Acetonide	64	49
Clopidogrel	Clopidogrel Bisulfate	63	20
Hydrochlorothiazide	Hydrochlorothiazide	63	21
Terazosin Hcl	Terazosin Hcl	63	19
Humulin 70/30 Kwikpen	Insulin Nph Hum/Reg Insulin Hm	56	15
Prednisone	Prednisone	56	47
Meloxicam	Meloxicam	55	31
Clobetasol Propionate	Clobetasol Propionate	54	26
Sertraline Hcl	Sertraline Hcl	53	21
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	52	18
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	50	16
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	50	14
Fluoxetine Hcl	Fluoxetine Hcl	47	18
Trazodone Hcl	Trazodone Hcl	47	18
Bisoprolol Fumarate	Bisoprolol Fumarate	45	15
Escitalopram Oxalate	Escitalopram Oxalate	44	18
Doxycycline Monohydrate	Doxycycline Monohydrate	43	37
Pravastatin Sodium	Pravastatin Sodium	41	13
Solifenacin Succinate	Solifenacin Succinate	38	15
Montelukast Sodium	Montelukast Sodium	37	14
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	36	12
Pioglitazone Hcl	Pioglitazone Hcl	36	12
Carvedilol	Carvedilol	35	11
Acetaminophen-Codeine	Acetaminophen With Codeine	34	14
Ipratropium Bromide	Ipratropium Bromide	34	22
Metronidazole	Metronidazole	31	11
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	30	28
Potassium Chloride	Potassium Chloride	30	12
Spironolactone	Spironolactone	29	11
Lovastatin	Lovastatin	28	11
Fluocinonide	Fluocinonide	27	16
Ibuprofen	Ibuprofen	27	14
Tramadol Hcl	Tramadol Hcl	27	16
Ciclopirox	Ciclopirox Olamine	26	20
Diclofenac Sodium	Diclofenac Sodium	26	suppressed
Hydrocortisone	Hydrocortisone	26	11
Pregabalin	Pregabalin	24	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	23	suppressed
Warfarin Sodium	Warfarin Sodium	23	suppressed
Azithromycin	Azithromycin	22	20
Fenofibrate	Fenofibrate	22	suppressed
Spiriva Respimat	Tiotropium Bromide	22	suppressed
Amoxicillin	Amoxicillin	21	14
Mirtazapine	Mirtazapine	21	suppressed
Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	20	suppressed
Donepezil Hcl	Donepezil Hcl	19	suppressed
Ezetimibe	Ezetimibe	19	suppressed
Humulin 70-30	Insulin Nph Hum/Reg Insulin Hm	19	suppressed
Hydralazine Hcl	Hydralazine Hcl	19	suppressed
Levetiracetam	Levetiracetam	19	suppressed
Rizatriptan	Rizatriptan Benzoate	19	suppressed
Acyclovir	Acyclovir	18	suppressed
Duloxetine Hcl	Duloxetine Hcl	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Methylprednisolone	Methylprednisolone	18	16
Ondansetron Odt	Ondansetron	18	suppressed
Ozempic	Semaglutide	18	suppressed
Lorazepam	Lorazepam	17	suppressed
Modafinil	Modafinil	17	suppressed
Alprazolam	Alprazolam	16	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	16	15
Acarbose	Acarbose	15	suppressed
Cephalexin	Cephalexin	15	13
Eliquis	Apixaban	15	suppressed
Scopolamine	Scopolamine	15	11
Venlafaxine Hcl Er	Venlafaxine Hcl	15	suppressed
Insulin Syringe	Syring-Needl,disp,insul,0.3 Ml	14	suppressed
Omeprazole	Omeprazole	14	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	14	13
Clonazepam	Clonazepam	13	suppressed
Colchicine	Colchicine	13	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Irbesartan	Irbesartan	13	suppressed
Lactulose	Lactulose	13	suppressed
Mupirocin	Mupirocin	13	13
Tadalafil	Tadalafil	13	suppressed
Tenofovir Disoproxil Fumarate	Tenofovir Disoproxil Fumarate	13	suppressed
Ketoconazole	Ketoconazole	12	suppressed
Nitroglycerin	Nitroglycerin	12	suppressed
Tradjenta	Linagliptin	12	suppressed
Bupropion Hcl Sr	Bupropion Hcl	11	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	11	suppressed
Digoxin	Digoxin	11	suppressed
Humulin R	Insulin Regular, Human	11	suppressed
Lansoprazole	Lansoprazole	11	suppressed
Valsartan	Valsartan	11	suppressed
Zaleplon	Zaleplon	11	suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
CMS Open Payments — General Payments	2025	2026-06-30	Original source
Medicare Part D Prescribers by Provider and Drug	2024	2026-05-06	Original source
NPPES Data Dissemination V2	current / reference data	2026-08-10	Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error