Healthcare provider profile · identity verified

Yangchen Dolkar, MD

Internal Medicine · SAN FRANCISCO, CA · NPI 1467640433

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	398	133
Amlodipine Besylate	Amlodipine Besylate	334	107
Gabapentin	Gabapentin	303	86
Losartan Potassium	Losartan Potassium	264	95
Metoprolol Succinate	Metoprolol Succinate	222	76
Levothyroxine Sodium	Levothyroxine Sodium	194	61
Albuterol Sulfate Hfa	Albuterol Sulfate	193	61
Metformin Hcl	Metformin Hcl	153	50
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	143	23
Omeprazole	Omeprazole	132	54
Pantoprazole Sodium	Pantoprazole Sodium	119	42
Tamsulosin Hcl	Tamsulosin Hcl	116	37
Glipizide	Glipizide	115	41
Furosemide	Furosemide	112	33
Metformin Hcl Er	Metformin Hcl	107	42
Lisinopril	Lisinopril	105	34
Oxycodone Hcl	Oxycodone Hcl	95	14
Baclofen	Baclofen	93	34
Januvia	Sitagliptin Phosphate	93	27
Famotidine	Famotidine	91	36
Duloxetine Hcl	Duloxetine Hcl	85	24
Lorazepam	Lorazepam	75	24
Simvastatin	Simvastatin	73	24
Trazodone Hcl	Trazodone Hcl	72	18
Mirtazapine	Mirtazapine	70	21
Ozempic	Semaglutide	70	14
Tramadol Hcl	Tramadol Hcl	70	19
Alprazolam	Alprazolam	69	22
Ibuprofen	Ibuprofen	67	33
Diclofenac Sodium	Diclofenac Sodium	66	41
Hydrochlorothiazide	Hydrochlorothiazide	66	22
Eliquis	Apixaban	65	18
Jardiance	Empagliflozin	65	21
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	65	22
Benazepril Hcl	Benazepril Hcl	59	20
Sertraline Hcl	Sertraline Hcl	59	16
Pravastatin Sodium	Pravastatin Sodium	56	23
Rosuvastatin Calcium	Rosuvastatin Calcium	56	17
Acetaminophen-Codeine	Acetaminophen With Codeine	55	16
Lovastatin	Lovastatin	55	13
Triamcinolone Acetonide	Triamcinolone Acetonide	49	33
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	48	14
Pregabalin	Pregabalin	48	17
Montelukast Sodium	Montelukast Sodium	45	14
Potassium Chloride	Potassium Chloride	43	20
Escitalopram Oxalate	Escitalopram Oxalate	41	15
Glimepiride	Glimepiride	39	suppressed
Hydralazine Hcl	Hydralazine Hcl	39	18
Hydroxyzine Hcl	Hydroxyzine Hcl	39	16
Meloxicam	Meloxicam	39	suppressed
Spironolactone	Spironolactone	38	12
Atenolol	Atenolol	37	12
Trulicity	Dulaglutide	35	suppressed
Finasteride	Finasteride	34	14
Quetiapine Fumarate	Quetiapine Fumarate	34	11
Venlafaxine Hcl Er	Venlafaxine Hcl	33	suppressed
Meclizine Hcl	Meclizine Hcl	32	15
Nystatin	Nystatin	32	18
Allopurinol	Allopurinol	31	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	31	suppressed
Risperidone	Risperidone	31	suppressed
Ondansetron Odt	Ondansetron	29	16
Arnuity Ellipta	Fluticasone Furoate	28	suppressed
Ketoconazole	Ketoconazole	27	14
Farxiga	Dapagliflozin Propanediol	26	13
Pioglitazone Hcl	Pioglitazone Hcl	26	suppressed
Clopidogrel	Clopidogrel Bisulfate	25	suppressed
Donepezil Hcl	Donepezil Hcl	25	12
Pulmicort Flexhaler	Budesonide	25	suppressed
Rybelsus	Semaglutide	25	suppressed
Diazepam	Diazepam	24	suppressed
Ibandronate Sodium	Ibandronate Sodium	24	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	24	11
Carvedilol	Carvedilol	23	suppressed
Hydrocortisone	Hydrocortisone	23	18
Valacyclovir	Valacyclovir Hcl	23	suppressed
Topiramate	Topiramate	22	suppressed
Cephalexin	Cephalexin	21	18
Colchicine	Colchicine	21	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	21	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	20	suppressed
Prednisone	Prednisone	20	14
Bydureon Bcise	Exenatide Microspheres	19	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	19	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	19	suppressed
Nystop	Nystatin	19	11
Propranolol Hcl	Propranolol Hcl	19	suppressed
Chlorthalidone	Chlorthalidone	18	suppressed
Loperamide	Loperamide Hcl	18	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	18	14
Ventolin Hfa	Albuterol Sulfate	18	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	18	suppressed
Glipizide Er	Glipizide	17	suppressed
Naproxen	Naproxen	17	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	16	suppressed
Mometasone Furoate	Mometasone Furoate	16	suppressed
Premarin	Estrogens, Conjugated	16	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	15	15
Ezetimibe	Ezetimibe	15	suppressed
Fenofibrate	Fenofibrate	15	suppressed
Fluticasone Propionate	Fluticasone Propionate	15	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	15	suppressed
Lidocaine	Lidocaine	15	suppressed
Valsartan	Valsartan	15	suppressed
Alendronate Sodium	Alendronate Sodium	14	suppressed
Bupropion Hcl Sr	Bupropion Hcl	14	suppressed
Mounjaro	Tirzepatide	14	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	14	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	14	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	13	suppressed
Tiotropium Bromide	Tiotropium Bromide	13	suppressed
Amoxicillin	Amoxicillin	12	11
Breo Ellipta	Fluticasone/Vilanterol	12	suppressed
Breyna	Budesonide/Formoterol Fumarate	12	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	12	suppressed
Citalopram Hbr	Citalopram Hydrobromide	12	suppressed
Cyclosporine	Cyclosporine	12	suppressed
Fentanyl	Fentanyl	12	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	12	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	12	suppressed
Bupropion Xl	Bupropion Hcl	11	suppressed
Buspirone Hcl	Buspirone Hcl	11	suppressed
Clobetasol Propionate	Clobetasol Propionate	11	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	11	suppressed
Metronidazole	Metronidazole	11	suppressed
Ondansetron Hcl	Ondansetron Hcl	11	suppressed
Synthroid	Levothyroxine Sodium	11	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	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