Healthcare provider profile · identity verified

Chen Zhou, D.O.

Family Practice · FLUSHING, NY · NPI 1235533266

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	1079	238
Amlodipine Besylate	Amlodipine Besylate	764	168
Losartan Potassium	Losartan Potassium	615	139
Vascepa	Icosapent Ethyl	551	113
Tamsulosin Hcl	Tamsulosin Hcl	424	89
Omeprazole	Omeprazole	363	113
Simvastatin	Simvastatin	338	65
Alendronate Sodium	Alendronate Sodium	294	62
Metformin Hcl	Metformin Hcl	272	58
Azithromycin	Azithromycin	257	153
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	252	48
Finasteride	Finasteride	229	44
Metoprolol Succinate	Metoprolol Succinate	212	51
Donepezil Hcl	Donepezil Hcl	210	45
Vitamin D2	Ergocalciferol (Vitamin D2)	183	53
Levothyroxine Sodium	Levothyroxine Sodium	173	34
Glipizide Er	Glipizide	165	34
Alcohol Prep Pads	Alcohol Antiseptic Pads	152	34
Raloxifene Hcl	Raloxifene Hcl	147	39
Carvedilol	Carvedilol	137	26
Folic Acid	Folic Acid	137	32
Diclofenac Epolamine	Diclofenac Epolamine	124	38
Gabapentin	Gabapentin	122	60
Albuterol Sulfate Hfa	Albuterol Sulfate	121	49
Clopidogrel	Clopidogrel Bisulfate	92	21
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	92	20
Atenolol	Atenolol	90	23
Hydrochlorothiazide	Hydrochlorothiazide	89	14
Zolpidem Tartrate	Zolpidem Tartrate	89	47
Allopurinol	Allopurinol	84	21
Esomeprazole Magnesium	Esomeprazole Magnesium	82	27
Januvia	Sitagliptin Phosphate	82	17
Rosuvastatin Calcium	Rosuvastatin Calcium	76	22
Nitroglycerin	Nitroglycerin	65	34
Acarbose	Acarbose	64	suppressed
Amoxicillin	Amoxicillin	64	54
Ammonium Lactate	Ammonium Lactate	61	33
Montelukast Sodium	Montelukast Sodium	59	12
Halobetasol Propionate	Halobetasol Propionate	58	34
Icosapent Ethyl	Icosapent Ethyl	58	31
Alcohol Pads	Alcohol Antiseptic Pads	56	14
Meloxicam	Meloxicam	56	43
Tenofovir Disoproxil Fumarate	Tenofovir Disoproxil Fumarate	56	suppressed
Diclofenac Sodium	Diclofenac Sodium	54	33
Lisinopril	Lisinopril	54	suppressed
Fluticasone Propionate	Fluticasone Propionate	53	34
Jardiance	Empagliflozin	52	16
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	50	36
Janumet	Sitagliptin Phos/Metformin Hcl	50	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	46	suppressed
Glipizide-Metformin	Glipizide/Metformin Hcl	46	12
Isosorbide Mononitrate Er	Isosorbide Mononitrate	40	suppressed
Easy Touch Alcohol Prep Pads	Alcohol Antiseptic Pads	39	13
Oxybutynin Chloride Er	Oxybutynin Chloride	39	11
Fluocinonide	Fluocinonide	38	30
Pravastatin Sodium	Pravastatin Sodium	38	suppressed
Promethazine Hcl	Promethazine Hcl	38	28
Tradjenta	Linagliptin	38	suppressed
Xarelto	Rivaroxaban	38	suppressed
Famotidine	Famotidine	37	22
Metoprolol Tartrate	Metoprolol Tartrate	37	suppressed
Mirtazapine	Mirtazapine	37	16
Meclizine Hcl	Meclizine Hcl	36	31
Mometasone Furoate	Mometasone Furoate	36	14
Triamcinolone Acetonide	Triamcinolone Acetonide	36	21
Clobetasol Propionate	Clobetasol Propionate	35	19
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	35	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	34	31
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	33	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	33	32
Restasis	Cyclosporine	33	suppressed
Levofloxacin	Levofloxacin	32	27
Dexlansoprazole Dr	Dexlansoprazole	31	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	30	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	30	suppressed
Eliquis	Apixaban	29	suppressed
Pantoprazole Sodium	Pantoprazole Sodium	29	12
Propranolol Hcl	Propranolol Hcl	29	suppressed
Entecavir	Entecavir	28	suppressed
Paroxetine Hcl	Paroxetine Hcl	28	suppressed
Ketoconazole	Ketoconazole	27	13
Lidocaine	Lidocaine	27	12
Nebivolol Hcl	Nebivolol Hcl	27	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	26	suppressed
Creon	Lipase/Protease/Amylase	25	17
Farxiga	Dapagliflozin Propanediol	25	suppressed
Loperamide	Loperamide Hcl	25	18
Celecoxib	Celecoxib	24	16
Hydrocortisone	Hydrocortisone	24	13
Ursodiol	Ursodiol	24	suppressed
Nifedipine Er	Nifedipine	22	suppressed
True Comfort Pro Alcohol Pads	Alcohol Antiseptic Pads	22	suppressed
Ibuprofen	Ibuprofen	21	19
Naproxen	Naproxen	21	20
Valsartan	Valsartan	21	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	20	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	20	suppressed
Nitroglycerin Patch	Nitroglycerin	19	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	18	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	18	12
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	18	13
Doxazosin Mesylate	Doxazosin Mesylate	18	suppressed
Methimazole	Methimazole	17	suppressed
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	17	15
Boostrix Tdap	Diphth,pertuss(Acell),tet Vac	16	15
Ciclopirox	Ciclopirox	16	suppressed
Enalapril Maleate	Enalapril Maleate	16	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	16	suppressed
Sertraline Hcl	Sertraline Hcl	16	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	15	suppressed
Ezetimibe	Ezetimibe	15	suppressed
Myrbetriq	Mirabegron	15	suppressed
Procto-Med Hc	Hydrocortisone	15	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	15	14
Bisoprolol Fumarate	Bisoprolol Fumarate	14	suppressed
Cephalexin	Cephalexin	14	13
Paxlovid	Nirmatrelvir/Ritonavir	14	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	14	suppressed
Captopril	Captopril	13	suppressed
Clotrimazole	Clotrimazole	13	suppressed
Cromolyn Sodium	Cromolyn Sodium	13	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	13	suppressed
Cyclosporine	Cyclosporine	13	suppressed
Furosemide	Furosemide	13	12
Glimepiride	Glimepiride	13	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Mupirocin	Mupirocin	13	13
Bepotastine Besilate	Bepotastine Besilate	12	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	12	suppressed
Fenofibrate	Fenofibrate,micronized	12	suppressed
Potassium Chloride	Potassium Chloride	12	suppressed
Calcitriol	Calcitriol	11	suppressed
Dapagliflozin	Dapagliflozin Propanediol	11	suppressed
Nateglinide	Nateglinide	11	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	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