Healthcare provider profile · identity verified

Zhong Guo, MD

Internal Medicine · ROCHESTER, NY · NPI 1194056804

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	943	318
Amlodipine Besylate	Amlodipine Besylate	663	216
Lisinopril	Lisinopril	590	191
Hydrochlorothiazide	Hydrochlorothiazide	414	125
Losartan Potassium	Losartan Potassium	401	133
Omeprazole	Omeprazole	354	114
Levothyroxine Sodium	Levothyroxine Sodium	351	100
Gabapentin	Gabapentin	349	102
Metoprolol Succinate	Metoprolol Succinate	314	93
Metformin Hcl	Metformin Hcl	264	82
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	263	29
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	261	34
Simvastatin	Simvastatin	247	73
Pantoprazole Sodium	Pantoprazole Sodium	238	71
Albuterol Sulfate Hfa	Albuterol Sulfate	227	61
Rosuvastatin Calcium	Rosuvastatin Calcium	222	82
Atenolol	Atenolol	211	63
Fluticasone Propionate	Fluticasone Propionate	176	64
Allopurinol	Allopurinol	162	49
Alprazolam	Alprazolam	158	38
Chlorthalidone	Chlorthalidone	157	52
Zolpidem Tartrate	Zolpidem Tartrate	154	25
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	151	36
Glipizide	Glipizide	146	45
Metformin Hcl Er	Metformin Hcl	146	57
Ozempic	Semaglutide	135	34
Meloxicam	Meloxicam	130	35
Famotidine	Famotidine	125	49
Trazodone Hcl	Trazodone Hcl	125	33
Ibuprofen	Ibuprofen	124	44
Tamsulosin Hcl	Tamsulosin Hcl	121	47
Sertraline Hcl	Sertraline Hcl	118	38
Carvedilol	Carvedilol	115	41
Jardiance	Empagliflozin	112	35
Pravastatin Sodium	Pravastatin Sodium	109	35
Potassium Chloride	Potassium Chloride	104	42
Alendronate Sodium	Alendronate Sodium	102	29
Mirtazapine	Mirtazapine	96	29
Eliquis	Apixaban	94	30
Oxycodone Hcl	Oxycodone Hcl	94	13
Furosemide	Furosemide	86	24
Lorazepam	Lorazepam	86	23
Rybelsus	Semaglutide	84	18
Felodipine Er	Felodipine	78	23
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	76	23
Hydroxyzine Hcl	Hydroxyzine Hcl	75	25
Duloxetine Hcl	Duloxetine Hcl	71	23
Hydralazine Hcl	Hydralazine Hcl	70	22
Clopidogrel	Clopidogrel Bisulfate	69	26
Naproxen	Naproxen	69	28
Tramadol Hcl	Tramadol Hcl	65	18
Metoprolol Tartrate	Metoprolol Tartrate	59	21
Warfarin Sodium	Warfarin Sodium	59	13
Baclofen	Baclofen	57	26
Lovastatin	Lovastatin	56	20
Propranolol Hcl Er	Propranolol Hcl	52	suppressed
Diazepam	Diazepam	51	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	51	18
Isosorbide Mononitrate Er	Isosorbide Mononitrate	48	17
Paroxetine Hcl	Paroxetine Hcl	48	14
Pioglitazone Hcl	Pioglitazone Hcl	47	17
Meclizine Hcl	Meclizine Hcl	44	13
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	43	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	43	14
Pregabalin	Pregabalin	43	13
Tizanidine Hcl	Tizanidine Hcl	40	13
Esomeprazole Magnesium	Esomeprazole Magnesium	38	15
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	37	15
Torsemide	Torsemide	37	13
Triamcinolone Acetonide	Triamcinolone Acetonide	37	25
Xarelto	Rivaroxaban	37	suppressed
Lidocaine	Lidocaine	36	11
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	35	12
Montelukast Sodium	Montelukast Sodium	34	12
Ondansetron Hcl	Ondansetron Hcl	34	12
Sumatriptan Succinate	Sumatriptan Succinate	34	suppressed
Azithromycin	Azithromycin	32	30
Buspirone Hcl	Buspirone Hcl	32	suppressed
Diclofenac Sodium	Diclofenac Sodium	32	16
Celecoxib	Celecoxib	31	suppressed
Cephalexin	Cephalexin	31	17
Dicyclomine Hcl	Dicyclomine Hcl	31	12
Prednisone	Prednisone	31	27
Trulicity	Dulaglutide	30	12
Januvia	Sitagliptin Phosphate	29	suppressed
Clonazepam	Clonazepam	28	suppressed
Gemfibrozil	Gemfibrozil	28	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	27	21
Bupropion Xl	Bupropion Hcl	27	suppressed
Citalopram Hbr	Citalopram Hydrobromide	27	suppressed
Glipizide Er	Glipizide	26	suppressed
Olanzapine	Olanzapine	26	suppressed
Ezetimibe	Ezetimibe	25	12
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	25	23
Spironolactone	Spironolactone	25	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	24	suppressed
Morphine Sulfate Er	Morphine Sulfate	24	suppressed
Ventolin Hfa	Albuterol Sulfate	24	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	23	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	22	suppressed
Amoxicillin	Amoxicillin	21	11
Azelastine Hcl	Azelastine Hcl	21	12
Combivent Respimat	Ipratropium/Albuterol Sulfate	21	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	21	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	21	18
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	21	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	21	suppressed
Glimepiride	Glimepiride	20	suppressed
Irbesartan	Irbesartan	20	suppressed
Acyclovir	Acyclovir	19	suppressed
Fenofibrate	Fenofibrate	18	suppressed
Lansoprazole	Lansoprazole	17	suppressed
Midodrine Hcl	Midodrine Hcl	17	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	17	suppressed
Sildenafil Citrate	Sildenafil Citrate	17	suppressed
Dexlansoprazole Dr	Dexlansoprazole	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	16	suppressed
Propranolol Hcl	Propranolol Hcl	16	suppressed
Symbicort	Budesonide/Formoterol Fumarate	16	suppressed
Comfort Ez Pen Needle	Pen Needle, Diabetic	15	suppressed
Easy Touch Pen Needle	Pen Needle, Diabetic	15	suppressed
Finasteride	Finasteride	15	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	15	suppressed
Ropinirole Hcl	Ropinirole Hcl	15	suppressed
Benazepril Hcl	Benazepril Hcl	14	suppressed
Colchicine	Colchicine	14	suppressed
Levetiracetam	Levetiracetam	14	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	14	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	13	suppressed
Nitroglycerin	Nitroglycerin	13	suppressed
Valacyclovir	Valacyclovir Hcl	13	suppressed
Verapamil Er	Verapamil Hcl	13	suppressed
Ammonium Lactate	Ammonium Lactate	12	suppressed
Brilinta	Ticagrelor	12	suppressed
Dextroamphetamine Sulfate	Dextroamphetamine Sulfate	12	suppressed
Hydrocodone-Ibuprofen	Hydrocodone/Ibuprofen	12	suppressed
Labetalol Hcl	Labetalol Hcl	12	suppressed
Methadone Hcl	Methadone Hcl	12	suppressed
Mometasone Furoate	Mometasone Furoate	12	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	12	suppressed
Vascepa	Icosapent Ethyl	12	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	12	suppressed
Bupropion Hcl Sr	Bupropion Hcl	11	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	11	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	11	suppressed
Indomethacin	Indomethacin	11	suppressed
Nifedipine Er	Nifedipine	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