Healthcare provider profile · identity verified

Ronnie Chiu, M.D.

Internal Medicine · NEW YORK, NY · NPI 1700843315

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	1343	280
Amlodipine Besylate	Amlodipine Besylate	1234	261
Losartan Potassium	Losartan Potassium	796	178
Vascepa	Icosapent Ethyl	724	125
Omeprazole	Omeprazole	706	195
Metoprolol Succinate	Metoprolol Succinate	632	129
Metformin Hcl	Metformin Hcl	562	126
Simvastatin	Simvastatin	550	113
Tamsulosin Hcl	Tamsulosin Hcl	517	98
Finasteride	Finasteride	391	72
Diclofenac Sodium	Diclofenac Sodium	331	140
Gabapentin	Gabapentin	248	63
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	248	46
Meloxicam	Meloxicam	245	117
Esomeprazole Magnesium	Esomeprazole Magnesium	227	45
Fluticasone Propionate	Fluticasone Propionate	222	89
Meclizine Hcl	Meclizine Hcl	210	116
Glipizide Er	Glipizide	205	37
Allopurinol	Allopurinol	199	41
Diclofenac Epolamine	Diclofenac Epolamine	189	56
Ammonium Lactate	Ammonium Lactate	186	60
Januvia	Sitagliptin Phosphate	184	41
Jardiance	Empagliflozin	173	36
Sucralfate	Sucralfate	164	29
Raloxifene Hcl	Raloxifene Hcl	160	30
Donepezil Hcl	Donepezil Hcl	147	28
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	141	64
Zolpidem Tartrate	Zolpidem Tartrate	141	58
Albuterol Sulfate Hfa	Albuterol Sulfate	138	37
Triamcinolone Acetonide	Triamcinolone Acetonide	137	94
Farxiga	Dapagliflozin Propanediol	135	27
Levothyroxine Sodium	Levothyroxine Sodium	123	22
Alendronate Sodium	Alendronate Sodium	122	36
Dexlansoprazole Dr	Dexlansoprazole	120	24
Alcohol Prep Pads	Alcohol Antiseptic Pads	112	43
Acarbose	Acarbose	109	17
Atenolol	Atenolol	108	18
Mometasone Furoate	Mometasone Furoate	103	35
Famotidine	Famotidine	97	38
Clopidogrel	Clopidogrel Bisulfate	94	20
Telmisartan	Telmisartan	93	20
Hydrochlorothiazide	Hydrochlorothiazide	91	34
Montelukast Sodium	Montelukast Sodium	90	21
Easy Touch Alcohol Prep Pads	Alcohol Antiseptic Pads	89	27
Icosapent Ethyl	Icosapent Ethyl	89	43
Rosuvastatin Calcium	Rosuvastatin Calcium	88	16
Lisinopril	Lisinopril	85	20
Hydrocortisone	Hydrocortisone	84	33
Eliquis	Apixaban	83	22
Pantoprazole Sodium	Pantoprazole Sodium	81	18
Isosorbide Mononitrate Er	Isosorbide Mononitrate	77	11
Janumet	Sitagliptin Phos/Metformin Hcl	74	12
Azelastine Hcl	Azelastine Hcl	72	44
Glimepiride	Glimepiride	72	18
Furosemide	Furosemide	71	29
Lidocaine	Lidocaine	69	27
Cyanocobalamin Injection	Cyanocobalamin (Vitamin B-12)	67	14
Pioglitazone Hcl	Pioglitazone Hcl	65	12
Restasis	Cyclosporine	65	14
Vitamin D2	Ergocalciferol (Vitamin D2)	65	34
Ezetimibe	Ezetimibe	62	17
Ibuprofen	Ibuprofen	61	52
Tenofovir Disoproxil Fumarate	Tenofovir Disoproxil Fumarate	61	14
Chlorhexidine Gluconate	Chlorhexidine Gluconate	60	26
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	58	15
Shingrix	Varicella-Zoster Ge/As01b/Pf	57	38
Sertraline Hcl	Sertraline Hcl	53	17
Telmisartan-Hydrochlorothiazid	Telmisartan/Hydrochlorothiazid	53	suppressed
Clobetasol Propionate	Clobetasol Propionate	52	19
Creon	Lipase/Protease/Amylase	52	suppressed
Procto-Med Hc	Hydrocortisone	52	18
Halobetasol Propionate	Halobetasol Propionate	51	24
Fluocinonide	Fluocinonide	49	17
Ketoconazole	Ketoconazole	49	11
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	47	42
Metoprolol Tartrate	Metoprolol Tartrate	47	suppressed
Ranolazine Er	Ranolazine	47	suppressed
Celecoxib	Celecoxib	45	suppressed
Breo Ellipta	Fluticasone/Vilanterol	42	suppressed
Gemfibrozil	Gemfibrozil	42	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	41	30
Folic Acid	Folic Acid	40	suppressed
Alcohol Pads	Alcohol Antiseptic Pads	39	suppressed
Carvedilol	Carvedilol	39	suppressed
Clotrimazole	Clotrimazole	39	19
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	39	suppressed
Metformin Hcl Er	Metformin Hcl	38	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	37	suppressed
Potassium Chloride	Potassium Chloride	37	suppressed
Fenofibrate	Fenofibrate	36	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	35	suppressed
Mirtazapine	Mirtazapine	35	suppressed
Linzess	Linaclotide	34	suppressed
Myrbetriq	Mirabegron	34	suppressed
Azithromycin	Azithromycin	33	28
Loperamide	Loperamide Hcl	33	24
Clonidine Hcl	Clonidine Hcl	31	suppressed
Entecavir	Entecavir	31	suppressed
Vemlidy	Tenofovir Alafenamide	31	suppressed
Nebivolol Hcl	Nebivolol Hcl	29	suppressed
Amoxicillin	Amoxicillin	28	26
Ciclopirox	Ciclopirox Olamine	28	suppressed
Colchicine	Colchicine	28	suppressed
Tradjenta	Linagliptin	28	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	27	suppressed
Symbicort	Budesonide/Formoterol Fumarate	27	suppressed
Betamethasone Dipropionate	Betamethasone Dipropionate	26	suppressed
Megestrol Acetate	Megestrol Acetate	26	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	25	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	25	suppressed
Glipizide	Glipizide	24	suppressed
Lidocaine-Prilocaine	Lidocaine/Prilocaine	24	14
Nateglinide	Nateglinide	24	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	24	suppressed
Valsartan	Valsartan	24	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	23	suppressed
Pro Comfort Alcohol Pads	Alcohol Antiseptic Pads	23	suppressed
Spironolactone	Spironolactone	22	suppressed
Trulicity	Dulaglutide	22	suppressed
Namzaric	Memantine Hcl/Donepezil Hcl	21	suppressed
Proctozone-Hc	Hydrocortisone	21	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	20	suppressed
Dutasteride	Dutasteride	19	suppressed
Hydralazine Hcl	Hydralazine Hcl	19	suppressed
Ciclopirox	Ciclopirox	18	suppressed
Cyclosporine	Cyclosporine	18	suppressed
Jentadueto	Linagliptin/Metformin Hcl	18	suppressed
Brilinta	Ticagrelor	17	suppressed
Cephalexin	Cephalexin	17	17
Glipizide-Metformin	Glipizide/Metformin Hcl	17	suppressed
Irbesartan	Irbesartan	17	suppressed
Lactulose	Lactulose	16	suppressed
Memantine Hcl	Memantine Hcl	16	suppressed
Mupirocin	Mupirocin	16	suppressed
Nitroglycerin	Nitroglycerin	16	11
Ofloxacin	Ofloxacin	16	12
Alcohol Swabs	Alcohol Antiseptic Pads	15	suppressed
Amiodarone Hcl	Amiodarone Hcl	15	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	15	suppressed
Enalapril Maleate	Enalapril Maleate	15	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	15	suppressed
Methimazole	Methimazole	15	suppressed
Tramadol Hcl	Tramadol Hcl	15	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	15	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	14	suppressed
Xarelto	Rivaroxaban	14	suppressed
Alcohol Swab	Alcohol Antiseptic Pads	13	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	13	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	13	suppressed
Bevespi Aerosphere	Glycopyrrolate/Formoterol Fum	12	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	12	suppressed
Nadolol	Nadolol	12	suppressed
Novolog Mix 70-30 Flexpen	Insulin Aspart Prot/Insuln Asp	12	suppressed
Prolia	Denosumab	12	suppressed
True Comfort Pro Alcohol Pads	Alcohol Antiseptic Pads	12	suppressed
Clemastine Fumarate	Clemastine Fumarate	11	suppressed
Lacosamide	Lacosamide	11	suppressed
Levetiracetam	Levetiracetam	11	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	11	suppressed
Solifenacin Succinate	Solifenacin Succinate	11	suppressed
Synjardy	Empagliflozin/Metformin Hcl	11	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	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