Healthcare provider profile · identity verified

Samuel K Anyatonwu, MD

Internal Medicine · HARTFORD, CT · NPI 1023028933

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
Rosuvastatin Calcium	Rosuvastatin Calcium	562	165
Atorvastatin Calcium	Atorvastatin Calcium	438	121
Levothyroxine Sodium	Levothyroxine Sodium	381	96
Amlodipine Besylate	Amlodipine Besylate	350	97
Pantoprazole Sodium	Pantoprazole Sodium	219	63
Metformin Hcl	Metformin Hcl	218	56
Metoprolol Succinate	Metoprolol Succinate	211	58
Albuterol Sulfate Hfa	Albuterol Sulfate	200	52
Lisinopril	Lisinopril	199	58
Olmesartan Medoxomil	Olmesartan Medoxomil	197	51
Alprazolam	Alprazolam	165	43
Gabapentin	Gabapentin	164	49
Ozempic	Semaglutide	162	34
Escitalopram Oxalate	Escitalopram Oxalate	136	37
Mounjaro	Tirzepatide	129	22
Tamsulosin Hcl	Tamsulosin Hcl	125	35
Omeprazole	Omeprazole	122	33
Eliquis	Apixaban	116	25
Amlodipine-Olmesartan	Amlodipine Bes/Olmesartan Med	114	31
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	111	96
Montelukast Sodium	Montelukast Sodium	108	30
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	108	18
Pravastatin Sodium	Pravastatin Sodium	105	26
Januvia	Sitagliptin Phosphate	104	17
Losartan Potassium	Losartan Potassium	101	32
Furosemide	Furosemide	99	28
Metoprolol Tartrate	Metoprolol Tartrate	99	27
Methylprednisolone	Methylprednisolone	96	81
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	93	28
Prednisone	Prednisone	91	62
Meloxicam	Meloxicam	89	29
Glimepiride	Glimepiride	87	27
Simvastatin	Simvastatin	87	23
Lorazepam	Lorazepam	86	20
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	80	32
Sertraline Hcl	Sertraline Hcl	78	20
Triamcinolone Acetonide	Triamcinolone Acetonide	77	37
Hydrochlorothiazide	Hydrochlorothiazide	76	25
Jardiance	Empagliflozin	75	19
Zolpidem Tartrate	Zolpidem Tartrate	74	16
Tramadol Hcl	Tramadol Hcl	71	26
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	70	12
Tresiba Flextouch U-200	Insulin Degludec	68	12
Baclofen	Baclofen	63	12
Tizanidine Hcl	Tizanidine Hcl	63	40
Trazodone Hcl	Trazodone Hcl	63	21
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	62	15
Bupropion Xl	Bupropion Hcl	60	12
Carvedilol	Carvedilol	57	17
Farxiga	Dapagliflozin Propanediol	57	14
Atenolol	Atenolol	56	16
Ibuprofen	Ibuprofen	56	19
Pregabalin	Pregabalin	54	15
Synthroid	Levothyroxine Sodium	53	15
Nebivolol Hcl	Nebivolol Hcl	51	14
Torsemide	Torsemide	50	17
Allopurinol	Allopurinol	49	14
Buspirone Hcl	Buspirone Hcl	49	suppressed
Diclofenac Sodium	Diclofenac Sodium	49	29
Famotidine	Famotidine	47	suppressed
Ezetimibe	Ezetimibe	46	15
Esomeprazole Magnesium	Esomeprazole Magnesium	45	suppressed
Duloxetine Hcl	Duloxetine Hcl	43	15
Fluoxetine Hcl	Fluoxetine Hcl	42	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	41	36
Metformin Hcl Er	Metformin Hcl	40	13
Alendronate Sodium	Alendronate Sodium	39	suppressed
Azithromycin	Azithromycin	39	39
Breo Ellipta	Fluticasone/Vilanterol	39	suppressed
Finasteride	Finasteride	39	suppressed
Linzess	Linaclotide	39	11
Ketoconazole	Ketoconazole	38	11
Potassium Chloride	Potassium Chloride	38	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	37	14
Fluticasone Propionate	Fluticasone Propionate	37	17
Janumet Xr	Sitagliptin Phos/Metformin Hcl	37	suppressed
Celecoxib	Celecoxib	36	suppressed
Ibandronate Sodium	Ibandronate Sodium	35	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	35	suppressed
Valsartan	Valsartan	35	suppressed
Clopidogrel	Clopidogrel Bisulfate	33	suppressed
Hydralazine Hcl	Hydralazine Hcl	33	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	33	27
Quetiapine Fumarate	Quetiapine Fumarate	33	suppressed
Azelastine Hcl	Azelastine Hcl	32	14
Eszopiclone	Eszopiclone	32	suppressed
Tadalafil	Tadalafil	32	suppressed
Mirtazapine	Mirtazapine	31	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	31	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	31	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	31	suppressed
Benazepril Hcl	Benazepril Hcl	29	suppressed
Ciclopirox	Ciclopirox	29	suppressed
Clonazepam	Clonazepam	29	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	29	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	29	suppressed
Xarelto	Rivaroxaban	29	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	28	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	28	12
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	27	13
Hydroxyzine Hcl	Hydroxyzine Hcl	27	suppressed
Vascepa	Icosapent Ethyl	27	suppressed
Cephalexin	Cephalexin	26	12
Doxycycline Hyclate	Doxycycline Hyclate	26	13
Mometasone Furoate	Mometasone Furoate	26	suppressed
Trulicity	Dulaglutide	26	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	25	suppressed
Citalopram Hbr	Citalopram Hydrobromide	25	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	25	suppressed
Ondansetron Hcl	Ondansetron Hcl	25	19
Vilazodone Hcl	Vilazodone Hcl	25	suppressed
Amlodipine-Valsartan	Amlodipine Besylate/Valsartan	24	suppressed
Nexletol	Bempedoic Acid	24	suppressed
Spironolactone	Spironolactone	24	suppressed
Topiramate	Topiramate	24	suppressed
Glipizide Er	Glipizide	22	suppressed
Meclizine Hcl	Meclizine Hcl	22	19
Diazepam	Diazepam	21	suppressed
Nystatin	Nystatin	21	suppressed
Rybelsus	Semaglutide	21	suppressed
Bupropion Hcl Sr	Bupropion Hcl	20	suppressed
Irbesartan	Irbesartan	20	suppressed
Lovastatin	Lovastatin	20	suppressed
Myrbetriq	Mirabegron	20	suppressed
Constulose	Lactulose	19	suppressed
Memantine Hcl	Memantine Hcl	19	suppressed
Roflumilast	Roflumilast	19	suppressed
Acyclovir	Acyclovir	18	suppressed
Fluconazole	Fluconazole	18	13
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	18	suppressed
Ropinirole Hcl	Ropinirole Hcl	18	suppressed
Symbicort	Budesonide/Formoterol Fumarate	18	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	18	suppressed
Fenofibrate	Fenofibrate	17	suppressed
Lidocaine	Lidocaine	17	suppressed
Methocarbamol	Methocarbamol	17	11
Amoxicillin	Amoxicillin	16	suppressed
Chlorthalidone	Chlorthalidone	16	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	16	suppressed
Humalog Kwikpen U-100	Insulin Lispro	16	suppressed
Nitroglycerin	Nitroglycerin	16	suppressed
Telmisartan	Telmisartan	16	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	16	suppressed
Lagevrio (Eua)	Molnupiravir	15	15
Paxlovid	Nirmatrelvir/Ritonavir	15	15
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	15	suppressed
Dexlansoprazole Dr	Dexlansoprazole	14	suppressed
Fenofibric Acid	Fenofibric Acid (Choline)	14	suppressed
Labetalol Hcl	Labetalol Hcl	14	suppressed
Latanoprost	Latanoprost	14	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	14	suppressed
Olmesartan-Amlodipine-Hctz	Olmesartan/Amlodipin/Hcthiazid	14	suppressed
Propranolol Hcl	Propranolol Hcl	14	suppressed
Solifenacin Succinate	Solifenacin Succinate	14	suppressed
Biktarvy	Bictegrav/Emtricit/Tenofov Ala	13	suppressed
Fesoterodine Fumarate Er	Fesoterodine Fumarate	13	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	13	suppressed
Glipizide	Glipizide	13	suppressed
Hydrocortisone	Hydrocortisone	13	suppressed
Mupirocin	Mupirocin	13	12
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	13	12
Terazosin Hcl	Terazosin Hcl	13	suppressed
Tolterodine Tartrate	Tolterodine Tartrate	13	suppressed
Tramadol Hcl Er	Tramadol Hcl	13	suppressed
Vyvanse	Lisdexamfetamine Dimesylate	13	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	13	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	12	suppressed
Minoxidil	Minoxidil	12	suppressed
Naproxen	Naproxen	12	suppressed
Varenicline Tartrate	Varenicline Tartrate	12	suppressed
Concerta	Methylphenidate Hcl	11	suppressed
Methadone Hcl	Methadone Hcl	11	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	11	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	11	suppressed
Paxlovid (Eua)	Nirmatrelvir/Ritonavir	11	11
Valacyclovir	Valacyclovir Hcl	11	suppressed
Ventolin Hfa	Albuterol Sulfate	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