Healthcare provider profile · identity verified

Fred Yeo, MD

Internal Medicine · GROTON, CT · NPI 1881686616

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
Eliquis	Apixaban	357	45
Gabapentin	Gabapentin	264	61
Trazodone Hcl	Trazodone Hcl	251	59
Atorvastatin Calcium	Atorvastatin Calcium	242	69
Furosemide	Furosemide	212	53
Levothyroxine Sodium	Levothyroxine Sodium	208	51
Amlodipine Besylate	Amlodipine Besylate	198	59
Potassium Chloride	Potassium Chloride	185	43
Mirtazapine	Mirtazapine	147	38
Sertraline Hcl	Sertraline Hcl	125	29
Metoprolol Succinate	Metoprolol Succinate	120	37
Lisinopril	Lisinopril	118	26
Metoprolol Tartrate	Metoprolol Tartrate	105	27
Escitalopram Oxalate	Escitalopram Oxalate	103	25
Permethrin	Permethrin	94	45
Quetiapine Fumarate	Quetiapine Fumarate	94	24
Baclofen	Baclofen	93	18
Donepezil Hcl	Donepezil Hcl	82	20
Tamsulosin Hcl	Tamsulosin Hcl	78	29
Pantoprazole Sodium	Pantoprazole Sodium	77	25
Levetiracetam	Levetiracetam	75	11
Prednisone	Prednisone	71	22
Losartan Potassium	Losartan Potassium	70	21
Doxycycline Hyclate	Doxycycline Hyclate	67	32
Ondansetron Hcl	Ondansetron Hcl	67	57
Omeprazole	Omeprazole	62	17
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	60	41
Metformin Hcl	Metformin Hcl	58	21
Oseltamivir Phosphate	Oseltamivir Phosphate	58	47
Latanoprost	Latanoprost	54	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	53	suppressed
Simvastatin	Simvastatin	53	15
Tradjenta	Linagliptin	51	suppressed
Tramadol Hcl	Tramadol Hcl	51	19
Warfarin Sodium	Warfarin Sodium	48	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	44	28
Vascepa	Icosapent Ethyl	43	suppressed
Myrbetriq	Mirabegron	40	suppressed
Oxycodone Hcl	Oxycodone Hcl	40	14
Memantine Hcl Er	Memantine Hcl	38	suppressed
Spironolactone	Spironolactone	38	12
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	37	suppressed
Torsemide	Torsemide	37	suppressed
Jardiance	Empagliflozin	36	suppressed
Xarelto	Rivaroxaban	36	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	35	31
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	34	34
Diclofenac Sodium	Diclofenac Sodium	34	17
Rosuvastatin Calcium	Rosuvastatin Calcium	34	16
Memantine Hcl	Memantine Hcl	33	suppressed
Carvedilol	Carvedilol	32	suppressed
Amiodarone Hcl	Amiodarone Hcl	30	suppressed
Clopidogrel	Clopidogrel Bisulfate	30	11
Buspirone Hcl	Buspirone Hcl	29	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	29	suppressed
Cephalexin	Cephalexin	29	13
Diphenhydramine Hcl	Diphenhydramine Hcl	28	22
Humulin 70/30 Kwikpen	Insulin Nph Hum/Reg Insulin Hm	27	suppressed
Lactulose	Lactulose	27	suppressed
Lorazepam	Lorazepam	27	16
Montelukast Sodium	Montelukast Sodium	27	11
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	26	18
Divalproex Sodium	Divalproex Sodium	26	suppressed
Duloxetine Hcl	Duloxetine Hcl	26	11
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	25	suppressed
Mupirocin	Mupirocin	25	18
Finasteride	Finasteride	24	suppressed
Propranolol Hcl	Propranolol Hcl	24	suppressed
Ropinirole Hcl	Ropinirole Hcl	24	suppressed
Gemtesa	Vibegron	22	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	22	suppressed
Allopurinol	Allopurinol	21	suppressed
Aripiprazole	Aripiprazole	21	suppressed
Enulose	Lactulose	21	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	21	suppressed
Paroxetine Hcl	Paroxetine Hcl	21	suppressed
Bupropion Hcl Sr	Bupropion Hcl	20	suppressed
Hydralazine Hcl	Hydralazine Hcl	20	suppressed
Silver Sulfadiazine	Silver Sulfadiazine	20	12
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	20	11
Bumetanide	Bumetanide	19	suppressed
Hydrochlorothiazide	Hydrochlorothiazide	19	suppressed
Meclizine Hcl	Meclizine Hcl	19	suppressed
Clonazepam	Clonazepam	18	suppressed
Morphine Sulfate	Morphine Sulfate	18	14
Albuterol Sulfate Hfa	Albuterol Sulfate	17	15
Labetalol Hcl	Labetalol Hcl	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	11
Ondansetron Odt	Ondansetron	17	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	16	suppressed
Olanzapine	Olanzapine	16	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	16	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	16	suppressed
Atenolol	Atenolol	15	suppressed
Atropine Sulfate	Atropine Sulfate	15	12
Balsalazide Disodium	Balsalazide Disodium	15	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	15	suppressed
Entresto	Sacubitril/Valsartan	15	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	15	suppressed
Metformin Hcl Er	Metformin Hcl	15	suppressed
Pravastatin Sodium	Pravastatin Sodium	15	suppressed
Santyl	Collagenase Clostridium Hist.	15	suppressed
Trulicity	Dulaglutide	15	suppressed
Citalopram Hbr	Citalopram Hydrobromide	14	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	14	suppressed
Timolol Maleate	Timolol Maleate	14	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	14	suppressed
Dayvigo	Lemborexant	13	suppressed
Diazepam	Diazepam	13	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	13	suppressed
Lansoprazole	Lansoprazole	13	suppressed
Levofloxacin	Levofloxacin	13	suppressed
Bupropion Xl	Bupropion Hcl	12	suppressed
Dapagliflozin	Dapagliflozin Propanediol	12	suppressed
Lamotrigine	Lamotrigine	12	suppressed
Digoxin	Digoxin	11	suppressed
Diltiazem 24hr Er (Xr)	Diltiazem Hcl	11	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	11	suppressed
Hysingla Er	Hydrocodone Bitartrate	11	suppressed
Nystatin	Nystatin	11	suppressed
Risperidone	Risperidone	11	suppressed
Soaanz	Torsemide	11	suppressed
Sodium Chloride	0.9 % Sodium Chloride	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