Healthcare provider profile · identity verified

Ellen B. Williams, MD

Family Practice · CANTON, MI · NPI 1811417520

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	516	141
Levothyroxine Sodium	Levothyroxine Sodium	341	94
Amlodipine Besylate	Amlodipine Besylate	325	96
Lisinopril	Lisinopril	228	65
Omeprazole	Omeprazole	226	70
Losartan Potassium	Losartan Potassium	182	59
Metoprolol Succinate	Metoprolol Succinate	133	39
Gabapentin	Gabapentin	127	30
Albuterol Sulfate Hfa	Albuterol Sulfate	121	42
Sertraline Hcl	Sertraline Hcl	118	34
Metformin Hcl	Metformin Hcl	115	32
Hydrochlorothiazide	Hydrochlorothiazide	105	27
Trazodone Hcl	Trazodone Hcl	100	27
Alendronate Sodium	Alendronate Sodium	95	24
Simvastatin	Simvastatin	89	27
Pregabalin	Pregabalin	86	22
Rosuvastatin Calcium	Rosuvastatin Calcium	81	27
Alprazolam	Alprazolam	79	23
Escitalopram Oxalate	Escitalopram Oxalate	79	24
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	78	18
Bupropion Xl	Bupropion Hcl	77	17
Famotidine	Famotidine	75	25
Montelukast Sodium	Montelukast Sodium	74	17
Eliquis	Apixaban	72	20
Pravastatin Sodium	Pravastatin Sodium	66	23
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	64	22
Pantoprazole Sodium	Pantoprazole Sodium	58	21
Venlafaxine Hcl Er	Venlafaxine Hcl	58	13
Clopidogrel	Clopidogrel Bisulfate	56	14
Metformin Hcl Er	Metformin Hcl	56	17
Tramadol Hcl	Tramadol Hcl	52	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	51	19
Fluticasone Propionate	Fluticasone Propionate	50	23
Carvedilol	Carvedilol	49	18
Fluoxetine Hcl	Fluoxetine Hcl	49	15
Furosemide	Furosemide	49	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	48	14
Jardiance	Empagliflozin	47	14
Citalopram Hbr	Citalopram Hydrobromide	46	12
Zolpidem Tartrate	Zolpidem Tartrate	45	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	43	15
Azelastine Hcl	Azelastine Hcl	42	16
Duloxetine Hcl	Duloxetine Hcl	40	14
Ibuprofen	Ibuprofen	39	suppressed
Buspirone Hcl	Buspirone Hcl	37	suppressed
Spironolactone	Spironolactone	36	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	35	suppressed
Azithromycin	Azithromycin	34	15
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	34	12
Atenolol	Atenolol	33	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	32	suppressed
Prednisone	Prednisone	31	24
Mounjaro	Tirzepatide	30	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	30	24
Ozempic	Semaglutide	30	suppressed
Irbesartan	Irbesartan	29	suppressed
Lorazepam	Lorazepam	29	suppressed
Meloxicam	Meloxicam	28	15
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	27	suppressed
Ezetimibe	Ezetimibe	27	suppressed
Ipratropium Bromide	Ipratropium Bromide	27	suppressed
Ondansetron Hcl	Ondansetron Hcl	27	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	26	suppressed
Mirtazapine	Mirtazapine	26	12
Januvia	Sitagliptin Phosphate	25	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	25	19
Meclizine Hcl	Meclizine Hcl	24	suppressed
Potassium Chloride	Potassium Chloride	24	suppressed
Naproxen	Naproxen	23	13
Oxybutynin Chloride Er	Oxybutynin Chloride	23	suppressed
Diclofenac Sodium	Diclofenac Sodium	22	suppressed
Glipizide	Glipizide	22	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	22	suppressed
Tamsulosin Hcl	Tamsulosin Hcl	22	suppressed
Memantine Hcl	Memantine Hcl	21	suppressed
Oxycodone Hcl	Oxycodone Hcl	21	suppressed
Allopurinol	Allopurinol	20	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	19	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	19	17
Ketoconazole	Ketoconazole	19	11
Nystatin	Nystatin	19	suppressed
Clonazepam	Clonazepam	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Donepezil Hcl	Donepezil Hcl	17	suppressed
Glipizide Er	Glipizide	17	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	17	suppressed
Topiramate	Topiramate	17	suppressed
Estradiol	Estradiol	16	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	16	suppressed
Warfarin Sodium	Warfarin Sodium	16	suppressed
Xarelto	Rivaroxaban	16	suppressed
Clotrimazole	Clotrimazole	15	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	15	suppressed
Tiotropium Bromide	Tiotropium Bromide	15	suppressed
Chlorthalidone	Chlorthalidone	14	suppressed
Fenofibrate	Fenofibrate,micronized	14	suppressed
Nabumetone	Nabumetone	14	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	14	suppressed
Valacyclovir	Valacyclovir Hcl	14	suppressed
Colestipol Hcl	Colestipol Hcl	13	suppressed
Glimepiride	Glimepiride	13	suppressed
Myrbetriq	Mirabegron	13	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	13	suppressed
Ropinirole Hcl	Ropinirole Hcl	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	12	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	12	suppressed
Bumetanide	Bumetanide	12	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	12	suppressed
Ibandronate Sodium	Ibandronate Sodium	12	suppressed
Lovastatin	Lovastatin	12	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	12	suppressed
Propranolol Hcl	Propranolol Hcl	12	suppressed
Qvar Redihaler	Beclomethasone Dipropionate	12	suppressed
Ramipril	Ramipril	12	suppressed
Valsartan	Valsartan	12	suppressed
Cyclosporine	Cyclosporine	11	suppressed
Diazepam	Diazepam	11	suppressed
Rizatriptan	Rizatriptan Benzoate	11	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	11	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	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