Healthcare provider profile · identity verified

Mary Catherine Ridgeway, MD

Internal Medicine · WENATCHEE, WA · NPI 1477585875

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	391	108
Omeprazole	Omeprazole	358	107
Lisinopril	Lisinopril	331	89
Levothyroxine Sodium	Levothyroxine Sodium	324	86
Losartan Potassium	Losartan Potassium	311	80
Metoprolol Succinate	Metoprolol Succinate	265	71
Amlodipine Besylate	Amlodipine Besylate	253	73
Gabapentin	Gabapentin	234	58
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	231	40
Hydrochlorothiazide	Hydrochlorothiazide	196	55
Potassium Chloride	Potassium Chloride	181	55
Metformin Hcl	Metformin Hcl	168	45
Oxycodone Hcl	Oxycodone Hcl	164	37
Rosuvastatin Calcium	Rosuvastatin Calcium	157	42
Trazodone Hcl	Trazodone Hcl	143	43
Duloxetine Hcl	Duloxetine Hcl	141	33
Alendronate Sodium	Alendronate Sodium	138	49
Furosemide	Furosemide	118	37
Tramadol Hcl	Tramadol Hcl	117	27
Glipizide	Glipizide	104	27
Spironolactone	Spironolactone	97	26
Lorazepam	Lorazepam	93	27
Fluoxetine Hcl	Fluoxetine Hcl	92	28
Metformin Hcl Er	Metformin Hcl	92	28
Montelukast Sodium	Montelukast Sodium	85	25
Simvastatin	Simvastatin	84	19
Albuterol Sulfate Hfa	Albuterol Sulfate	81	41
Tamsulosin Hcl	Tamsulosin Hcl	80	21
Ozempic	Semaglutide	76	14
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	71	11
Zolpidem Tartrate	Zolpidem Tartrate	71	18
Oxybutynin Chloride Er	Oxybutynin Chloride	69	23
Fluticasone Propionate	Fluticasone Propionate	68	25
Sertraline Hcl	Sertraline Hcl	68	16
Estradiol	Estradiol	67	24
Allopurinol	Allopurinol	66	17
Clonazepam	Clonazepam	64	12
Bupropion Hcl Sr	Bupropion Hcl	63	16
Venlafaxine Hcl Er	Venlafaxine Hcl	63	15
Atenolol	Atenolol	61	17
Metoprolol Tartrate	Metoprolol Tartrate	61	15
Citalopram Hbr	Citalopram Hydrobromide	59	17
Tizanidine Hcl	Tizanidine Hcl	58	21
Pravastatin Sodium	Pravastatin Sodium	57	18
Methocarbamol	Methocarbamol	53	27
Pregabalin	Pregabalin	52	15
Eliquis	Apixaban	49	15
Ondansetron Odt	Ondansetron	48	suppressed
Bupropion Xl	Bupropion Hcl	47	13
Ezetimibe	Ezetimibe	47	17
Carvedilol	Carvedilol	46	14
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	46	14
Pantoprazole Sodium	Pantoprazole Sodium	43	11
Prednisone	Prednisone	42	26
Amitriptyline Hcl	Amitriptyline Hcl	39	suppressed
Fentanyl	Fentanyl	39	suppressed
Synthroid	Levothyroxine Sodium	39	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	38	26
Donepezil Hcl	Donepezil Hcl	37	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	37	12
Clopidogrel	Clopidogrel Bisulfate	36	12
Alprazolam	Alprazolam	33	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	32	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	31	20
Topiramate	Topiramate	29	suppressed
Acyclovir	Acyclovir	27	11
Pioglitazone Hcl	Pioglitazone Hcl	24	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	24	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	23	suppressed
Farxiga	Dapagliflozin Propanediol	23	suppressed
Bumetanide	Bumetanide	22	suppressed
Diclofenac Sodium	Diclofenac Sodium	22	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	22	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	22	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	21	suppressed
Loperamide	Loperamide Hcl	20	suppressed
Lovastatin	Lovastatin	20	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	20	suppressed
Mirtazapine	Mirtazapine	20	suppressed
Fluconazole	Fluconazole	19	suppressed
Ibandronate Sodium	Ibandronate Sodium	19	suppressed
Nitroglycerin	Nitroglycerin	19	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	19	suppressed
Valacyclovir	Valacyclovir Hcl	19	11
Clobetasol Propionate	Clobetasol Propionate	18	suppressed
Glipizide Er	Glipizide	18	suppressed
Jardiance	Empagliflozin	18	suppressed
Prazosin Hcl	Prazosin Hcl	18	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Azithromycin	Azithromycin	16	13
Baclofen	Baclofen	16	suppressed
Cephalexin	Cephalexin	16	13
Escitalopram Oxalate	Escitalopram Oxalate	16	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	16	suppressed
Meloxicam	Meloxicam	16	suppressed
Trulicity	Dulaglutide	16	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	15	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	15	suppressed
Januvia	Sitagliptin Phosphate	15	suppressed
Klor-Con M20	Potassium Chloride	15	suppressed
Lamotrigine	Lamotrigine	15	suppressed
Mounjaro	Tirzepatide	15	suppressed
Solifenacin Succinate	Solifenacin Succinate	15	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	14	suppressed
Famotidine	Famotidine	14	suppressed
Morphine Sulfate Er	Morphine Sulfate	14	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	14	suppressed
Ondansetron Hcl	Ondansetron Hcl	14	11
Temazepam	Temazepam	14	suppressed
Tiotropium Bromide	Tiotropium Bromide	14	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Benazepril Hcl	Benazepril Hcl	13	suppressed
Cefpodoxime Proxetil	Cefpodoxime Proxetil	13	suppressed
Clonidine	Clonidine	13	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	13	suppressed
Glimepiride	Glimepiride	13	suppressed
Olanzapine	Olanzapine	13	suppressed
Progesterone	Progesterone, Micronized	13	suppressed
Vascepa	Icosapent Ethyl	13	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	13	suppressed
Hydralazine Hcl	Hydralazine Hcl	12	suppressed
Irbesartan	Irbesartan	12	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	12	suppressed
Medroxyprogesterone Acetate	Medroxyprogesterone Acetate	12	suppressed
Memantine Hcl	Memantine Hcl	12	suppressed
Naproxen	Naproxen	12	suppressed
Pulmicort Flexhaler	Budesonide	12	suppressed
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	11	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	11	suppressed
Digoxin	Digoxin	11	suppressed
Fenofibrate	Fenofibrate	11	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	11	suppressed
Methadone Hcl	Methadone Hcl	11	suppressed
Ropinirole Hcl	Ropinirole Hcl	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

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