Healthcare provider profile · identity verified

Alice C Nayak, MD

Internal Medicine · CLACKAMAS, OR · NPI 1013962513

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	628	189
Amlodipine Besylate	Amlodipine Besylate	335	99
Levothyroxine Sodium	Levothyroxine Sodium	329	93
Irbesartan	Irbesartan	309	89
Omeprazole	Omeprazole	309	108
Rosuvastatin Calcium	Rosuvastatin Calcium	279	85
Trazodone Hcl	Trazodone Hcl	206	53
Fluticasone Propionate	Fluticasone Propionate	183	77
Losartan Potassium	Losartan Potassium	181	53
Sertraline Hcl	Sertraline Hcl	164	48
Metoprolol Succinate	Metoprolol Succinate	163	46
Escitalopram Oxalate	Escitalopram Oxalate	139	50
Lisinopril	Lisinopril	123	37
Eliquis	Apixaban	110	30
Duloxetine Hcl	Duloxetine Hcl	109	22
Metformin Hcl Er	Metformin Hcl	107	30
Hydrochlorothiazide	Hydrochlorothiazide	105	31
Buspirone Hcl	Buspirone Hcl	103	27
Jardiance	Empagliflozin	90	25
Montelukast Sodium	Montelukast Sodium	89	22
Alendronate Sodium	Alendronate Sodium	87	28
Gabapentin	Gabapentin	86	24
Mirtazapine	Mirtazapine	86	18
Ozempic	Semaglutide	81	18
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	77	16
Pravastatin Sodium	Pravastatin Sodium	74	24
Azelastine Hcl	Azelastine Hcl	73	35
Estradiol	Estradiol	73	30
Zolpidem Tartrate	Zolpidem Tartrate	70	26
Tramadol Hcl	Tramadol Hcl	68	11
Oxycodone Hcl	Oxycodone Hcl	66	25
Valsartan	Valsartan	65	18
Venlafaxine Hcl Er	Venlafaxine Hcl	63	15
Ipratropium Bromide	Ipratropium Bromide	61	18
Spironolactone	Spironolactone	61	19
Potassium Chloride	Potassium Chloride	58	17
Simvastatin	Simvastatin	58	19
Ezetimibe	Ezetimibe	51	16
Fluoxetine Hcl	Fluoxetine Hcl	50	14
Synthroid	Levothyroxine Sodium	48	12
Albuterol Sulfate Hfa	Albuterol Sulfate	44	22
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	44	12
Tamsulosin Hcl	Tamsulosin Hcl	44	14
Bupropion Xl	Bupropion Hcl	43	15
Metformin Hcl	Metformin Hcl	43	17
Indapamide	Indapamide	40	15
Pantoprazole Sodium	Pantoprazole Sodium	40	14
Topiramate	Topiramate	40	suppressed
Chlorthalidone	Chlorthalidone	39	11
Donepezil Hcl	Donepezil Hcl	37	suppressed
Finasteride	Finasteride	37	suppressed
Trulicity	Dulaglutide	37	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	36	14
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	33	suppressed
Valacyclovir	Valacyclovir Hcl	32	18
Citalopram Hbr	Citalopram Hydrobromide	31	11
Testosterone	Testosterone	30	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	29	18
Hydroxyzine Hcl	Hydroxyzine Hcl	29	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	29	16
Glimepiride	Glimepiride	28	suppressed
Warfarin Sodium	Warfarin Sodium	28	suppressed
Allopurinol	Allopurinol	27	suppressed
Benazepril Hcl	Benazepril Hcl	26	suppressed
Bupropion Hcl Sr	Bupropion Hcl	25	suppressed
Metronidazole	Metronidazole	25	suppressed
Lansoprazole	Lansoprazole	24	suppressed
Clopidogrel	Clopidogrel Bisulfate	23	suppressed
Ondansetron Odt	Ondansetron	23	suppressed
Levetiracetam	Levetiracetam	22	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	22	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	21	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	21	suppressed
Meloxicam	Meloxicam	21	suppressed
Memantine Hcl	Memantine Hcl	21	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	21	14
Propranolol Hcl	Propranolol Hcl	21	suppressed
Cephalexin	Cephalexin	20	12
Fentanyl	Fentanyl	20	suppressed
Doxepin Hcl	Doxepin Hcl	18	suppressed
Furosemide	Furosemide	18	suppressed
Humalog Kwikpen U-100	Insulin Lispro	18	suppressed
Lamotrigine	Lamotrigine	17	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	17	suppressed
Mounjaro	Tirzepatide	17	suppressed
Tizanidine Hcl	Tizanidine Hcl	17	suppressed
Aripiprazole	Aripiprazole	16	suppressed
Azithromycin	Azithromycin	16	14
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	16	suppressed
Carvedilol	Carvedilol	16	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	16	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	16	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	16	suppressed
Pregabalin	Pregabalin	16	suppressed
Atenolol	Atenolol	15	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	15	suppressed
Myrbetriq	Mirabegron	15	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	15	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	14	suppressed
Famotidine	Famotidine	14	suppressed
Felodipine Er	Felodipine	14	suppressed
Ketoconazole	Ketoconazole	14	suppressed
Lorazepam	Lorazepam	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Propranolol Hcl Er	Propranolol Hcl	14	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	14	suppressed
Fenofibrate	Fenofibrate	13	suppressed
Glipizide	Glipizide	13	suppressed
Hydralazine Hcl	Hydralazine Hcl	13	suppressed
Ondansetron Hcl	Ondansetron Hcl	13	suppressed
Torsemide	Torsemide	13	suppressed
Xarelto	Rivaroxaban	13	suppressed
Xtampza Er	Oxycodone Myristate	13	suppressed
Alprazolam	Alprazolam	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Clonazepam	Clonazepam	12	suppressed
Oxycontin	Oxycodone Hcl	12	suppressed
Verapamil Sr	Verapamil Hcl	12	suppressed
Breo Ellipta	Fluticasone/Vilanterol	11	suppressed
Bumetanide	Bumetanide	11	suppressed
Humulin N Kwikpen	Insulin Nph Human Isophane	11	suppressed
Paroxetine Hcl	Paroxetine Hcl	11	suppressed
Prednisone	Prednisone	11	suppressed
Premarin	Estrogens, Conjugated	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