Healthcare provider profile · identity verified

Nolan Derr, MD

Internal Medicine · CLARKSTON, WA · NPI 1447782933

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	634	231
Omeprazole	Omeprazole	410	127
Levothyroxine Sodium	Levothyroxine Sodium	372	114
Lisinopril	Lisinopril	328	114
Losartan Potassium	Losartan Potassium	281	103
Amlodipine Besylate	Amlodipine Besylate	252	91
Metformin Hcl	Metformin Hcl	238	80
Gabapentin	Gabapentin	230	73
Alendronate Sodium	Alendronate Sodium	210	74
Potassium Chloride	Potassium Chloride	206	63
Pantoprazole Sodium	Pantoprazole Sodium	191	60
Simvastatin	Simvastatin	183	65
Tamsulosin Hcl	Tamsulosin Hcl	158	57
Metformin Hcl Er	Metformin Hcl	156	53
Tramadol Hcl	Tramadol Hcl	152	40
Meloxicam	Meloxicam	141	43
Rosuvastatin Calcium	Rosuvastatin Calcium	136	47
Xarelto	Rivaroxaban	133	31
Pravastatin Sodium	Pravastatin Sodium	129	43
Duloxetine Hcl	Duloxetine Hcl	127	33
Trazodone Hcl	Trazodone Hcl	125	34
Carvedilol	Carvedilol	123	37
Citalopram Hbr	Citalopram Hydrobromide	121	31
Metoprolol Succinate	Metoprolol Succinate	121	47
Eliquis	Apixaban	118	26
Fluoxetine Hcl	Fluoxetine Hcl	117	38
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	117	30
Furosemide	Furosemide	101	40
Hydrochlorothiazide	Hydrochlorothiazide	94	43
Zolpidem Tartrate	Zolpidem Tartrate	94	23
Glimepiride	Glimepiride	92	25
Lorazepam	Lorazepam	87	21
Allopurinol	Allopurinol	80	23
Bupropion Xl	Bupropion Hcl	80	25
Alprazolam	Alprazolam	77	21
Celecoxib	Celecoxib	72	25
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	70	27
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	66	23
Montelukast Sodium	Montelukast Sodium	62	22
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	62	20
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	60	18
Albuterol Sulfate Hfa	Albuterol Sulfate	59	30
Donepezil Hcl	Donepezil Hcl	59	14
Metoprolol Tartrate	Metoprolol Tartrate	58	20
Sertraline Hcl	Sertraline Hcl	57	18
Fluticasone Propionate	Fluticasone Propionate	56	30
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	55	21
Ozempic	Semaglutide	54	15
Pioglitazone Hcl	Pioglitazone Hcl	53	19
Pregabalin	Pregabalin	52	13
Quetiapine Fumarate	Quetiapine Fumarate	51	14
Clonazepam	Clonazepam	48	11
Trulicity	Dulaglutide	47	12
Ondansetron Hcl	Ondansetron Hcl	45	20
Novolog Flexpen	Insulin Aspart	44	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	44	suppressed
Finasteride	Finasteride	42	12
Jardiance	Empagliflozin	42	17
Oxycodone Hcl	Oxycodone Hcl	41	suppressed
Spironolactone	Spironolactone	41	18
Ropinirole Hcl	Ropinirole Hcl	40	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	39	14
Estradiol	Estradiol	39	17
Famotidine	Famotidine	38	14
Olmesartan Medoxomil	Olmesartan Medoxomil	37	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	35	11
Clopidogrel	Clopidogrel Bisulfate	34	16
Esomeprazole Magnesium	Esomeprazole Magnesium	34	11
Venlafaxine Hcl Er	Venlafaxine Hcl	33	12
Fenofibrate	Fenofibrate	32	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	32	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	32	suppressed
Buspirone Hcl	Buspirone Hcl	31	12
Oxybutynin Chloride Er	Oxybutynin Chloride	31	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	31	suppressed
Benazepril Hcl	Benazepril Hcl	30	suppressed
Fentanyl	Fentanyl	30	suppressed
Mounjaro	Tirzepatide	30	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	29	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	29	13
Glipizide	Glipizide	29	suppressed
Ibuprofen	Ibuprofen	29	15
Propranolol Hcl Er	Propranolol Hcl	28	suppressed
Lansoprazole	Lansoprazole	27	suppressed
Tresiba Flextouch U-100	Insulin Degludec	27	suppressed
Irbesartan	Irbesartan	26	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	25	suppressed
Ezetimibe	Ezetimibe	25	13
Torsemide	Torsemide	24	11
Diazepam	Diazepam	23	suppressed
Humalog Kwikpen U-100	Insulin Lispro	23	suppressed
Prednisone	Prednisone	23	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	22	19
Xcopri	Cenobamate	22	suppressed
Memantine Hcl	Memantine Hcl	21	suppressed
Myrbetriq	Mirabegron	20	suppressed
Paroxetine Hcl	Paroxetine Hcl	20	suppressed
Digoxin	Digoxin	19	suppressed
Mirtazapine	Mirtazapine	19	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	19	suppressed
Amiodarone Hcl	Amiodarone Hcl	18	suppressed
Arnuity Ellipta	Fluticasone Furoate	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Labetalol Hcl	Labetalol Hcl	18	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Ipratropium Bromide	Ipratropium Bromide	17	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	17	suppressed
Promethazine Hcl	Promethazine Hcl	17	suppressed
Fluconazole	Fluconazole	16	12
Hydroxyzine Hcl	Hydroxyzine Hcl	16	suppressed
Insulin Syringe	Syringe And Needle,insulin,1ml	16	suppressed
Tizanidine Hcl	Tizanidine Hcl	16	suppressed
Valsartan	Valsartan	16	suppressed
Dexlansoprazole Dr	Dexlansoprazole	15	suppressed
Propranolol Hcl	Propranolol Hcl	15	suppressed
Atenolol	Atenolol	14	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	14	11
Folic Acid	Folic Acid	14	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	13	suppressed
Diclofenac Sodium	Diclofenac Sodium	13	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	13	suppressed
Primidone	Primidone	13	suppressed
Aripiprazole	Aripiprazole	12	suppressed
Chlorthalidone	Chlorthalidone	12	suppressed
Glipizide Er	Glipizide	12	suppressed
Ramipril	Ramipril	12	suppressed
Ursodiol	Ursodiol	12	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	11	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	11	suppressed
Synthroid	Levothyroxine Sodium	11	suppressed
Topiramate	Topiramate	11	suppressed
Verapamil Er	Verapamil Hcl	11	suppressed
Zafirlukast	Zafirlukast	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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