Healthcare provider profile · identity verified

Matthew W Dopp, M.D.

Internal Medicine · TWIN FALLS, ID · NPI 1255575619

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
Levothyroxine Sodium	Levothyroxine Sodium	876	159
Atorvastatin Calcium	Atorvastatin Calcium	837	179
Lisinopril	Lisinopril	601	130
Gabapentin	Gabapentin	600	100
Potassium Chloride	Potassium Chloride	555	98
Amlodipine Besylate	Amlodipine Besylate	500	126
Omeprazole	Omeprazole	484	114
Eliquis	Apixaban	468	66
Pantoprazole Sodium	Pantoprazole Sodium	468	97
Furosemide	Furosemide	411	81
Losartan Potassium	Losartan Potassium	369	79
Metoprolol Succinate	Metoprolol Succinate	327	65
Warfarin Sodium	Warfarin Sodium	312	29
Duloxetine Hcl	Duloxetine Hcl	249	36
Metformin Hcl	Metformin Hcl	237	55
Metoprolol Tartrate	Metoprolol Tartrate	237	57
Sertraline Hcl	Sertraline Hcl	233	50
Tamsulosin Hcl	Tamsulosin Hcl	225	62
Simvastatin	Simvastatin	217	55
Trazodone Hcl	Trazodone Hcl	207	53
Metformin Hcl Er	Metformin Hcl	199	44
Quetiapine Fumarate	Quetiapine Fumarate	194	29
Hydrochlorothiazide	Hydrochlorothiazide	184	37
Fluoxetine Hcl	Fluoxetine Hcl	177	41
Spironolactone	Spironolactone	177	36
Xarelto	Rivaroxaban	171	16
Escitalopram Oxalate	Escitalopram Oxalate	168	29
Tramadol Hcl	Tramadol Hcl	166	44
Torsemide	Torsemide	155	23
Carvedilol	Carvedilol	152	43
Alendronate Sodium	Alendronate Sodium	147	36
Prednisone	Prednisone	132	66
Allopurinol	Allopurinol	130	34
Methenamine Hippurate	Methenamine Hippurate	123	19
Mirtazapine	Mirtazapine	121	23
Ozempic	Semaglutide	116	19
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	115	23
Famotidine	Famotidine	114	22
Bupropion Xl	Bupropion Hcl	111	20
Citalopram Hbr	Citalopram Hydrobromide	110	17
Donepezil Hcl	Donepezil Hcl	102	14
Fluticasone Propionate	Fluticasone Propionate	100	38
Cefuroxime	Cefuroxime Axetil	98	79
Clopidogrel	Clopidogrel Bisulfate	95	26
Albuterol Sulfate Hfa	Albuterol Sulfate	93	38
Finasteride	Finasteride	91	27
Jardiance	Empagliflozin	90	19
Hydroxyzine Hcl	Hydroxyzine Hcl	89	23
Montelukast Sodium	Montelukast Sodium	89	21
Trulicity	Dulaglutide	86	13
Oxybutynin Chloride Er	Oxybutynin Chloride	83	26
Rosuvastatin Calcium	Rosuvastatin Calcium	82	23
Glipizide Er	Glipizide	80	19
Buspirone Hcl	Buspirone Hcl	77	14
Ropinirole Hcl	Ropinirole Hcl	77	13
Latanoprost	Latanoprost	76	12
Isosorbide Mononitrate Er	Isosorbide Mononitrate	74	13
Pravastatin Sodium	Pravastatin Sodium	72	21
Alprazolam	Alprazolam	70	12
Baclofen	Baclofen	69	suppressed
Meloxicam	Meloxicam	65	18
Carbidopa-Levodopa	Carbidopa/Levodopa	64	suppressed
Farxiga	Dapagliflozin Propanediol	63	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	63	26
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	60	50
Atenolol	Atenolol	60	15
Zolpidem Tartrate	Zolpidem Tartrate	60	14
Prazosin Hcl	Prazosin Hcl	56	suppressed
Azithromycin	Azithromycin	52	32
Ondansetron Hcl	Ondansetron Hcl	51	25
Paroxetine Hcl	Paroxetine Hcl	51	suppressed
Bumetanide	Bumetanide	50	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	50	28
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	49	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	49	14
Levetiracetam	Levetiracetam	48	suppressed
Aripiprazole	Aripiprazole	46	suppressed
Digoxin	Digoxin	46	suppressed
Divalproex Sodium	Divalproex Sodium	46	suppressed
Olanzapine	Olanzapine	46	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	46	suppressed
Amiodarone Hcl	Amiodarone Hcl	44	suppressed
Topiramate	Topiramate	44	suppressed
Ipratropium Bromide	Ipratropium Bromide	43	11
Methocarbamol	Methocarbamol	43	15
Nystatin	Nystatin	43	17
Nystop	Nystatin	42	30
Amitriptyline Hcl	Amitriptyline Hcl	41	suppressed
Clonazepam	Clonazepam	41	11
Diclofenac Sodium	Diclofenac Sodium	41	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	41	suppressed
Myrbetriq	Mirabegron	41	suppressed
Pregabalin	Pregabalin	41	suppressed
Memantine Hcl	Memantine Hcl	40	suppressed
Midodrine Hcl	Midodrine Hcl	39	suppressed
Lorazepam	Lorazepam	38	suppressed
Lovastatin	Lovastatin	38	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	37	suppressed
Ondansetron Odt	Ondansetron	37	21
Tizanidine Hcl	Tizanidine Hcl	37	suppressed
Sulfasalazine	Sulfasalazine	36	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	35	11
Rytary	Carbidopa/Levodopa	34	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	34	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	32	suppressed
Ceftriaxone	Ceftriaxone Sodium	31	14
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	31	suppressed
Mounjaro	Tirzepatide	31	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	31	suppressed
Insulin Aspart Flexpen	Insulin Aspart	30	suppressed
Telmisartan	Telmisartan	30	suppressed
Clonidine Hcl	Clonidine Hcl	29	suppressed
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	29	17
Lamotrigine	Lamotrigine	29	suppressed
Linzess	Linaclotide	29	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	29	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	28	18
Ketoconazole	Ketoconazole	27	11
Sucralfate	Sucralfate	27	suppressed
Erythromycin	Erythromycin Base	26	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	26	suppressed
Hydralazine Hcl	Hydralazine Hcl	26	suppressed
Propranolol Hcl	Propranolol Hcl	26	suppressed
Benztropine Mesylate	Benztropine Mesylate	25	suppressed
Lubiprostone	Lubiprostone	25	suppressed
Methotrexate	Methotrexate Sodium	25	suppressed
Rivastigmine	Rivastigmine Tartrate	25	suppressed
Sotalol	Sotalol Hcl	25	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	25	suppressed
Valacyclovir	Valacyclovir Hcl	25	13
Doxepin Hcl	Doxepin Hcl	24	suppressed
Ventolin Hfa	Albuterol Sulfate	24	suppressed
Cephalexin	Cephalexin	23	17
Glimepiride	Glimepiride	23	suppressed
Lactulose	Lactulose	23	suppressed
Fluconazole	Fluconazole	22	15
Irbesartan	Irbesartan	22	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	22	suppressed
Oseltamivir Phosphate	Oseltamivir Phosphate	22	22
Valsartan	Valsartan	22	suppressed
Advair Diskus	Fluticasone Propion/Salmeterol	21	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	21	suppressed
Amantadine	Amantadine Hcl	20	suppressed
Carbamazepine	Carbamazepine	20	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	20	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	20	17
Oxybutynin Chloride	Oxybutynin Chloride	20	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	20	suppressed
Armour Thyroid	Thyroid,pork	19	suppressed
Celecoxib	Celecoxib	19	suppressed
Estradiol	Estradiol	19	suppressed
Naproxen	Naproxen	19	suppressed
Piperacillin-Tazobactam	Piperacillin Sodium/Tazobactam	19	suppressed
Balsalazide Disodium	Balsalazide Disodium	18	suppressed
Colchicine	Colchicine	18	suppressed
Nifedipine Er	Nifedipine	18	suppressed
Quetiapine Fumarate Er	Quetiapine Fumarate	18	suppressed
Ezetimibe	Ezetimibe	17	suppressed
Lithium Carbonate	Lithium Carbonate	17	suppressed
Novolog Flexpen	Insulin Aspart	17	suppressed
Acyclovir	Acyclovir	16	suppressed
Cholestyramine	Cholestyramine (With Sugar)	16	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	16	suppressed
Probenecid	Probenecid	16	suppressed
Risperidone	Risperidone	16	suppressed
Cefdinir	Cefdinir	15	13
Creon	Lipase/Protease/Amylase	15	suppressed
Glipizide	Glipizide	15	suppressed
Meclizine Hcl	Meclizine Hcl	15	suppressed
Primidone	Primidone	15	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	15	13
Admelog Solostar	Insulin Lispro	14	suppressed
Amoxicillin	Amoxicillin	14	11
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	14	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	14	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	14	suppressed
Eszopiclone	Eszopiclone	14	suppressed
Memantine Hcl Er	Memantine Hcl	14	suppressed
Metolazone	Metolazone	14	suppressed
Nitroglycerin	Nitroglycerin	14	11
Symbicort	Budesonide/Formoterol Fumarate	14	suppressed
Synthroid	Levothyroxine Sodium	14	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	13	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	13	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	13	suppressed
Lansoprazole	Lansoprazole	13	suppressed
Metronidazole	Metronidazole	13	suppressed
Solifenacin Succinate	Solifenacin Succinate	13	suppressed
Velphoro	Sucroferric Oxyhydroxide	13	suppressed
Bevespi Aerosphere	Glycopyrrolate/Formoterol Fum	12	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	12	suppressed
Fesoterodine Fumarate Er	Fesoterodine Fumarate	12	suppressed
Gemfibrozil	Gemfibrozil	12	suppressed
Haloperidol	Haloperidol	12	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	12	suppressed
Ampicillin-Sulbactam	Ampicillin Sod/Sulbactam Sod	11	suppressed
Ibuprofen	Ibuprofen	11	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	11	suppressed
Loperamide	Loperamide Hcl	11	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	11	suppressed
Restasis	Cyclosporine	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