Healthcare provider profile · identity verified

Mark K Doughty, MD

Family Practice · SKOWHEGAN, ME · NPI 1730196015

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	337	89
Lisinopril	Lisinopril	301	68
Rosuvastatin Calcium	Rosuvastatin Calcium	281	79
Omeprazole	Omeprazole	280	59
Amlodipine Besylate	Amlodipine Besylate	233	58
Levothyroxine Sodium	Levothyroxine Sodium	233	59
Albuterol Sulfate Hfa	Albuterol Sulfate	196	56
Metoprolol Succinate	Metoprolol Succinate	191	53
Furosemide	Furosemide	189	40
Metoprolol Tartrate	Metoprolol Tartrate	152	34
Pantoprazole Sodium	Pantoprazole Sodium	151	37
Losartan Potassium	Losartan Potassium	148	39
Eliquis	Apixaban	125	25
Metformin Hcl Er	Metformin Hcl	121	27
Pravastatin Sodium	Pravastatin Sodium	113	24
Hydrochlorothiazide	Hydrochlorothiazide	106	32
Clopidogrel	Clopidogrel Bisulfate	98	25
Sertraline Hcl	Sertraline Hcl	96	20
Gabapentin	Gabapentin	95	21
Tamsulosin Hcl	Tamsulosin Hcl	80	24
Allopurinol	Allopurinol	76	21
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	75	suppressed
Buspirone Hcl	Buspirone Hcl	73	11
Warfarin Sodium	Warfarin Sodium	66	18
Fluticasone Propionate	Fluticasone Propionate	61	13
Escitalopram Oxalate	Escitalopram Oxalate	58	17
Famotidine	Famotidine	56	17
Mirtazapine	Mirtazapine	56	14
Trazodone Hcl	Trazodone Hcl	53	12
Atenolol	Atenolol	52	14
Prednisone	Prednisone	52	23
Isosorbide Mononitrate Er	Isosorbide Mononitrate	51	13
Breo Ellipta	Fluticasone/Vilanterol	49	suppressed
Ezetimibe	Ezetimibe	49	14
Potassium Chloride	Potassium Chloride	48	suppressed
Jardiance	Empagliflozin	46	11
Meloxicam	Meloxicam	46	15
Ozempic	Semaglutide	46	suppressed
Simvastatin	Simvastatin	42	12
Metformin Hcl	Metformin Hcl	40	17
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	39	15
Oxycodone Hcl	Oxycodone Hcl	39	11
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	37	suppressed
Spironolactone	Spironolactone	37	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	36	suppressed
Lorazepam	Lorazepam	36	14
Valsartan	Valsartan	36	11
Olmesartan Medoxomil	Olmesartan Medoxomil	35	suppressed
Tramadol Hcl	Tramadol Hcl	35	16
Xarelto	Rivaroxaban	34	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	33	suppressed
Baclofen	Baclofen	31	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	31	suppressed
Ketoconazole	Ketoconazole	31	suppressed
Risperidone	Risperidone	31	suppressed
Alendronate Sodium	Alendronate Sodium	29	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	29	suppressed
Duloxetine Hcl	Duloxetine Hcl	29	suppressed
Clonidine Hcl	Clonidine Hcl	28	suppressed
Clotrimazole	Clotrimazole	28	suppressed
Celecoxib	Celecoxib	27	suppressed
Finasteride	Finasteride	26	suppressed
Glipizide	Glipizide	26	suppressed
Lidocaine	Lidocaine	26	suppressed
Paroxetine Hcl	Paroxetine Hcl	26	suppressed
Carvedilol	Carvedilol	24	suppressed
Januvia	Sitagliptin Phosphate	24	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	23	suppressed
Hydrocortisone	Hydrocortisone	23	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	23	suppressed
Meclizine Hcl	Meclizine Hcl	22	suppressed
Donepezil Hcl	Donepezil Hcl	21	suppressed
Jantoven	Warfarin Sodium	21	suppressed
Lovastatin	Lovastatin	21	suppressed
Montelukast Sodium	Montelukast Sodium	21	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	20	suppressed
Azelastine Hcl	Azelastine Hcl	19	suppressed
Citalopram Hbr	Citalopram Hydrobromide	19	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	19	suppressed
Glimepiride	Glimepiride	19	suppressed
Bupropion Xl	Bupropion Hcl	18	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	17	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	17	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	16	12
Cefadroxil	Cefadroxil	16	12
Farxiga	Dapagliflozin Propanediol	16	suppressed
Trulicity	Dulaglutide	16	suppressed
Alprazolam	Alprazolam	15	suppressed
Calcitonin-Salmon	Calcitonin,salmon,synthetic	15	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	15	suppressed
Ventolin Hfa	Albuterol Sulfate	15	suppressed
Chlorthalidone	Chlorthalidone	14	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	14	suppressed
Memantine Hcl Er	Memantine Hcl	14	suppressed
Novolog	Insulin Aspart	14	suppressed
Nystatin	Nystatin	14	suppressed
Propranolol Hcl	Propranolol Hcl	14	suppressed
Fenofibrate	Fenofibrate	13	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	13	suppressed
Ipratropium Bromide	Ipratropium Bromide	13	suppressed
Lansoprazole	Lansoprazole	13	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Nitroglycerin	Nitroglycerin	13	11
Oxybutynin Chloride	Oxybutynin Chloride	13	suppressed
Promethazine Hcl	Promethazine Hcl	13	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	12	suppressed
Atomoxetine Hcl	Atomoxetine Hcl	12	suppressed
Carbamazepine Er	Carbamazepine	12	suppressed
Enalapril Maleate	Enalapril Maleate	12	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	12	suppressed
Latanoprost	Latanoprost	12	suppressed
Pregabalin	Pregabalin	12	suppressed
Sotalol	Sotalol Hcl	12	suppressed
Valacyclovir	Valacyclovir Hcl	12	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	12	suppressed
Alphagan P	Brimonidine Tartrate	11	suppressed
Betamethasone Dipropionate	Betamethasone Dipropionate	11	suppressed
Bumetanide	Bumetanide	11	suppressed
Ibuprofen	Ibuprofen	11	suppressed
Incruse Ellipta	Umeclidinium Bromide	11	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	11	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	11	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	11	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	11	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	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