Healthcare provider profile · identity verified

Michael A Pangan, MD

Family Practice · EXETER, NH · NPI 1154383867

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	1091	325
Lisinopril	Lisinopril	587	178
Amlodipine Besylate	Amlodipine Besylate	477	148
Omeprazole	Omeprazole	276	96
Levothyroxine Sodium	Levothyroxine Sodium	264	82
Hydrochlorothiazide	Hydrochlorothiazide	245	72
Losartan Potassium	Losartan Potassium	226	73
Sertraline Hcl	Sertraline Hcl	223	58
Rosuvastatin Calcium	Rosuvastatin Calcium	218	73
Metoprolol Succinate	Metoprolol Succinate	212	64
Simvastatin	Simvastatin	194	61
Metformin Hcl	Metformin Hcl	174	46
Pantoprazole Sodium	Pantoprazole Sodium	160	53
Pravastatin Sodium	Pravastatin Sodium	157	43
Escitalopram Oxalate	Escitalopram Oxalate	142	45
Furosemide	Furosemide	139	39
Lorazepam	Lorazepam	131	53
Gabapentin	Gabapentin	127	39
Carvedilol	Carvedilol	117	33
Buspirone Hcl	Buspirone Hcl	110	34
Bupropion Xl	Bupropion Hcl	107	32
Atenolol	Atenolol	106	26
Famotidine	Famotidine	99	34
Fluoxetine Hcl	Fluoxetine Hcl	98	26
Trazodone Hcl	Trazodone Hcl	95	36
Tamsulosin Hcl	Tamsulosin Hcl	82	25
Allopurinol	Allopurinol	81	28
Irbesartan	Irbesartan	81	24
Ozempic	Semaglutide	81	16
Eliquis	Apixaban	79	21
Metoprolol Tartrate	Metoprolol Tartrate	73	27
Zolpidem Tartrate	Zolpidem Tartrate	72	23
Duloxetine Hcl	Duloxetine Hcl	69	21
Mirtazapine	Mirtazapine	69	25
Alendronate Sodium	Alendronate Sodium	65	21
Xarelto	Rivaroxaban	61	18
Metformin Hcl Er	Metformin Hcl	55	20
Albuterol Sulfate Hfa	Albuterol Sulfate	52	28
Synthroid	Levothyroxine Sodium	52	18
Citalopram Hbr	Citalopram Hydrobromide	51	18
Alprazolam	Alprazolam	47	14
Prednisone	Prednisone	45	22
Clopidogrel	Clopidogrel Bisulfate	43	14
Finasteride	Finasteride	43	suppressed
Ezetimibe	Ezetimibe	42	15
Wixela Inhub	Fluticasone Propion/Salmeterol	42	16
Meloxicam	Meloxicam	40	13
Glimepiride	Glimepiride	38	11
Clonazepam	Clonazepam	37	12
Doxycycline Hyclate	Doxycycline Hyclate	37	30
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	37	16
Fluticasone Propionate	Fluticasone Propionate	36	15
Warfarin Sodium	Warfarin Sodium	36	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	34	suppressed
Glipizide Er	Glipizide	32	suppressed
Sildenafil Citrate	Sildenafil Citrate	32	suppressed
Montelukast Sodium	Montelukast Sodium	29	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	28	12
Paroxetine Hcl	Paroxetine Hcl	28	suppressed
Valacyclovir	Valacyclovir Hcl	28	14
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	27	suppressed
Tramadol Hcl	Tramadol Hcl	26	16
Ipratropium Bromide	Ipratropium Bromide	25	suppressed
Oxycodone Hcl	Oxycodone Hcl	24	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	24	24
Diazepam	Diazepam	23	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	23	suppressed
Valsartan	Valsartan	23	suppressed
Bupropion Hcl Sr	Bupropion Hcl	21	suppressed
Fenofibrate	Fenofibrate	21	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	20	suppressed
Methylphenidate Er	Methylphenidate Hcl	20	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	20	15
Pioglitazone Hcl	Pioglitazone Hcl	20	suppressed
Pregabalin	Pregabalin	20	suppressed
Spiriva Handihaler	Tiotropium Bromide	20	suppressed
Advair Diskus	Fluticasone Propion/Salmeterol	19	suppressed
Amoxicillin	Amoxicillin	19	18
Donepezil Hcl	Donepezil Hcl	19	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	19	suppressed
Januvia	Sitagliptin Phosphate	19	suppressed
Jardiance	Empagliflozin	19	suppressed
Lovastatin	Lovastatin	19	suppressed
Memantine Hcl	Memantine Hcl	19	suppressed
Nebivolol Hcl	Nebivolol Hcl	19	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	17	suppressed
Lansoprazole	Lansoprazole	17	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	17	suppressed
Potassium Chloride	Potassium Chloride	17	suppressed
Symbicort	Budesonide/Formoterol Fumarate	17	suppressed
Chlorthalidone	Chlorthalidone	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	16	suppressed
Ibuprofen	Ibuprofen	16	suppressed
Terazosin Hcl	Terazosin Hcl	16	suppressed
Aripiprazole	Aripiprazole	15	suppressed
Enalapril Maleate	Enalapril Maleate	15	suppressed
Nifedipine Er	Nifedipine	15	suppressed
Spironolactone	Spironolactone	15	suppressed
Torsemide	Torsemide	15	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	15	13
Benazepril Hcl	Benazepril Hcl	14	suppressed
Cephalexin	Cephalexin	14	12
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	13
Zolpidem Tartrate Er	Zolpidem Tartrate	14	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	13	12
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	13	suppressed
Propranolol Hcl Er	Propranolol Hcl	13	suppressed
Tiadylt Er	Diltiazem Hcl	13	suppressed
Latanoprost	Latanoprost	12	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	12	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	12	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	12	suppressed
Ramipril	Ramipril	12	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	12	suppressed
Acyclovir	Acyclovir	11	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	11	suppressed
Breo Ellipta	Fluticasone/Vilanterol	11	suppressed
Bupropion Hcl	Bupropion Hcl	11	suppressed
Cyclosporine	Cyclosporine	11	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	11	suppressed
Diclofenac Sodium	Diclofenac Sodium	11	suppressed
Midodrine Hcl	Midodrine Hcl	11	suppressed
Ondansetron Odt	Ondansetron	11	suppressed
Temazepam	Temazepam	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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