Healthcare provider profile · identity verified

Peter A Barley, MD

Family Practice · NASHUA, NH · NPI 1336163682

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	619	177
Lisinopril	Lisinopril	407	113
Levothyroxine Sodium	Levothyroxine Sodium	316	88
Amlodipine Besylate	Amlodipine Besylate	314	95
Metformin Hcl	Metformin Hcl	269	76
Omeprazole	Omeprazole	247	72
Oxycodone Hcl	Oxycodone Hcl	240	23
Gabapentin	Gabapentin	203	67
Metoprolol Succinate	Metoprolol Succinate	192	60
Simvastatin	Simvastatin	187	50
Rosuvastatin Calcium	Rosuvastatin Calcium	184	54
Pantoprazole Sodium	Pantoprazole Sodium	181	49
Lorazepam	Lorazepam	177	34
Albuterol Sulfate Hfa	Albuterol Sulfate	169	45
Hydrochlorothiazide	Hydrochlorothiazide	161	49
Losartan Potassium	Losartan Potassium	157	43
Tamsulosin Hcl	Tamsulosin Hcl	156	49
Eliquis	Apixaban	143	34
Alprazolam	Alprazolam	140	33
Tramadol Hcl	Tramadol Hcl	137	31
Clonazepam	Clonazepam	131	18
Furosemide	Furosemide	130	43
Trazodone Hcl	Trazodone Hcl	129	36
Zolpidem Tartrate	Zolpidem Tartrate	125	31
Metoprolol Tartrate	Metoprolol Tartrate	115	32
Ozempic	Semaglutide	115	19
Warfarin Sodium	Warfarin Sodium	104	26
Allopurinol	Allopurinol	101	27
Citalopram Hbr	Citalopram Hydrobromide	100	28
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	93	21
Pravastatin Sodium	Pravastatin Sodium	91	27
Metformin Hcl Er	Metformin Hcl	88	26
Sertraline Hcl	Sertraline Hcl	86	21
Duloxetine Hcl	Duloxetine Hcl	83	20
Diazepam	Diazepam	80	13
Famotidine	Famotidine	74	18
Atenolol	Atenolol	73	19
Prednisone	Prednisone	67	26
Fluticasone Propionate	Fluticasone Propionate	65	18
Pregabalin	Pregabalin	63	14
Trulicity	Dulaglutide	60	suppressed
Clopidogrel	Clopidogrel Bisulfate	59	19
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	58	20
Glimepiride	Glimepiride	56	14
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	55	11
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	53	16
Glipizide	Glipizide	52	19
Bisoprolol Fumarate	Bisoprolol Fumarate	51	14
Diclofenac Sodium	Diclofenac Sodium	49	12
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	49	17
Ondansetron Odt	Ondansetron	48	18
Amitriptyline Hcl	Amitriptyline Hcl	47	suppressed
Aripiprazole	Aripiprazole	44	suppressed
Ezetimibe	Ezetimibe	44	12
Potassium Chloride	Potassium Chloride	44	11
Escitalopram Oxalate	Escitalopram Oxalate	42	15
Donepezil Hcl	Donepezil Hcl	40	suppressed
Oxycontin	Oxycodone Hcl	38	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	38	suppressed
Tizanidine Hcl	Tizanidine Hcl	38	12
Doxycycline Hyclate	Doxycycline Hyclate	37	18
Glipizide Er	Glipizide	37	11
Montelukast Sodium	Montelukast Sodium	37	12
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	37	25
Fluoxetine Hcl	Fluoxetine Hcl	36	suppressed
Amoxicillin	Amoxicillin	35	22
Azithromycin	Azithromycin	34	19
Carvedilol	Carvedilol	33	suppressed
Cephalexin	Cephalexin	33	20
Mirtazapine	Mirtazapine	33	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	32	suppressed
Buspirone Hcl	Buspirone Hcl	31	11
Carisoprodol	Carisoprodol	31	suppressed
Irbesartan	Irbesartan	31	suppressed
Symbicort	Budesonide/Formoterol Fumarate	31	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	30	23
Valsartan	Valsartan	30	suppressed
Alendronate Sodium	Alendronate Sodium	29	suppressed
Finasteride	Finasteride	29	suppressed
Lovastatin	Lovastatin	29	suppressed
Memantine Hcl	Memantine Hcl	29	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	29	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	28	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	28	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	27	16
Jardiance	Empagliflozin	27	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	26	suppressed
Levetiracetam	Levetiracetam	26	suppressed
Spironolactone	Spironolactone	26	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	25	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	25	suppressed
Ibuprofen	Ibuprofen	25	11
Meloxicam	Meloxicam	25	suppressed
Methylprednisolone	Methylprednisolone	25	18
Synthroid	Levothyroxine Sodium	25	suppressed
Mounjaro	Tirzepatide	24	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	24	suppressed
Sildenafil Citrate	Sildenafil Citrate	24	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	24	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	23	suppressed
Propranolol Hcl	Propranolol Hcl	23	suppressed
Ropinirole Hcl	Ropinirole Hcl	23	suppressed
Indomethacin	Indomethacin	22	suppressed
Bupropion Xl	Bupropion Hcl	21	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	21	suppressed
Januvia	Sitagliptin Phosphate	21	suppressed
Meclizine Hcl	Meclizine Hcl	21	15
Testosterone Cypionate	Testosterone Cypionate	21	suppressed
Celecoxib	Celecoxib	20	suppressed
Ventolin Hfa	Albuterol Sulfate	20	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	20	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	20	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	19	suppressed
Benazepril Hcl	Benazepril Hcl	19	suppressed
Glyburide	Glyburide	19	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	19	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Temazepam	Temazepam	19	suppressed
Colchicine	Colchicine	18	suppressed
Nystatin	Nystatin	18	suppressed
Fluconazole	Fluconazole	17	11
Primidone	Primidone	17	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	17	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	17	suppressed
Fluvoxamine Maleate	Fluvoxamine Maleate	16	suppressed
Ipratropium Bromide	Ipratropium Bromide	16	suppressed
Lamotrigine	Lamotrigine	16	suppressed
Latanoprost	Latanoprost	16	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	16	suppressed
Naproxen	Naproxen	16	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	16	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	16	suppressed
Baclofen	Baclofen	15	suppressed
Promethazine Hcl	Promethazine Hcl	15	suppressed
Terbinafine Hcl	Terbinafine Hcl	15	suppressed
Theophylline Er	Theophylline Anhydrous	15	suppressed
Valacyclovir	Valacyclovir Hcl	15	suppressed
Arnuity Ellipta	Fluticasone Furoate	14	suppressed
Clonidine Hcl	Clonidine Hcl	14	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	14	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	14	suppressed
Incruse Ellipta	Umeclidinium Bromide	14	suppressed
Lidocaine	Lidocaine	14	suppressed
Fentanyl	Fentanyl	13	suppressed
Mometasone Furoate	Mometasone Furoate	13	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	13	11
Topiramate	Topiramate	13	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	12	suppressed
Dutasteride	Dutasteride	12	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	12	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Levemir	Insulin Detemir	12	suppressed
Linzess	Linaclotide	12	suppressed
Nitroglycerin	Nitroglycerin	12	suppressed
Olanzapine	Olanzapine	12	suppressed
Azelaic Acid	Azelaic Acid	11	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	11	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	11	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	11	suppressed
Droplet Pen Needle	Pen Needle, Diabetic	11	suppressed
Dulera	Mometasone/Formoterol	11	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	11	suppressed
Klor-Con M10	Potassium Chloride	11	suppressed
Novolog Flexpen	Insulin Aspart	11	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	11	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	11	suppressed
Propranolol Hcl Er	Propranolol Hcl	11	suppressed
Ramipril	Ramipril	11	suppressed
Solifenacin Succinate	Solifenacin Succinate	11	suppressed
Torsemide	Torsemide	11	suppressed
Tresiba Flextouch U-200	Insulin Degludec	11	suppressed
Xarelto	Rivaroxaban	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