Healthcare provider profile · identity verified

Peter Brooks Koppenheffer, M.D.

Family Practice · GREENFIELD, MA · NPI 1053637561

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	682	187
Lisinopril	Lisinopril	459	131
Amlodipine Besylate	Amlodipine Besylate	455	130
Gabapentin	Gabapentin	342	83
Levothyroxine Sodium	Levothyroxine Sodium	332	92
Losartan Potassium	Losartan Potassium	241	69
Omeprazole	Omeprazole	225	64
Albuterol Sulfate Hfa	Albuterol Sulfate	195	52
Metoprolol Succinate	Metoprolol Succinate	189	49
Eliquis	Apixaban	158	44
Pravastatin Sodium	Pravastatin Sodium	158	36
Simvastatin	Simvastatin	157	46
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	156	25
Furosemide	Furosemide	153	41
Pantoprazole Sodium	Pantoprazole Sodium	152	35
Hydrochlorothiazide	Hydrochlorothiazide	146	48
Famotidine	Famotidine	143	33
Tramadol Hcl	Tramadol Hcl	134	34
Metformin Hcl	Metformin Hcl	124	34
Metformin Hcl Er	Metformin Hcl	110	28
Tamsulosin Hcl	Tamsulosin Hcl	110	35
Oxycodone Hcl	Oxycodone Hcl	100	31
Sertraline Hcl	Sertraline Hcl	99	32
Citalopram Hbr	Citalopram Hydrobromide	94	26
Trazodone Hcl	Trazodone Hcl	87	25
Duloxetine Hcl	Duloxetine Hcl	86	20
Fluoxetine Hcl	Fluoxetine Hcl	86	26
Lorazepam	Lorazepam	84	32
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	81	16
Rosuvastatin Calcium	Rosuvastatin Calcium	81	27
Metoprolol Tartrate	Metoprolol Tartrate	77	29
Meloxicam	Meloxicam	76	17
Hydroxyzine Hcl	Hydroxyzine Hcl	75	16
Trulicity	Dulaglutide	74	suppressed
Atenolol	Atenolol	73	21
Chlorthalidone	Chlorthalidone	71	28
Glipizide Er	Glipizide	70	22
Clonazepam	Clonazepam	69	19
Amitriptyline Hcl	Amitriptyline Hcl	64	14
Montelukast Sodium	Montelukast Sodium	64	21
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	60	suppressed
Spironolactone	Spironolactone	59	12
Morphine Sulfate Er	Morphine Sulfate	58	12
Potassium Chloride	Potassium Chloride	58	11
Jardiance	Empagliflozin	57	12
Ventolin Hfa	Albuterol Sulfate	57	17
Synthroid	Levothyroxine Sodium	56	14
Allopurinol	Allopurinol	55	21
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	55	15
Baclofen	Baclofen	52	13
Prednisone	Prednisone	52	21
Clopidogrel	Clopidogrel Bisulfate	50	19
Fluticasone Propionate	Fluticasone Propionate	50	18
Alendronate Sodium	Alendronate Sodium	49	13
Bupropion Xl	Bupropion Hcl	48	12
Valacyclovir	Valacyclovir Hcl	46	12
Incruse Ellipta	Umeclidinium Bromide	45	suppressed
Diclofenac Sodium	Diclofenac Sodium	44	15
Ibuprofen	Ibuprofen	44	16
Mirtazapine	Mirtazapine	43	13
Tizanidine Hcl	Tizanidine Hcl	40	16
Venlafaxine Hcl Er	Venlafaxine Hcl	40	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	39	12
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	38	11
Zolpidem Tartrate	Zolpidem Tartrate	37	16
Celecoxib	Celecoxib	36	11
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	35	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	35	11
Propranolol Hcl	Propranolol Hcl	34	suppressed
Alprazolam	Alprazolam	33	12
Naproxen	Naproxen	33	suppressed
Glipizide	Glipizide	32	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	32	12
Paroxetine Hcl	Paroxetine Hcl	32	suppressed
Pregabalin	Pregabalin	32	11
Sumatriptan Succinate	Sumatriptan Succinate	32	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	31	suppressed
Risperidone	Risperidone	29	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	27	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	27	13
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	27	suppressed
Carvedilol	Carvedilol	26	14
Pioglitazone Hcl	Pioglitazone Hcl	26	suppressed
Nystatin	Nystatin	25	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	24	22
Ropinirole Hcl	Ropinirole Hcl	24	suppressed
Donepezil Hcl	Donepezil Hcl	23	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	23	suppressed
Ondansetron Hcl	Ondansetron Hcl	23	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	22	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	21	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	21	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	21	12
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	20	suppressed
Ketoconazole	Ketoconazole	20	suppressed
Lovastatin	Lovastatin	20	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	20	suppressed
Buspirone Hcl	Buspirone Hcl	19	suppressed
Ezetimibe	Ezetimibe	19	suppressed
Topiramate	Topiramate	19	suppressed
Valsartan	Valsartan	19	suppressed
Breyna	Budesonide/Formoterol Fumarate	18	suppressed
Ondansetron Odt	Ondansetron	17	suppressed
Ozempic	Semaglutide	17	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	17	suppressed
Xarelto	Rivaroxaban	17	suppressed
Clonidine Hcl	Clonidine Hcl	16	suppressed
Glimepiride	Glimepiride	16	suppressed
Irbesartan	Irbesartan	16	suppressed
Nifedipine Er	Nifedipine	16	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	16	suppressed
Aripiprazole	Aripiprazole	15	suppressed
Cephalexin	Cephalexin	15	suppressed
Doxepin Hcl	Doxepin Hcl	15	suppressed
Finasteride	Finasteride	15	suppressed
Ipratropium Bromide	Ipratropium Bromide	15	suppressed
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	14	suppressed
Digoxin	Digoxin	14	suppressed
Divalproex Sodium Er	Divalproex Sodium	14	suppressed
Lidocaine	Lidocaine	14	suppressed
Nystop	Nystatin	14	suppressed
Acyclovir	Acyclovir	13	suppressed
Breo Ellipta	Fluticasone/Vilanterol	13	suppressed
Carbamazepine	Carbamazepine	13	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	13	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	13	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	12	suppressed
Budesonide Dr	Budesonide	12	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	12	suppressed
Farxiga	Dapagliflozin Propanediol	12	suppressed
Hydralazine Hcl	Hydralazine Hcl	12	suppressed
Mesalamine	Mesalamine	12	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	12	suppressed
Oxycontin	Oxycodone Hcl	12	suppressed
Potassium Citrate Er	Potassium Citrate	12	suppressed
Symbicort	Budesonide/Formoterol Fumarate	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	11	suppressed
Enalapril Maleate	Enalapril Maleate	11	suppressed
Eszopiclone	Eszopiclone	11	suppressed
Fluconazole	Fluconazole	11	suppressed
Levetiracetam	Levetiracetam	11	suppressed
Methenamine Hippurate	Methenamine Hippurate	11	suppressed
Nyamyc	Nystatin	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