Healthcare provider profile · identity verified

Michael A Karp, M.D.

Family Practice · SEWICKLEY, PA · NPI 1548286347

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	878	258
Levothyroxine Sodium	Levothyroxine Sodium	609	155
Amlodipine Besylate	Amlodipine Besylate	523	157
Omeprazole	Omeprazole	499	142
Lisinopril	Lisinopril	433	137
Losartan Potassium	Losartan Potassium	362	113
Metoprolol Succinate	Metoprolol Succinate	318	90
Pantoprazole Sodium	Pantoprazole Sodium	312	85
Rosuvastatin Calcium	Rosuvastatin Calcium	296	95
Gabapentin	Gabapentin	260	73
Eliquis	Apixaban	258	56
Metformin Hcl	Metformin Hcl	252	76
Famotidine	Famotidine	248	83
Atenolol	Atenolol	236	68
Furosemide	Furosemide	233	71
Fluticasone Propionate	Fluticasone Propionate	221	96
Hydrochlorothiazide	Hydrochlorothiazide	221	76
Albuterol Sulfate Hfa	Albuterol Sulfate	213	100
Tamsulosin Hcl	Tamsulosin Hcl	210	61
Bupropion Xl	Bupropion Hcl	205	52
Trazodone Hcl	Trazodone Hcl	205	77
Metoprolol Tartrate	Metoprolol Tartrate	202	60
Sertraline Hcl	Sertraline Hcl	201	64
Simvastatin	Simvastatin	197	63
Citalopram Hbr	Citalopram Hydrobromide	195	61
Pravastatin Sodium	Pravastatin Sodium	193	54
Duloxetine Hcl	Duloxetine Hcl	143	42
Alendronate Sodium	Alendronate Sodium	142	43
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	140	40
Breo Ellipta	Fluticasone/Vilanterol	129	29
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	129	34
Montelukast Sodium	Montelukast Sodium	128	41
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	125	35
Jardiance	Empagliflozin	125	31
Allopurinol	Allopurinol	124	42
Carvedilol	Carvedilol	116	36
Lorazepam	Lorazepam	112	36
Escitalopram Oxalate	Escitalopram Oxalate	107	20
Ventolin Hfa	Albuterol Sulfate	104	37
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	100	32
Lovastatin	Lovastatin	98	29
Clopidogrel	Clopidogrel Bisulfate	95	31
Mirtazapine	Mirtazapine	92	24
Fluoxetine Hcl	Fluoxetine Hcl	91	26
Triamcinolone Acetonide	Triamcinolone Acetonide	90	36
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	89	26
Potassium Chloride	Potassium Chloride	88	29
Xarelto	Rivaroxaban	83	22
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	81	22
Synthroid	Levothyroxine Sodium	79	22
Ozempic	Semaglutide	72	13
Finasteride	Finasteride	71	18
Oxybutynin Chloride Er	Oxybutynin Chloride	69	19
Venlafaxine Hcl Er	Venlafaxine Hcl	67	17
Tramadol Hcl	Tramadol Hcl	66	23
Ibuprofen	Ibuprofen	62	21
Meloxicam	Meloxicam	60	27
Ezetimibe	Ezetimibe	59	18
Glimepiride	Glimepiride	59	17
Valsartan	Valsartan	58	19
Sumatriptan Succinate	Sumatriptan Succinate	56	11
Memantine Hcl	Memantine Hcl	55	14
Ondansetron Hcl	Ondansetron Hcl	55	24
Donepezil Hcl	Donepezil Hcl	52	19
Zolpidem Tartrate	Zolpidem Tartrate	52	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	50	suppressed
Meclizine Hcl	Meclizine Hcl	49	21
Januvia	Sitagliptin Phosphate	45	11
Metformin Hcl Er	Metformin Hcl	45	16
Valacyclovir	Valacyclovir Hcl	44	15
Doxepin Hcl	Doxepin Hcl	42	17
Oxycodone Hcl	Oxycodone Hcl	42	16
Pregabalin	Pregabalin	42	15
Isosorbide Mononitrate Er	Isosorbide Mononitrate	41	14
Glipizide	Glipizide	40	suppressed
Ropinirole Hcl	Ropinirole Hcl	40	suppressed
Spironolactone	Spironolactone	40	13
Doxycycline Hyclate	Doxycycline Hyclate	38	33
Buspirone Hcl	Buspirone Hcl	37	14
Irbesartan	Irbesartan	36	11
Nitroglycerin	Nitroglycerin	36	16
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	36	11
Celecoxib	Celecoxib	34	13
Methylprednisolone	Methylprednisolone	34	32
Clonazepam	Clonazepam	33	suppressed
Prednisone	Prednisone	33	29
Quetiapine Fumarate	Quetiapine Fumarate	33	suppressed
Spiriva Respimat	Tiotropium Bromide	32	suppressed
Paroxetine Hcl	Paroxetine Hcl	30	suppressed
Azithromycin	Azithromycin	29	27
Tolterodine Tartrate Er	Tolterodine Tartrate	29	suppressed
Warfarin Sodium	Warfarin Sodium	29	suppressed
Alprazolam	Alprazolam	28	11
Esomeprazole Magnesium	Esomeprazole Magnesium	28	suppressed
Nystatin	Nystatin	28	suppressed
Myrbetriq	Mirabegron	27	13
Diclofenac Sodium	Diclofenac Sodium	25	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	24	suppressed
Naproxen	Naproxen	24	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	23	22
Benazepril Hcl	Benazepril Hcl	22	suppressed
Cholestyramine	Cholestyramine (With Sugar)	22	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	22	suppressed
Verapamil Er	Verapamil Hcl	22	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	22	suppressed
Bumetanide	Bumetanide	21	suppressed
Fenofibrate	Fenofibrate	21	suppressed
Ibandronate Sodium	Ibandronate Sodium	21	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	21	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	21	16
Azelastine Hcl	Azelastine Hcl	20	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	20	suppressed
Boostrix Tdap	Diphth,pertuss(Acell),tet Vac	19	19
Diazepam	Diazepam	19	suppressed
Aripiprazole	Aripiprazole	18	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	17	suppressed
Levetiracetam	Levetiracetam	17	suppressed
Nyamyc	Nystatin	17	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	17	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	17	17
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	16	suppressed
Amoxicillin	Amoxicillin	16	12
Cartia Xt	Diltiazem Hcl	16	suppressed
Topiramate	Topiramate	16	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	15	suppressed
Methocarbamol	Methocarbamol	15	suppressed
Cephalexin	Cephalexin	14	suppressed
Fluocinonide	Fluocinonide	14	suppressed
Ibu	Ibuprofen	14	suppressed
Solifenacin Succinate	Solifenacin Succinate	14	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	14	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	13	suppressed
Fluconazole	Fluconazole	13	12
Glipizide Er	Glipizide	13	suppressed
Prasugrel Hcl	Prasugrel Hcl	13	suppressed
Propranolol Hcl	Propranolol Hcl	13	suppressed
Raloxifene Hcl	Raloxifene Hcl	13	suppressed
Tiadylt Er	Diltiazem Hcl	13	suppressed
Carbamazepine Er	Carbamazepine	12	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	12	suppressed
Fentanyl	Fentanyl	12	suppressed
Ketoconazole	Ketoconazole	12	suppressed
Lansoprazole	Lansoprazole	12	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	12	suppressed
Mounjaro	Tirzepatide	12	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	12	suppressed
Propafenone Hcl	Propafenone Hcl	12	suppressed
Sucralfate	Sucralfate	12	suppressed
Cilostazol	Cilostazol	11	suppressed
Ondansetron Odt	Ondansetron	11	suppressed
Propranolol Hcl Er	Propranolol Hcl	11	suppressed
Rybelsus	Semaglutide	11	suppressed
Selenium Sulfide	Selenium Sulfide	11	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	11	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	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