Healthcare provider profile · identity verified

Gregory P Pineau, D.O.

Family Practice · LAWTON, OK · NPI 1114035334

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
Rosuvastatin Calcium	Rosuvastatin Calcium	1048	126
Amlodipine Besylate	Amlodipine Besylate	504	65
Lisinopril	Lisinopril	479	60
Metformin Hcl Er	Metformin Hcl	456	58
Losartan Potassium	Losartan Potassium	427	52
Metoprolol Succinate	Metoprolol Succinate	412	54
Omeprazole	Omeprazole	401	58
Pantoprazole Sodium	Pantoprazole Sodium	388	48
Gabapentin	Gabapentin	356	51
Fluticasone Propionate	Fluticasone Propionate	335	57
Synthroid	Levothyroxine Sodium	329	41
Potassium Chloride	Potassium Chloride	325	48
Ozempic	Semaglutide	316	39
Jardiance	Empagliflozin	315	38
Furosemide	Furosemide	256	35
Atorvastatin Calcium	Atorvastatin Calcium	250	34
Alcohol Swabs	Alcohol Antiseptic Pads	241	57
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	220	26
Carvedilol	Carvedilol	219	27
Albuterol Sulfate Hfa	Albuterol Sulfate	216	38
Famotidine	Famotidine	205	32
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	195	23
Montelukast Sodium	Montelukast Sodium	189	20
Pioglitazone Hcl	Pioglitazone Hcl	187	28
Allopurinol	Allopurinol	186	21
Clopidogrel	Clopidogrel Bisulfate	157	21
Eliquis	Apixaban	155	18
Glipizide Er	Glipizide	152	27
Sertraline Hcl	Sertraline Hcl	148	16
Ezetimibe	Ezetimibe	142	20
Azelastine Hcl	Azelastine Hcl	113	35
Hydrochlorothiazide	Hydrochlorothiazide	111	19
Tamsulosin Hcl	Tamsulosin Hcl	103	15
Simvastatin	Simvastatin	99	13
Pravastatin Sodium	Pravastatin Sodium	94	11
Advair Hfa	Fluticasone Propion/Salmeterol	93	18
Mirtazapine	Mirtazapine	87	12
Bupropion Xl	Bupropion Hcl	86	suppressed
Duloxetine Hcl	Duloxetine Hcl	83	suppressed
Finasteride	Finasteride	79	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	72	12
Glipizide Xl	Glipizide	71	23
Spironolactone	Spironolactone	70	15
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	69	16
Wixela Inhub	Fluticasone Propion/Salmeterol	66	suppressed
Spiriva Respimat	Tiotropium Bromide	65	suppressed
Xarelto	Rivaroxaban	62	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	61	suppressed
Sucralfate	Sucralfate	60	11
Combivent Respimat	Ipratropium/Albuterol Sulfate	59	suppressed
Meloxicam	Meloxicam	56	16
Novolog Flexpen	Insulin Aspart	51	13
Fenofibrate	Fenofibrate	50	suppressed
Trazodone Hcl	Trazodone Hcl	50	suppressed
Nifedipine Er	Nifedipine	49	suppressed
Chlorthalidone	Chlorthalidone	48	suppressed
Donepezil Hcl	Donepezil Hcl	48	suppressed
Levalbuterol Tartrate Hfa	Levalbuterol Tartrate	46	16
Hydralazine Hcl	Hydralazine Hcl	45	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	41	31
Acarbose	Acarbose	40	suppressed
Alendronate Sodium	Alendronate Sodium	40	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	40	suppressed
Glimepiride	Glimepiride	40	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	38	suppressed
Celecoxib	Celecoxib	37	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	37	suppressed
Citalopram Hbr	Citalopram Hydrobromide	36	suppressed
Diclofenac Sodium	Diclofenac Sodium	36	15
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	35	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	34	suppressed
Baclofen	Baclofen	33	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	32	suppressed
Ibuprofen	Ibuprofen	31	14
Valsartan	Valsartan	31	suppressed
Pregabalin	Pregabalin	30	suppressed
Dulera	Mometasone/Formoterol	29	suppressed
Clonidine Hcl	Clonidine Hcl	28	suppressed
Naproxen	Naproxen	28	12
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	28	suppressed
Topiramate	Topiramate	27	suppressed
Insulin Syringe	Syringe And Needle,insulin,1ml	26	suppressed
Acyclovir	Acyclovir	25	suppressed
Letrozole	Letrozole	25	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	24	suppressed
Brilinta	Ticagrelor	24	suppressed
Colestipol Hcl	Colestipol Hcl	24	suppressed
Ondansetron Odt	Ondansetron	24	13
Oxybutynin Chloride	Oxybutynin Chloride	24	suppressed
Nitroglycerin	Nitroglycerin	22	suppressed
Alogliptin	Alogliptin Benzoate	21	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	21	suppressed
Trospium Chloride	Trospium Chloride	21	suppressed
Verapamil Er	Verapamil Hcl	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	20	suppressed
Levetiracetam	Levetiracetam	20	suppressed
Metformin Hcl	Metformin Hcl	20	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	19	17
Venlafaxine Hcl Er	Venlafaxine Hcl	19	suppressed
Atenolol	Atenolol	18	suppressed
Fosinopril Sodium	Fosinopril Sodium	18	suppressed
Ranolazine Er	Ranolazine	18	suppressed
Saxagliptin Hcl	Saxagliptin Hcl	18	suppressed
Clonidine	Clonidine	17	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	17	14
Mupirocin	Mupirocin	17	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	16	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	16	13
Carbamazepine	Carbamazepine	15	suppressed
Divalproex Sodium Er	Divalproex Sodium	15	suppressed
Novolin 70-30	Insulin Nph Hum/Reg Insulin Hm	15	suppressed
Easy Touch Pen Needle	Pen Needle, Diabetic	14	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	13	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	13	suppressed
Torsemide	Torsemide	13	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	13	suppressed
Ciprofloxacin-Dexamethasone	Ciprofloxacin Hcl/Dexameth	12	suppressed
Labetalol Hcl	Labetalol Hcl	12	suppressed
Nebivolol Hcl	Nebivolol Hcl	12	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	12	suppressed
Propranolol Hcl	Propranolol Hcl	12	suppressed
Azithromycin	Azithromycin	11	suppressed
Enbrel Sureclick	Etanercept	11	suppressed
Glyburide	Glyburide	11	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	11	suppressed
Memantine Hcl	Memantine Hcl	11	suppressed
Mesalamine Er	Mesalamine	11	suppressed
Zolpidem Tartrate	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