Healthcare provider profile · identity verified

Gregory Scott Zarcone, DO

Internal Medicine · PITTSBURG, TX · NPI 1275512774

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	1633	190
Gabapentin	Gabapentin	1186	147
Levothyroxine Sodium	Levothyroxine Sodium	1126	126
Potassium Chloride	Potassium Chloride	948	124
Eliquis	Apixaban	915	89
Amlodipine Besylate	Amlodipine Besylate	862	131
Lisinopril	Lisinopril	857	91
Donepezil Hcl	Donepezil Hcl	854	91
Pantoprazole Sodium	Pantoprazole Sodium	791	109
Trazodone Hcl	Trazodone Hcl	767	115
Furosemide	Furosemide	746	117
Clopidogrel	Clopidogrel Bisulfate	662	74
Memantine Hcl	Memantine Hcl	631	63
Sertraline Hcl	Sertraline Hcl	625	69
Jardiance	Empagliflozin	590	49
Metoprolol Tartrate	Metoprolol Tartrate	589	97
Tamsulosin Hcl	Tamsulosin Hcl	536	69
Losartan Potassium	Losartan Potassium	528	81
Divalproex Sodium	Divalproex Sodium	519	53
Mirtazapine	Mirtazapine	511	77
Metformin Hcl	Metformin Hcl	508	74
Omeprazole	Omeprazole	483	63
Quetiapine Fumarate	Quetiapine Fumarate	463	59
Carvedilol	Carvedilol	445	63
Levetiracetam	Levetiracetam	428	43
Metoprolol Succinate	Metoprolol Succinate	414	72
Citalopram Hbr	Citalopram Hydrobromide	413	56
Montelukast Sodium	Montelukast Sodium	404	50
Buspirone Hcl	Buspirone Hcl	400	55
Duloxetine Hcl	Duloxetine Hcl	372	46
Famotidine	Famotidine	348	47
Lorazepam	Lorazepam	305	81
Bumetanide	Bumetanide	291	47
Escitalopram Oxalate	Escitalopram Oxalate	253	32
Gemtesa	Vibegron	240	30
Simvastatin	Simvastatin	235	30
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	230	40
Tramadol Hcl	Tramadol Hcl	226	75
Hydralazine Hcl	Hydralazine Hcl	223	37
Acetaminophen-Codeine	Acetaminophen With Codeine	214	46
Clonazepam	Clonazepam	202	27
Oxybutynin Chloride	Oxybutynin Chloride	200	24
Meloxicam	Meloxicam	199	35
Spironolactone	Spironolactone	198	29
Risperidone	Risperidone	190	21
Nifedipine Er	Nifedipine	184	17
Hydroxyzine Hcl	Hydroxyzine Hcl	180	41
Sucralfate	Sucralfate	180	24
Myrbetriq	Mirabegron	177	17
Ropinirole Hcl	Ropinirole Hcl	177	20
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	173	43
Carbidopa-Levodopa	Carbidopa/Levodopa	173	18
Gentamicin Sulfate	Gentamicin Sulfate	171	suppressed
Fluticasone Propionate	Fluticasone Propionate	169	43
Pravastatin Sodium	Pravastatin Sodium	166	17
Novolog Flexpen	Insulin Aspart	164	29
Tizanidine Hcl	Tizanidine Hcl	164	34
Baclofen	Baclofen	162	23
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	161	63
Latanoprost	Latanoprost	155	25
Allopurinol	Allopurinol	154	16
Torsemide	Torsemide	149	19
Alendronate Sodium	Alendronate Sodium	146	14
Ondansetron Hcl	Ondansetron Hcl	145	89
Xarelto	Rivaroxaban	143	11
Finasteride	Finasteride	142	19
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	142	60
Pregabalin	Pregabalin	135	16
Valsartan	Valsartan	133	14
Venlafaxine Hcl Er	Venlafaxine Hcl	133	13
Doxycycline Hyclate	Doxycycline Hyclate	130	84
Alprazolam	Alprazolam	123	13
Rosuvastatin Calcium	Rosuvastatin Calcium	120	25
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	119	25
Prednisone	Prednisone	118	57
Lantus	Insulin Glargine,hum.Rec.Anlog	117	27
Cephalexin	Cephalexin	115	60
Midodrine Hcl	Midodrine Hcl	114	26
Nystatin	Nystatin	112	60
Atenolol	Atenolol	110	suppressed
Paroxetine Hcl	Paroxetine Hcl	106	13
Januvia	Sitagliptin Phosphate	104	11
Olanzapine	Olanzapine	104	21
Farxiga	Dapagliflozin Propanediol	103	suppressed
Amiodarone Hcl	Amiodarone Hcl	102	13
Hydrochlorothiazide	Hydrochlorothiazide	100	14
Glimepiride	Glimepiride	94	12
Entresto	Sacubitril/Valsartan	91	suppressed
Digoxin	Digoxin	90	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	90	13
Fluoxetine Hcl	Fluoxetine Hcl	89	15
Isosorbide Mononitrate Er	Isosorbide Mononitrate	88	22
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	87	20
Diclofenac Sodium	Diclofenac Sodium	85	25
Topiramate	Topiramate	85	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	84	61
Ozempic	Semaglutide	83	17
Bupropion Xl	Bupropion Hcl	82	suppressed
Methocarbamol	Methocarbamol	79	30
Triamcinolone Acetonide	Triamcinolone Acetonide	77	30
Lacosamide	Lacosamide	76	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	75	55
Lamotrigine	Lamotrigine	75	suppressed
Ibuprofen	Ibuprofen	72	22
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	71	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	70	suppressed
Lactulose	Lactulose	69	20
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	68	16
Lidocaine	Lidocaine	68	14
Humalog Kwikpen U-100	Insulin Lispro	67	16
Budesonide	Budesonide	65	13
Levemir Flexpen	Insulin Detemir	65	suppressed
Divalproex Sodium Er	Divalproex Sodium	62	suppressed
Cyclosporine	Cyclosporine	61	suppressed
Colestipol Hcl	Colestipol Hcl	57	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	57	15
Ezetimibe	Ezetimibe	57	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	57	13
Breo Ellipta	Fluticasone/Vilanterol	54	suppressed
Cefdinir	Cefdinir	53	44
Carbamazepine	Carbamazepine	52	suppressed
Glipizide	Glipizide	52	11
Levofloxacin	Levofloxacin	52	40
Albuterol Sulfate	Albuterol Sulfate	51	27
Albuterol Sulfate Hfa	Albuterol Sulfate	50	31
Methenamine Hippurate	Methenamine Hippurate	50	suppressed
Oxcarbazepine	Oxcarbazepine	50	suppressed
Temazepam	Temazepam	49	11
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	48	25
Celecoxib	Celecoxib	47	suppressed
Clonidine	Clonidine	47	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	47	14
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	47	29
Nitrofurantoin	Nitrofurantoin Macrocrystal	46	17
Trulicity	Dulaglutide	46	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	46	suppressed
Clonidine Hcl	Clonidine Hcl	45	15
Lagevrio (Eua)	Molnupiravir	45	45
Glipizide Er	Glipizide	44	suppressed
Aripiprazole	Aripiprazole	43	suppressed
Enulose	Lactulose	43	16
Acetazolamide	Acetazolamide	42	suppressed
Metformin Hcl Er	Metformin Hcl	42	suppressed
Metolazone	Metolazone	42	16
Azithromycin	Azithromycin	41	32
Bupropion Hcl	Bupropion Hcl	41	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	41	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	41	suppressed
Sevelamer Carbonate	Sevelamer Carbonate	41	suppressed
Warfarin Sodium	Warfarin Sodium	41	suppressed
Nystop	Nystatin	40	32
Fluconazole	Fluconazole	39	27
Nyamyc	Nystatin	39	18
Amitriptyline Hcl	Amitriptyline Hcl	38	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	38	suppressed
Lansoprazole	Lansoprazole	38	suppressed
Lurasidone Hcl	Lurasidone Hcl	38	suppressed
Rivastigmine	Rivastigmine Tartrate	38	suppressed
Megestrol Acetate	Megestrol Acetate	37	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	37	suppressed
Clozapine	Clozapine	36	suppressed
Flecainide Acetate	Flecainide Acetate	36	suppressed
Novolog	Insulin Aspart	36	suppressed
Acetylcysteine	Acetylcysteine	35	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	35	33
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	35	suppressed
Enalapril Maleate	Enalapril Maleate	35	suppressed
Hydrocortisone	Hydrocortisone	35	21
Novolin R Flexpen	Insulin Regular, Human	35	suppressed
Restasis	Cyclosporine	35	suppressed
Tolterodine Tartrate	Tolterodine Tartrate	35	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	34	suppressed
Glatopa	Glatiramer Acetate	33	suppressed
Benazepril Hcl	Benazepril Hcl	32	suppressed
Benztropine Mesylate	Benztropine Mesylate	32	suppressed
Folic Acid	Folic Acid	32	suppressed
Clindamycin Hcl	Clindamycin Hcl	31	15
Diltiazem 24hr Er (La)	Diltiazem Hcl	31	suppressed
Propranolol Hcl	Propranolol Hcl	31	suppressed
Azelastine Hcl	Azelastine Hcl	30	suppressed
Ketoconazole	Ketoconazole	30	suppressed
Letrozole	Letrozole	30	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	28	suppressed
Galantamine Er	Galantamine Hbr	28	suppressed
Humalog	Insulin Lispro	28	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	27	suppressed
Silver Sulfadiazine	Silver Sulfadiazine	27	12
Verapamil Er	Verapamil Hcl	27	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	26	suppressed
Insulin Aspart Flexpen	Insulin Aspart	26	suppressed
Linzess	Linaclotide	26	suppressed
Lithium Carbonate	Lithium Carbonate	26	suppressed
Nitroglycerin Patch	Nitroglycerin	26	suppressed
Xifaxan	Rifaximin	26	suppressed
Methotrexate	Methotrexate Sodium	25	suppressed
Terbinafine Hcl	Terbinafine Hcl	25	suppressed
Timolol Maleate	Timolol Maleate	25	suppressed
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	24	24
Fenofibrate	Fenofibrate,micronized	24	suppressed
Rexulti	Brexpiprazole	24	suppressed
Ammonium Lactate	Ammonium Lactate	23	suppressed
Amoxicillin	Amoxicillin	23	18
Cilostazol	Cilostazol	23	suppressed
Cholestyramine	Cholestyramine (With Sugar)	22	suppressed
Haloperidol	Haloperidol	22	suppressed
Prazosin Hcl	Prazosin Hcl	22	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	21	suppressed
Movantik	Naloxegol Oxalate	21	suppressed
Ursodiol	Ursodiol	21	suppressed
Amantadine	Amantadine Hcl	20	suppressed
Ertapenem	Ertapenem Sodium	20	11
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	20	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	20	suppressed
Mupirocin	Mupirocin	20	12
Nuedexta	Dextromethorphan Hbr/Quinidine	20	suppressed
Nystatin-Triamcinolone	Nystatin/Triamcinolone Acet	20	suppressed
Bupropion Hcl Sr	Bupropion Hcl	19	suppressed
Incruse Ellipta	Umeclidinium Bromide	19	suppressed
Perphenazine	Perphenazine	19	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	19	suppressed
Desipramine Hcl	Desipramine Hcl	18	suppressed
Ingrezza	Valbenazine Tosylate	18	suppressed
Lokelma	Sodium Zirconium Cyclosilicate	18	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	18	suppressed
Ondansetron Odt	Ondansetron	18	15
Vraylar	Cariprazine Hcl	18	suppressed
Carbamazepine Er	Carbamazepine	17	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Ipratropium Bromide	Ipratropium Bromide	17	suppressed
Mounjaro	Tirzepatide	17	suppressed
Naproxen	Naproxen	17	suppressed
Nitroglycerin	Nitroglycerin	17	15
Novolin N Flexpen	Insulin Nph Human Isophane	17	suppressed
Rytary	Carbidopa/Levodopa	17	suppressed
Valacyclovir	Valacyclovir Hcl	17	suppressed
Brimonidine Tartrate-Timolol	Brimonidine Tartrate/Timolol	16	suppressed
Clotrimazole	Clotrimazole	16	suppressed
Irbesartan	Irbesartan	16	suppressed
Sodium Chloride	0.9 % Sodium Chloride	16	suppressed
Solifenacin Succinate	Solifenacin Succinate	16	suppressed
Sotalol	Sotalol Hcl	16	suppressed
Ezetimibe-Simvastatin	Ezetimibe/Simvastatin	15	suppressed
Insulin Lispro	Insulin Lispro	15	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	15	11
Loteprednol Etabonate	Loteprednol Etabonate	15	suppressed
Lovastatin	Lovastatin	15	suppressed
Metronidazole	Metronidazole	15	14
Ventolin Hfa	Albuterol Sulfate	15	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	14	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	14	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	14	suppressed
Lidocaine-Prilocaine	Lidocaine/Prilocaine	14	suppressed
Methimazole	Methimazole	14	suppressed
Primidone	Primidone	14	suppressed
Promethazine Hcl	Promethazine Hcl	14	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	14	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	13	suppressed
Cefuroxime	Cefuroxime Axetil	13	13
Combigan	Brimonidine Tartrate/Timolol	13	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	13	suppressed
Ramipril	Ramipril	13	suppressed
Triumeq	Abacavir/Dolutegravir/Lamivudi	13	suppressed
Chlordiazepoxide Hcl	Chlordiazepoxide Hcl	12	suppressed
Dorzolamide Hcl	Dorzolamide Hcl	12	suppressed
Exemestane	Exemestane	12	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	12	suppressed
Fosfomycin Tromethamine	Fosfomycin Tromethamine	12	suppressed
Humulin 70/30 Kwikpen	Insulin Nph Hum/Reg Insulin Hm	12	suppressed
Kesimpta Pen	Ofatumumab	12	suppressed
Labetalol Hcl	Labetalol Hcl	12	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	12	suppressed
Ranolazine Er	Ranolazine	12	suppressed
Spiriva Handihaler	Tiotropium Bromide	12	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	12	suppressed
Bicalutamide	Bicalutamide	11	suppressed
Clobetasol Propionate	Clobetasol Propionate	11	suppressed
Colesevelam Hcl	Colesevelam Hcl	11	suppressed
Doxepin Hcl	Doxepin Hcl	11	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	11	suppressed
Gemfibrozil	Gemfibrozil	11	suppressed
Humulin R	Insulin Regular, Human	11	suppressed
Insulin Aspart	Insulin Aspart	11	suppressed
Levemir	Insulin Detemir	11	suppressed
Methylprednisolone	Methylprednisolone	11	suppressed
Minoxidil	Minoxidil	11	suppressed
Phenytoin	Phenytoin	11	suppressed
Prasugrel Hcl	Prasugrel Hcl	11	suppressed
Raloxifene Hcl	Raloxifene Hcl	11	suppressed
Repaglinide	Repaglinide	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