Healthcare provider profile · identity verified

Thomas W Mcculloh, DO

Family Practice · ARDMORE, OK · NPI 1407879661

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
Amlodipine Besylate	Amlodipine Besylate	440	111
Levothyroxine Sodium	Levothyroxine Sodium	340	88
Lisinopril	Lisinopril	340	88
Atorvastatin Calcium	Atorvastatin Calcium	336	94
Metoprolol Succinate	Metoprolol Succinate	269	74
Pantoprazole Sodium	Pantoprazole Sodium	259	81
Losartan Potassium	Losartan Potassium	243	72
Simvastatin	Simvastatin	238	66
Omeprazole	Omeprazole	228	62
Metformin Hcl	Metformin Hcl	220	60
Celecoxib	Celecoxib	212	66
Rosuvastatin Calcium	Rosuvastatin Calcium	201	55
Gabapentin	Gabapentin	194	47
Quetiapine Fumarate	Quetiapine Fumarate	189	39
Tamsulosin Hcl	Tamsulosin Hcl	189	54
Potassium Chloride	Potassium Chloride	178	53
Furosemide	Furosemide	177	52
Hydrochlorothiazide	Hydrochlorothiazide	173	46
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	164	34
Duloxetine Hcl	Duloxetine Hcl	161	36
Alprazolam	Alprazolam	136	25
Pregabalin	Pregabalin	134	25
Alendronate Sodium	Alendronate Sodium	128	33
Meloxicam	Meloxicam	128	47
Tramadol Hcl	Tramadol Hcl	123	24
Escitalopram Oxalate	Escitalopram Oxalate	120	31
Prednisone	Prednisone	113	66
Eliquis	Apixaban	108	26
Fluticasone Propionate	Fluticasone Propionate	108	36
Metoprolol Tartrate	Metoprolol Tartrate	107	28
Ozempic	Semaglutide	105	24
Carvedilol	Carvedilol	99	26
Donepezil Hcl	Donepezil Hcl	98	28
Farxiga	Dapagliflozin Propanediol	96	31
Trazodone Hcl	Trazodone Hcl	96	25
Citalopram Hbr	Citalopram Hydrobromide	93	26
Allopurinol	Allopurinol	91	24
Albuterol Sulfate Hfa	Albuterol Sulfate	87	32
Ezetimibe	Ezetimibe	87	26
Montelukast Sodium	Montelukast Sodium	84	24
Cefdinir	Cefdinir	80	63
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	79	25
Clopidogrel	Clopidogrel Bisulfate	77	24
Synthroid	Levothyroxine Sodium	76	20
Zolpidem Tartrate	Zolpidem Tartrate	76	15
Hydralazine Hcl	Hydralazine Hcl	74	15
Fenofibrate	Fenofibrate Nanocrystallized	69	15
Valsartan	Valsartan	69	19
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	68	suppressed
Pravastatin Sodium	Pravastatin Sodium	67	19
Sucralfate	Sucralfate	67	25
Atenolol	Atenolol	65	18
Memantine Hcl	Memantine Hcl	65	15
Dicyclomine Hcl	Dicyclomine Hcl	61	18
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	59	12
Pioglitazone Hcl	Pioglitazone Hcl	57	12
Famotidine	Famotidine	55	15
Dutasteride	Dutasteride	53	19
Warfarin Sodium	Warfarin Sodium	52	suppressed
Colestipol Hcl	Colestipol Hcl	51	13
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	50	12
Finasteride	Finasteride	49	11
Ibuprofen	Ibuprofen	49	20
Lovastatin	Lovastatin	48	12
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	48	14
Venlafaxine Hcl Er	Venlafaxine Hcl	47	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	45	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	45	31
Olmesartan Medoxomil	Olmesartan Medoxomil	41	suppressed
Ropinirole Hcl	Ropinirole Hcl	41	suppressed
Spironolactone	Spironolactone	39	13
Buspirone Hcl	Buspirone Hcl	36	13
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	36	suppressed
Sertraline Hcl	Sertraline Hcl	36	suppressed
Divalproex Sodium	Divalproex Sodium	35	suppressed
Glipizide	Glipizide	35	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	33	suppressed
Latanoprost	Latanoprost	33	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	32	suppressed
Glyburide	Glyburide	32	suppressed
Primidone	Primidone	32	suppressed
Tizanidine Hcl	Tizanidine Hcl	32	11
Glipizide Er	Glipizide	31	suppressed
Bupropion Xl	Bupropion Hcl	30	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	29	suppressed
Estradiol	Estradiol	29	12
Symbicort	Budesonide/Formoterol Fumarate	28	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	27	suppressed
Propranolol Hcl	Propranolol Hcl	27	suppressed
Acyclovir	Acyclovir	26	suppressed
Azithromycin	Azithromycin	25	24
Clonazepam	Clonazepam	25	suppressed
Entresto	Sacubitril/Valsartan	25	suppressed
Methocarbamol	Methocarbamol	25	suppressed
Bupropion Hcl Sr	Bupropion Hcl	24	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	24	suppressed
Chlorthalidone	Chlorthalidone	23	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	23	19
Trulicity	Dulaglutide	23	suppressed
Clonidine Hcl	Clonidine Hcl	22	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	22	suppressed
Terazosin Hcl	Terazosin Hcl	22	suppressed
Torsemide	Torsemide	22	11
Hydroxyzine Hcl	Hydroxyzine Hcl	21	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	21	suppressed
Topiramate	Topiramate	21	suppressed
Gemtesa	Vibegron	20	suppressed
Lorazepam	Lorazepam	20	suppressed
Ondansetron Odt	Ondansetron	20	12
Rabeprazole Sodium	Rabeprazole Sodium	20	suppressed
Testosterone Cypionate	Testosterone Cypionate	20	suppressed
Victoza 3-Pak	Liraglutide	20	suppressed
Baclofen	Baclofen	19	suppressed
Naproxen	Naproxen	19	suppressed
Diclofenac Sodium	Diclofenac Sodium	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Mirtazapine	Mirtazapine	18	suppressed
Prasugrel Hcl	Prasugrel Hcl	18	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Tresiba Flextouch U-100	Insulin Degludec	18	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	17	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	17	13
Jardiance	Empagliflozin	17	suppressed
Metformin Hcl Er	Metformin Hcl	17	suppressed
Myrbetriq	Mirabegron	17	suppressed
Xarelto	Rivaroxaban	17	suppressed
Azelastine Hcl	Azelastine Hcl	16	suppressed
Dexlansoprazole Dr	Dexlansoprazole	16	suppressed
Levofloxacin	Levofloxacin	16	13
Promethazine Hcl	Promethazine Hcl	16	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	15	suppressed
Fenofibrate	Fenofibrate,micronized	15	suppressed
Lansoprazole	Lansoprazole	15	suppressed
Benazepril Hcl	Benazepril Hcl	14	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	14	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	14	suppressed
Enalapril Maleate	Enalapril Maleate	14	suppressed
Eszopiclone	Eszopiclone	14	suppressed
Fenofibrate	Fenofibrate	14	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	11
Tresiba Flextouch U-200	Insulin Degludec	14	suppressed
Verapamil Er	Verapamil Hcl	14	suppressed
Digoxin	Digoxin	13	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	13	suppressed
Midodrine Hcl	Midodrine Hcl	13	suppressed
Mupirocin	Mupirocin	13	13
Nebivolol Hcl	Nebivolol Hcl	13	suppressed
Novolog	Insulin Aspart	13	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	13	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	13	suppressed
Raloxifene Hcl	Raloxifene Hcl	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Bydureon Bcise	Exenatide Microspheres	12	suppressed
Glimepiride	Glimepiride	12	suppressed
Invega Sustenna	Paliperidone Palmitate	12	suppressed
Linzess	Linaclotide	12	suppressed
Liothyronine Sodium	Liothyronine Sodium	12	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	12	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	12	suppressed
Repatha Sureclick	Evolocumab	12	suppressed
Kerendia	Finerenone	11	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	11	suppressed
Methylprednisolone	Methylprednisolone	11	11
Olanzapine	Olanzapine	11	suppressed
Tadalafil	Tadalafil	11	suppressed
Testosterone	Testosterone	11	suppressed
Trileptal	Oxcarbazepine	11	suppressed
Trintellix	Vortioxetine Hydrobromide	11	suppressed
Valacyclovir	Valacyclovir Hcl	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