Healthcare provider profile · identity verified

David A Maddox, MD

Internal Medicine · EMINENCE, KY · NPI 1265534226

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	376	98
Gabapentin	Gabapentin	253	51
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	253	59
Levothyroxine Sodium	Levothyroxine Sodium	231	55
Amlodipine Besylate	Amlodipine Besylate	229	72
Lisinopril	Lisinopril	216	59
Omeprazole	Omeprazole	197	54
Albuterol Sulfate Hfa	Albuterol Sulfate	189	56
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	153	38
Pantoprazole Sodium	Pantoprazole Sodium	139	37
Metoprolol Succinate	Metoprolol Succinate	136	30
Metformin Hcl	Metformin Hcl	131	29
Trazodone Hcl	Trazodone Hcl	128	30
Duloxetine Hcl	Duloxetine Hcl	116	21
Meloxicam	Meloxicam	110	30
Fluticasone Propionate	Fluticasone Propionate	109	38
Pravastatin Sodium	Pravastatin Sodium	96	30
Prednisone	Prednisone	96	67
Furosemide	Furosemide	95	26
Ozempic	Semaglutide	87	15
Diclofenac Sodium	Diclofenac Sodium	86	20
Sertraline Hcl	Sertraline Hcl	86	26
Zolpidem Tartrate	Zolpidem Tartrate	86	13
Tamsulosin Hcl	Tamsulosin Hcl	83	21
Alprazolam	Alprazolam	82	14
Eliquis	Apixaban	71	15
Fluoxetine Hcl	Fluoxetine Hcl	71	18
Glipizide	Glipizide	71	19
Losartan Potassium	Losartan Potassium	68	20
Metoprolol Tartrate	Metoprolol Tartrate	67	24
Amoxicillin	Amoxicillin	65	37
Jardiance	Empagliflozin	65	14
Ondansetron Odt	Ondansetron	64	21
Carvedilol	Carvedilol	62	17
Doxycycline Monohydrate	Doxycycline Monohydrate	62	53
Tramadol Hcl	Tramadol Hcl	62	28
Allopurinol	Allopurinol	60	16
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	57	38
Pregabalin	Pregabalin	56	13
Clonazepam	Clonazepam	54	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	54	11
Clopidogrel	Clopidogrel Bisulfate	53	16
Simvastatin	Simvastatin	52	14
Ezetimibe	Ezetimibe	51	suppressed
Valsartan	Valsartan	51	16
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	50	suppressed
Glipizide Er	Glipizide	49	12
Januvia	Sitagliptin Phosphate	46	12
Mirtazapine	Mirtazapine	44	suppressed
Mounjaro	Tirzepatide	44	suppressed
Famotidine	Famotidine	43	17
Lorazepam	Lorazepam	43	15
Hydroxyzine Hcl	Hydroxyzine Hcl	42	15
Atenolol	Atenolol	41	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	41	suppressed
Rosuvastatin Calcium	Rosuvastatin Calcium	40	15
Hydrochlorothiazide	Hydrochlorothiazide	38	16
Promethazine Hcl	Promethazine Hcl	38	suppressed
Celecoxib	Celecoxib	36	suppressed
Citalopram Hbr	Citalopram Hydrobromide	36	suppressed
Azithromycin	Azithromycin	34	32
Baclofen	Baclofen	34	suppressed
Alendronate Sodium	Alendronate Sodium	32	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	32	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	31	19
Aripiprazole	Aripiprazole	30	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	30	suppressed
Lamotrigine	Lamotrigine	29	suppressed
Montelukast Sodium	Montelukast Sodium	29	suppressed
Oxycodone Hcl	Oxycodone Hcl	29	suppressed
Potassium Chloride	Potassium Chloride	28	13
Buspirone Hcl	Buspirone Hcl	27	suppressed
Ibuprofen	Ibuprofen	27	suppressed
Topiramate	Topiramate	27	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	25	22
Xarelto	Rivaroxaban	25	suppressed
Bupropion Hcl Sr	Bupropion Hcl	24	suppressed
Diazepam	Diazepam	24	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	24	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	23	suppressed
Klor-Con M20	Potassium Chloride	23	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	22	16
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	22	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	21	suppressed
Meclizine Hcl	Meclizine Hcl	21	suppressed
Metformin Hcl Er	Metformin Hcl	21	suppressed
Methocarbamol	Methocarbamol	21	suppressed
Nifedipine Er	Nifedipine	21	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	21	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	21	15
Telmisartan	Telmisartan	21	suppressed
Fluconazole	Fluconazole	20	16
Risperidone	Risperidone	20	suppressed
Bupropion Xl	Bupropion Hcl	19	suppressed
Farxiga	Dapagliflozin Propanediol	19	suppressed
Ondansetron Hcl	Ondansetron Hcl	19	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Symbicort	Budesonide/Formoterol Fumarate	19	suppressed
Testosterone Cypionate	Testosterone Cypionate	19	suppressed
Levemir Flexpen	Insulin Detemir	18	suppressed
Levofloxacin	Levofloxacin	18	16
Propranolol Hcl	Propranolol Hcl	18	suppressed
Tradjenta	Linagliptin	17	suppressed
Ventolin Hfa	Albuterol Sulfate	17	suppressed
Cephalexin	Cephalexin	16	14
Venlafaxine Hcl Er	Venlafaxine Hcl	16	suppressed
Raloxifene Hcl	Raloxifene Hcl	15	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	15	suppressed
Synthroid	Levothyroxine Sodium	15	suppressed
Breo Ellipta	Fluticasone/Vilanterol	14	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	14	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	14	suppressed
Clobetasol Propionate	Clobetasol Propionate	14	suppressed
Lurasidone Hcl	Lurasidone Hcl	14	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	14	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	14	suppressed
Ropinirole Hcl	Ropinirole Hcl	14	suppressed
Valacyclovir	Valacyclovir Hcl	14	suppressed
Clonidine Hcl	Clonidine Hcl	13	suppressed
Entresto	Sacubitril/Valsartan	13	suppressed
Lovastatin	Lovastatin	13	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	13	suppressed
Prempro	Estrogen,con/M-Progest Acet	13	suppressed
Trintellix	Vortioxetine Hydrobromide	13	suppressed
Vascepa	Icosapent Ethyl	13	suppressed
Estradiol	Estradiol	12	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Myrbetriq	Mirabegron	12	suppressed
Novolin 70-30 Flexpen	Insulin Nph Hum/Reg Insulin Hm	12	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	12	12
Spironolactone	Spironolactone	12	suppressed
Tizanidine Hcl	Tizanidine Hcl	12	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	12	suppressed
Dulera	Mometasone/Formoterol	11	suppressed
Irbesartan	Irbesartan	11	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	11	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	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