Healthcare provider profile · identity verified

David Christopher Martin, DO

Family Practice · MC KENZIE, TN · NPI 1902809718

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
Levothyroxine Sodium	Levothyroxine Sodium	428	95
Atorvastatin Calcium	Atorvastatin Calcium	362	87
Omeprazole	Omeprazole	293	79
Lisinopril	Lisinopril	274	68
Gabapentin	Gabapentin	241	49
Amlodipine Besylate	Amlodipine Besylate	235	53
Eliquis	Apixaban	225	19
Metformin Hcl	Metformin Hcl	215	52
Losartan Potassium	Losartan Potassium	205	62
Potassium Chloride	Potassium Chloride	160	52
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	155	34
Sertraline Hcl	Sertraline Hcl	153	35
Tamsulosin Hcl	Tamsulosin Hcl	151	44
Metoprolol Tartrate	Metoprolol Tartrate	145	36
Clonazepam	Clonazepam	144	18
Metoprolol Succinate	Metoprolol Succinate	138	30
Rosuvastatin Calcium	Rosuvastatin Calcium	136	45
Carvedilol	Carvedilol	134	34
Furosemide	Furosemide	133	37
Alprazolam	Alprazolam	130	23
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	127	20
Tramadol Hcl	Tramadol Hcl	123	30
Simvastatin	Simvastatin	122	31
Pantoprazole Sodium	Pantoprazole Sodium	110	35
Albuterol Sulfate Hfa	Albuterol Sulfate	105	34
Hydrochlorothiazide	Hydrochlorothiazide	103	34
Trazodone Hcl	Trazodone Hcl	103	29
Montelukast Sodium	Montelukast Sodium	102	28
Donepezil Hcl	Donepezil Hcl	96	15
Meloxicam	Meloxicam	96	32
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	93	29
Pravastatin Sodium	Pravastatin Sodium	90	24
Mirtazapine	Mirtazapine	88	21
Atenolol	Atenolol	82	23
Famotidine	Famotidine	81	28
Quetiapine Fumarate	Quetiapine Fumarate	81	16
Duloxetine Hcl	Duloxetine Hcl	79	19
Fluticasone Propionate	Fluticasone Propionate	78	30
Prednisone	Prednisone	77	49
Clopidogrel	Clopidogrel Bisulfate	76	22
Allopurinol	Allopurinol	72	24
Finasteride	Finasteride	71	16
Doxycycline Hyclate	Doxycycline Hyclate	68	43
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	66	16
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	65	55
Glimepiride	Glimepiride	61	21
Ozempic	Semaglutide	61	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	60	12
Tradjenta	Linagliptin	60	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	56	15
Levetiracetam	Levetiracetam	56	suppressed
Oxycodone Hcl	Oxycodone Hcl	55	12
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	54	14
Metformin Hcl Er	Metformin Hcl	53	15
Warfarin Sodium	Warfarin Sodium	52	suppressed
Promethazine Hcl	Promethazine Hcl	49	12
Alendronate Sodium	Alendronate Sodium	47	14
Citalopram Hbr	Citalopram Hydrobromide	47	15
Triamcinolone Acetonide	Triamcinolone Acetonide	46	20
Hydralazine Hcl	Hydralazine Hcl	44	11
Isosorbide Mononitrate Er	Isosorbide Mononitrate	44	12
Lorazepam	Lorazepam	44	16
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	43	13
Ropinirole Hcl	Ropinirole Hcl	43	12
Zolpidem Tartrate	Zolpidem Tartrate	43	11
Divalproex Sodium	Divalproex Sodium	42	suppressed
Temazepam	Temazepam	42	suppressed
Spironolactone	Spironolactone	41	13
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	40	11
Bupropion Xl	Bupropion Hcl	39	11
Ondansetron Odt	Ondansetron	39	26
Estradiol	Estradiol	38	suppressed
Lovastatin	Lovastatin	38	12
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	37	suppressed
Fluconazole	Fluconazole	37	22
Esomeprazole Magnesium	Esomeprazole Magnesium	35	11
Cephalexin	Cephalexin	34	29
Azithromycin	Azithromycin	33	32
Celecoxib	Celecoxib	33	suppressed
Xarelto	Rivaroxaban	33	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	32	suppressed
Nifedipine Er	Nifedipine	31	suppressed
Movantik	Naloxegol Oxalate	30	suppressed
Bumetanide	Bumetanide	29	suppressed
Ezetimibe	Ezetimibe	29	suppressed
Linzess	Linaclotide	29	suppressed
Memantine Hcl	Memantine Hcl	29	suppressed
Ibuprofen	Ibuprofen	28	suppressed
Glipizide	Glipizide	27	suppressed
Myrbetriq	Mirabegron	26	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	25	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	25	18
Diclofenac Sodium	Diclofenac Sodium	25	suppressed
Gemfibrozil	Gemfibrozil	25	suppressed
Tizanidine Hcl	Tizanidine Hcl	25	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	24	18
Sucralfate	Sucralfate	24	suppressed
Valacyclovir	Valacyclovir Hcl	24	suppressed
Azelastine Hcl	Azelastine Hcl	23	14
Baclofen	Baclofen	23	suppressed
Risperidone	Risperidone	23	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	23	22
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	22	11
Combivent Respimat	Ipratropium/Albuterol Sulfate	22	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	22	suppressed
Nystatin	Nystatin	22	14
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	22	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	21	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	21	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	21	suppressed
Amoxicillin	Amoxicillin	20	16
Clindamycin Hcl	Clindamycin Hcl	20	18
Mupirocin	Mupirocin	20	14
Oxybutynin Chloride	Oxybutynin Chloride	20	suppressed
Pregabalin	Pregabalin	20	suppressed
Rizatriptan	Rizatriptan Benzoate	20	suppressed
Cilostazol	Cilostazol	19	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	19	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	19	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	19	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	19	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	18	suppressed
Haloperidol	Haloperidol	18	suppressed
Lactulose	Lactulose	18	suppressed
Paroxetine Hcl	Paroxetine Hcl	18	suppressed
Methocarbamol	Methocarbamol	17	suppressed
Novolog Flexpen	Insulin Aspart	17	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	17	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	16	suppressed
Benzonatate	Benzonatate	16	suppressed
Diazepam	Diazepam	16	suppressed
Nadolol	Nadolol	16	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	16	suppressed
Arnuity Ellipta	Fluticasone Furoate	15	suppressed
Dexlansoprazole Dr	Dexlansoprazole	15	suppressed
Mounjaro	Tirzepatide	15	suppressed
Olanzapine	Olanzapine	15	suppressed
Propranolol Hcl	Propranolol Hcl	15	suppressed
Torsemide	Torsemide	15	suppressed
Lidocaine	Lidocaine	14	suppressed
Norethindrone Acetate	Norethindrone Acetate	14	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	14	suppressed
Primidone	Primidone	14	suppressed
Valsartan	Valsartan	14	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	14	suppressed
Lidocaine Hcl Viscous	Lidocaine Hcl	13	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	13	11
Wixela Inhub	Fluticasone Propion/Salmeterol	13	suppressed
Buspirone Hcl	Buspirone Hcl	12	suppressed
Colchicine	Colchicine	12	suppressed
Entresto	Sacubitril/Valsartan	12	suppressed
Folic Acid	Folic Acid	12	suppressed
Galantamine Hbr	Galantamine Hbr	12	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	12	suppressed
Midodrine Hcl	Midodrine Hcl	12	suppressed
Clonidine	Clonidine	11	suppressed
Fesoterodine Fumarate Er	Fesoterodine Fumarate	11	suppressed
Glipizide Er	Glipizide	11	suppressed
Glycopyrrolate	Glycopyrrolate	11	suppressed
Ketoconazole	Ketoconazole	11	suppressed
Ondansetron Hcl	Ondansetron Hcl	11	suppressed
Oxcarbazepine	Oxcarbazepine	11	suppressed
Prazosin Hcl	Prazosin Hcl	11	suppressed
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	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