Healthcare provider profile · identity verified

Keith Kirby, MD

Family Practice · HUMBOLDT, TN · NPI 1417925678

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	589	161
Atorvastatin Calcium	Atorvastatin Calcium	583	155
Omeprazole	Omeprazole	508	122
Losartan Potassium	Losartan Potassium	442	108
Gabapentin	Gabapentin	424	72
Pantoprazole Sodium	Pantoprazole Sodium	385	76
Alprazolam	Alprazolam	380	58
Lisinopril	Lisinopril	360	97
Furosemide	Furosemide	305	87
Rosuvastatin Calcium	Rosuvastatin Calcium	287	82
Simvastatin	Simvastatin	265	67
Levothyroxine Sodium	Levothyroxine Sodium	254	63
Metoprolol Tartrate	Metoprolol Tartrate	235	60
Metformin Hcl	Metformin Hcl	227	67
Eliquis	Apixaban	223	39
Zolpidem Tartrate	Zolpidem Tartrate	215	30
Tamsulosin Hcl	Tamsulosin Hcl	204	56
Hydrochlorothiazide	Hydrochlorothiazide	195	57
Lorazepam	Lorazepam	190	25
Clopidogrel	Clopidogrel Bisulfate	185	55
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	181	55
Allopurinol	Allopurinol	180	39
Potassium Chloride	Potassium Chloride	169	47
Duloxetine Hcl	Duloxetine Hcl	165	32
Glimepiride	Glimepiride	165	46
Meloxicam	Meloxicam	147	37
Clonidine Hcl	Clonidine Hcl	143	33
Carvedilol	Carvedilol	136	32
Pioglitazone Hcl	Pioglitazone Hcl	134	40
Albuterol Sulfate Hfa	Albuterol Sulfate	131	29
Metoprolol Succinate	Metoprolol Succinate	130	37
Fluticasone Propionate	Fluticasone Propionate	126	41
Metformin Hcl Er	Metformin Hcl	126	38
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	123	36
Escitalopram Oxalate	Escitalopram Oxalate	122	35
Trazodone Hcl	Trazodone Hcl	121	31
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	115	31
Tramadol Hcl	Tramadol Hcl	112	28
Citalopram Hbr	Citalopram Hydrobromide	111	21
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	110	29
Pravastatin Sodium	Pravastatin Sodium	109	31
Ozempic	Semaglutide	106	16
Ezetimibe	Ezetimibe	99	14
Midodrine Hcl	Midodrine Hcl	98	suppressed
Famotidine	Famotidine	96	28
Hydralazine Hcl	Hydralazine Hcl	89	21
Mirtazapine	Mirtazapine	87	19
Pregabalin	Pregabalin	82	14
Farxiga	Dapagliflozin Propanediol	76	12
Mounjaro	Tirzepatide	70	13
Warfarin Sodium	Warfarin Sodium	70	18
Fluoxetine Hcl	Fluoxetine Hcl	68	15
Buspirone Hcl	Buspirone Hcl	67	12
Metoclopramide Hcl	Metoclopramide Hcl	67	suppressed
Donepezil Hcl	Donepezil Hcl	66	15
Montelukast Sodium	Montelukast Sodium	65	18
Olmesartan Medoxomil	Olmesartan Medoxomil	58	17
Nebivolol Hcl	Nebivolol Hcl	57	13
Calcium Acetate	Calcium Acetate	56	suppressed
Alendronate Sodium	Alendronate Sodium	51	13
Temazepam	Temazepam	51	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	50	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	50	13
Clonazepam	Clonazepam	47	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	46	17
Sertraline Hcl	Sertraline Hcl	44	15
Memantine Hcl	Memantine Hcl	43	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	42	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	41	16
Jardiance	Empagliflozin	40	suppressed
Telmisartan	Telmisartan	39	12
Finasteride	Finasteride	38	suppressed
Namzaric	Memantine Hcl/Donepezil Hcl	38	suppressed
Prednisone	Prednisone	36	12
Topiramate	Topiramate	36	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	35	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	35	suppressed
Trulicity	Dulaglutide	35	suppressed
Azithromycin	Azithromycin	34	32
Benazepril Hcl	Benazepril Hcl	34	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	33	31
Lovastatin	Lovastatin	33	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	32	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	31	suppressed
Spironolactone	Spironolactone	31	11
Bupropion Xl	Bupropion Hcl	30	suppressed
Methylprednisolone	Methylprednisolone	30	27
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	30	suppressed
Labetalol Hcl	Labetalol Hcl	29	suppressed
Paroxetine Hcl	Paroxetine Hcl	29	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	28	12
Lansoprazole	Lansoprazole	28	suppressed
Levofloxacin	Levofloxacin	28	22
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	28	suppressed
Breo Ellipta	Fluticasone/Vilanterol	27	suppressed
Diclofenac Sodium	Diclofenac Sodium	27	suppressed
Meclizine Hcl	Meclizine Hcl	27	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	26	suppressed
Januvia	Sitagliptin Phosphate	26	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	26	suppressed
Tresiba Flextouch U-100	Insulin Degludec	26	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	26	suppressed
Amoxicillin	Amoxicillin	24	20
Nifedipine Er	Nifedipine	24	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	23	21
Divalproex Sodium	Divalproex Sodium	23	suppressed
Fenofibrate	Fenofibrate	23	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	23	suppressed
Rybelsus	Semaglutide	23	suppressed
Atenolol	Atenolol	22	suppressed
Digoxin	Digoxin	22	suppressed
Megestrol Acetate	Megestrol Acetate	22	suppressed
Nitroglycerin	Nitroglycerin	22	14
Telmisartan-Hydrochlorothiazid	Telmisartan/Hydrochlorothiazid	22	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	22	suppressed
Celecoxib	Celecoxib	20	suppressed
Diazepam	Diazepam	20	suppressed
Tresiba Flextouch U-200	Insulin Degludec	20	suppressed
Humulin 70-30	Insulin Nph Hum/Reg Insulin Hm	19	suppressed
Lactulose	Lactulose	19	suppressed
Levetiracetam	Levetiracetam	19	suppressed
Linzess	Linaclotide	19	suppressed
Primidone	Primidone	19	suppressed
Sildenafil Citrate	Sildenafil Citrate	19	suppressed
Dilt-Xr	Diltiazem Hcl	18	suppressed
Fluconazole	Fluconazole	18	11
Minoxidil	Minoxidil	18	suppressed
Ipratropium Bromide	Ipratropium Bromide	17	suppressed
Irbesartan	Irbesartan	17	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	17	suppressed
Ondansetron Odt	Ondansetron	17	suppressed
Tizanidine Hcl	Tizanidine Hcl	17	suppressed
Tradjenta	Linagliptin	17	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	16	suppressed
Glipizide Er	Glipizide	16	suppressed
Synthroid	Levothyroxine Sodium	16	suppressed
Aripiprazole	Aripiprazole	15	suppressed
Azelastine Hcl	Azelastine Hcl	15	suppressed
Baclofen	Baclofen	15	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	15	suppressed
Nystatin	Nystatin	15	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	15	suppressed
Propranolol Hcl	Propranolol Hcl	15	suppressed
Amlodipine-Valsartan	Amlodipine Besylate/Valsartan	14	suppressed
Chlorthalidone	Chlorthalidone	14	suppressed
Dexamethasone	Dexamethasone	14	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	14	suppressed
Donepezil Hcl Odt	Donepezil Hcl	14	suppressed
Glipizide	Glipizide	14	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Ondansetron Hcl	Ondansetron Hcl	14	suppressed
Propranolol Hcl Er	Propranolol Hcl	14	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	11
Triamcinolone Acetonide	Triamcinolone Acetonide	14	suppressed
Albuterol Sulfate	Albuterol Sulfate	13	suppressed
Cephalexin	Cephalexin	13	11
Ketoconazole	Ketoconazole	13	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	13	suppressed
Rizatriptan	Rizatriptan Benzoate	13	suppressed
Sucralfate	Sucralfate	13	suppressed
Terazosin Hcl	Terazosin Hcl	13	suppressed
Ursodiol	Ursodiol	13	suppressed
Xarelto	Rivaroxaban	13	suppressed
Dutasteride	Dutasteride	12	suppressed
Hydrocortisone	Hydrocortisone	12	suppressed
Ramipril	Ramipril	12	suppressed
Risperidone	Risperidone	12	suppressed
Verapamil Sr	Verapamil Hcl	12	suppressed
Carvedilol Er	Carvedilol Phosphate	11	suppressed
Novolin 70-30	Insulin Nph Hum/Reg Insulin Hm	11	suppressed
Scopolamine	Scopolamine	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