Healthcare provider profile · identity verified

A Keith Lay, MD

Family Practice · BAY SPRINGS, MS · NPI 1144338369

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
Potassium Chloride	Potassium Chloride	415	84
Furosemide	Furosemide	377	88
Gabapentin	Gabapentin	295	78
Amlodipine Besylate	Amlodipine Besylate	293	73
Pantoprazole Sodium	Pantoprazole Sodium	268	73
Metformin Hcl	Metformin Hcl	256	63
Omeprazole	Omeprazole	229	51
Lisinopril	Lisinopril	225	49
Carvedilol	Carvedilol	217	57
Levothyroxine Sodium	Levothyroxine Sodium	210	48
Atorvastatin Calcium	Atorvastatin Calcium	200	56
Quetiapine Fumarate	Quetiapine Fumarate	199	29
Trazodone Hcl	Trazodone Hcl	189	41
Glimepiride	Glimepiride	144	31
Metoprolol Succinate	Metoprolol Succinate	144	33
Famotidine	Famotidine	142	24
Spironolactone	Spironolactone	131	28
Meloxicam	Meloxicam	126	37
Paroxetine Hcl	Paroxetine Hcl	126	17
Methylprednisolone	Methylprednisolone	117	98
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	112	90
Rosuvastatin Calcium	Rosuvastatin Calcium	104	26
Fluticasone Propionate	Fluticasone Propionate	101	26
Losartan Potassium	Losartan Potassium	101	36
Eliquis	Apixaban	98	26
Donepezil Hcl	Donepezil Hcl	95	14
Lactulose	Lactulose	94	34
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	94	15
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	91	35
Albuterol Sulfate Hfa	Albuterol Sulfate	87	30
Buspirone Hcl	Buspirone Hcl	87	21
Ciprofloxacin Hcl	Ciprofloxacin Hcl	87	70
Tamsulosin Hcl	Tamsulosin Hcl	87	24
Diclofenac Sodium	Diclofenac Sodium	86	21
Pravastatin Sodium	Pravastatin Sodium	85	28
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	84	21
Allopurinol	Allopurinol	81	23
Azithromycin	Azithromycin	76	72
Zolpidem Tartrate	Zolpidem Tartrate	76	19
Fentanyl	Fentanyl	75	15
Clopidogrel	Clopidogrel Bisulfate	72	15
Levetiracetam	Levetiracetam	70	13
Escitalopram Oxalate	Escitalopram Oxalate	69	19
Metoprolol Tartrate	Metoprolol Tartrate	68	14
Mirtazapine	Mirtazapine	68	13
Ozempic	Semaglutide	68	suppressed
Ondansetron Hcl	Ondansetron Hcl	67	40
Sertraline Hcl	Sertraline Hcl	62	15
Prednisone	Prednisone	61	55
Tramadol Hcl	Tramadol Hcl	60	16
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	59	13
Memantine Hcl	Memantine Hcl	59	11
Xarelto	Rivaroxaban	59	suppressed
Hydrochlorothiazide	Hydrochlorothiazide	56	24
Simvastatin	Simvastatin	53	11
Clonidine Hcl	Clonidine Hcl	52	13
Fluconazole	Fluconazole	51	26
Isosorbide Mononitrate Er	Isosorbide Mononitrate	51	11
Fluoxetine Hcl	Fluoxetine Hcl	50	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	50	12
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	48	26
Finasteride	Finasteride	48	11
Alprazolam	Alprazolam	47	13
Glipizide	Glipizide	47	15
Jardiance	Empagliflozin	45	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	45	29
Benazepril Hcl	Benazepril Hcl	42	suppressed
Hydralazine Hcl	Hydralazine Hcl	42	suppressed
Ropinirole Hcl	Ropinirole Hcl	41	suppressed
Citalopram Hbr	Citalopram Hydrobromide	39	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	39	14
Nystatin	Nystatin	39	22
Duloxetine Hcl	Duloxetine Hcl	38	13
Entresto	Sacubitril/Valsartan	38	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	38	suppressed
Cephalexin	Cephalexin	37	34
Pregabalin	Pregabalin	37	suppressed
Sucralfate	Sucralfate	35	12
Pioglitazone Hcl	Pioglitazone Hcl	34	suppressed
Clonidine	Clonidine	33	suppressed
Latanoprost	Latanoprost	33	suppressed
Lidocaine Hcl Viscous	Lidocaine Hcl	33	suppressed
Meclizine Hcl	Meclizine Hcl	33	14
Aripiprazole	Aripiprazole	32	suppressed
Atenolol	Atenolol	32	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	32	13
Baclofen	Baclofen	31	suppressed
Clonazepam	Clonazepam	31	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	31	11
Loperamide	Loperamide Hcl	29	15
Montelukast Sodium	Montelukast Sodium	29	13
Promethazine Hcl	Promethazine Hcl	29	11
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	29	26
Novolin R	Insulin Regular, Human	28	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	28	suppressed
Humulin R	Insulin Regular, Human	27	suppressed
Labetalol Hcl	Labetalol Hcl	27	suppressed
Myrbetriq	Mirabegron	27	suppressed
Risperidone	Risperidone	27	suppressed
Clomipramine Hcl	Clomipramine Hcl	25	suppressed
Valsartan	Valsartan	25	suppressed
Cyclosporine	Cyclosporine	24	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	23	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	23	suppressed
Eszopiclone	Eszopiclone	23	suppressed
Ibuprofen	Ibuprofen	23	suppressed
Rivastigmine	Rivastigmine Tartrate	23	suppressed
Warfarin Sodium	Warfarin Sodium	23	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	22	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	21	suppressed
Diazepam	Diazepam	21	suppressed
Calcitonin-Salmon	Calcitonin,salmon,synthetic	20	suppressed
Farxiga	Dapagliflozin Propanediol	20	suppressed
Ketorolac Tromethamine	Ketorolac Tromethamine	20	12
Linzess	Linaclotide	20	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	19	suppressed
Torsemide	Torsemide	19	suppressed
Bupropion Xl	Bupropion Hcl	18	suppressed
Lorazepam	Lorazepam	18	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	18	suppressed
Ventolin Hfa	Albuterol Sulfate	18	suppressed
Amiodarone Hcl	Amiodarone Hcl	17	suppressed
Azelastine Hcl	Azelastine Hcl	17	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	17	suppressed
Hydrocortisone	Hydrocortisone	17	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	17	suppressed
Memantine Hcl Er	Memantine Hcl	17	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	17	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	17	suppressed
Verapamil Hcl	Verapamil Hcl	17	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	17	suppressed
Divalproex Sodium	Divalproex Sodium	16	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	16	suppressed
Mupirocin	Mupirocin	16	suppressed
Primidone	Primidone	16	suppressed
Ondansetron Hcl	Ondansetron Hcl/Pf	15	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	15	suppressed
Calcitriol	Calcitriol	14	suppressed
Humalog	Insulin Lispro	14	suppressed
Nebivolol Hcl	Nebivolol Hcl	14	suppressed
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	14	11
Amlodipine-Valsartan	Amlodipine Besylate/Valsartan	13	suppressed
Ceftriaxone	Ceftriaxone Sodium	13	11
Cholestyramine Light	Cholestyramine	13	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	13	12
Gentamicin Sulfate	Gentamicin Sulfate	13	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	13	suppressed
Lacosamide	Lacosamide	13	suppressed
Mometasone Furoate	Mometasone Furoate	13	suppressed
Morphine Sulfate	Morphine Sulfate	13	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	13	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	13	suppressed
Amlodipine-Atorvastatin	Amlodipine/Atorvastatin	12	suppressed
Benztropine Mesylate	Benztropine Mesylate	12	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Fluorometholone	Fluorometholone	12	suppressed
Lubiprostone	Lubiprostone	12	suppressed
Ondansetron Odt	Ondansetron	12	suppressed
Prazosin Hcl	Prazosin Hcl	12	suppressed
Topiramate	Topiramate	12	suppressed
Combigan	Brimonidine Tartrate/Timolol	11	suppressed
Cyproheptadine Hcl	Cyproheptadine Hcl	11	suppressed
Digoxin	Digoxin	11	suppressed
Dilantin	Phenytoin Sodium Extended	11	suppressed
Diltiazem Hcl	Diltiazem Hcl	11	suppressed
Enalapril Maleate	Enalapril Maleate	11	suppressed
Januvia	Sitagliptin Phosphate	11	suppressed
Lidocaine Hcl	Lidocaine Hcl	11	suppressed
Liothyronine Sodium	Liothyronine Sodium	11	suppressed
Medroxyprogesterone Acetate	Medroxyprogesterone Acetate	11	suppressed
Nifedipine Er	Nifedipine	11	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	11	suppressed
Telmisartan	Telmisartan	11	suppressed
Ziprasidone Mesylate	Ziprasidone Mesylate	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