Healthcare provider profile · identity verified

Matthew Mcclanahan, M.D.

Internal Medicine · COVINGTON, LA · NPI 1609175579

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	1084	121
Levothyroxine Sodium	Levothyroxine Sodium	939	98
Pantoprazole Sodium	Pantoprazole Sodium	926	112
Escitalopram Oxalate	Escitalopram Oxalate	753	85
Eliquis	Apixaban	747	63
Mirtazapine	Mirtazapine	689	75
Gabapentin	Gabapentin	667	89
Amlodipine Besylate	Amlodipine Besylate	653	78
Metoprolol Succinate	Metoprolol Succinate	556	66
Clopidogrel	Clopidogrel Bisulfate	503	67
Furosemide	Furosemide	498	95
Losartan Potassium	Losartan Potassium	458	57
Potassium Chloride	Potassium Chloride	423	58
Tamsulosin Hcl	Tamsulosin Hcl	409	63
Donepezil Hcl	Donepezil Hcl	399	48
Memantine Hcl	Memantine Hcl	389	37
Metoprolol Tartrate	Metoprolol Tartrate	328	40
Quetiapine Fumarate	Quetiapine Fumarate	315	35
Trazodone Hcl	Trazodone Hcl	312	38
Carvedilol	Carvedilol	295	36
Duloxetine Hcl	Duloxetine Hcl	289	21
Sucralfate	Sucralfate	288	31
Famotidine	Famotidine	272	38
Metformin Hcl	Metformin Hcl	269	29
Fluoxetine Hcl	Fluoxetine Hcl	262	35
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	239	51
Lisinopril	Lisinopril	231	33
Myrbetriq	Mirabegron	228	17
Xarelto	Rivaroxaban	226	17
Divalproex Sodium	Divalproex Sodium	219	35
Sertraline Hcl	Sertraline Hcl	208	32
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	203	53
Fluticasone Propionate	Fluticasone Propionate	200	71
Rosuvastatin Calcium	Rosuvastatin Calcium	189	22
Baclofen	Baclofen	187	34
Buspirone Hcl	Buspirone Hcl	187	24
Levetiracetam	Levetiracetam	180	27
Jardiance	Empagliflozin	173	15
Spironolactone	Spironolactone	148	21
Tramadol Hcl	Tramadol Hcl	146	41
Omeprazole	Omeprazole	142	24
Novolog Flexpen	Insulin Aspart	133	32
Simvastatin	Simvastatin	130	16
Pravastatin Sodium	Pravastatin Sodium	129	17
Aripiprazole	Aripiprazole	128	17
Allopurinol	Allopurinol	127	18
Bumetanide	Bumetanide	126	16
Hydralazine Hcl	Hydralazine Hcl	119	21
Amitriptyline Hcl	Amitriptyline Hcl	118	14
Lorazepam	Lorazepam	118	26
Carbidopa-Levodopa	Carbidopa/Levodopa	112	13
Montelukast Sodium	Montelukast Sodium	111	16
Meloxicam	Meloxicam	106	13
Prednisone	Prednisone	98	27
Oxybutynin Chloride Er	Oxybutynin Chloride	96	suppressed
Hydrochlorothiazide	Hydrochlorothiazide	94	13
Oxybutynin Chloride	Oxybutynin Chloride	94	11
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	92	22
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	91	16
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	90	suppressed
Alprazolam	Alprazolam	89	20
Finasteride	Finasteride	88	suppressed
Topiramate	Topiramate	87	suppressed
Humalog Kwikpen U-100	Insulin Lispro	85	13
Hydroxyzine Hcl	Hydroxyzine Hcl	85	11
Lidocaine Hcl	Lidocaine Hcl	85	57
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	84	42
Amiodarone Hcl	Amiodarone Hcl	82	17
Citalopram Hbr	Citalopram Hydrobromide	81	suppressed
Januvia	Sitagliptin Phosphate	80	suppressed
Albuterol Sulfate Hfa	Albuterol Sulfate	78	42
Ondansetron Hcl	Ondansetron Hcl	78	43
Valsartan	Valsartan	73	suppressed
Bupropion Hcl Sr	Bupropion Hcl	71	11
Isosorbide Mononitrate Er	Isosorbide Mononitrate	71	13
Metformin Hcl Er	Metformin Hcl	69	suppressed
Tresiba Flextouch U-100	Insulin Degludec	69	suppressed
Warfarin Sodium	Warfarin Sodium	69	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	68	49
Olanzapine	Olanzapine	67	suppressed
Alendronate Sodium	Alendronate Sodium	65	13
Atenolol	Atenolol	65	11
Clonazepam	Clonazepam	64	20
Ceftriaxone	Ceftriaxone Sodium	63	42
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	62	41
Brilinta	Ticagrelor	61	suppressed
Pregabalin	Pregabalin	61	suppressed
Torsemide	Torsemide	58	suppressed
Methocarbamol	Methocarbamol	57	16
Nystatin	Nystatin	57	29
Valacyclovir	Valacyclovir Hcl	57	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	57	suppressed
Bupropion Xl	Bupropion Hcl	55	suppressed
Ondansetron Odt	Ondansetron	54	32
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	51	suppressed
Trulicity	Dulaglutide	51	15
Dicyclomine Hcl	Dicyclomine Hcl	50	suppressed
Lactulose	Lactulose	50	17
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	50	16
Divalproex Sodium Er	Divalproex Sodium	49	suppressed
Ropinirole Hcl	Ropinirole Hcl	49	suppressed
Farxiga	Dapagliflozin Propanediol	48	suppressed
Gemtesa	Vibegron	48	suppressed
Sotalol	Sotalol Hcl	46	suppressed
Tizanidine Hcl	Tizanidine Hcl	46	14
Glimepiride	Glimepiride	45	suppressed
Latanoprost	Latanoprost	45	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	44	38
Entresto	Sacubitril/Valsartan	44	suppressed
Ibuprofen	Ibuprofen	43	11
Triamcinolone Acetonide	Triamcinolone Acetonide	41	21
Bupropion Hcl	Bupropion Hcl	40	suppressed
Insulin Aspart Flexpen	Insulin Aspart	40	11
Fluconazole	Fluconazole	39	26
Tradjenta	Linagliptin	39	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	38	suppressed
Linzess	Linaclotide	38	suppressed
Midodrine Hcl	Midodrine Hcl	38	11
Paroxetine Hcl	Paroxetine Hcl	38	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	38	suppressed
Levemir Flexpen	Insulin Detemir	37	12
Oseltamivir Phosphate	Oseltamivir Phosphate	37	36
Cefdinir	Cefdinir	36	32
Esomeprazole Magnesium	Esomeprazole Magnesium	36	suppressed
Fentanyl	Fentanyl	35	suppressed
Lamotrigine	Lamotrigine	35	suppressed
Mupirocin	Mupirocin	35	25
Sulfasalazine	Sulfasalazine	35	suppressed
Cephalexin	Cephalexin	34	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	34	29
Hydrocortisone	Hydrocortisone	34	suppressed
Ezetimibe	Ezetimibe	33	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	33	suppressed
Ketoconazole	Ketoconazole	32	13
Olmesartan Medoxomil	Olmesartan Medoxomil	32	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	31	suppressed
Oxcarbazepine	Oxcarbazepine	31	suppressed
Ramipril	Ramipril	31	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	30	suppressed
Fenofibrate	Fenofibrate	30	suppressed
Risperidone	Risperidone	30	suppressed
Sevelamer Carbonate	Sevelamer Carbonate	30	suppressed
Temazepam	Temazepam	30	suppressed
Anastrozole	Anastrozole	29	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	29	12
Levofloxacin	Levofloxacin	29	17
Megestrol Acetate	Megestrol Acetate	29	suppressed
Nifedipine Er	Nifedipine	29	suppressed
Solifenacin Succinate	Solifenacin Succinate	29	suppressed
Clonidine Hcl	Clonidine Hcl	28	14
Lacosamide	Lacosamide	28	suppressed
Timolol Maleate	Timolol Maleate	28	suppressed
Azithromycin	Azithromycin	27	23
Lithium Carbonate	Lithium Carbonate	27	suppressed
Oxycodone Hcl	Oxycodone Hcl	27	11
Amlodipine-Valsartan	Amlodipine Besylate/Valsartan	26	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	26	suppressed
Enalapril Maleate	Enalapril Maleate	25	suppressed
Namzaric	Memantine Hcl/Donepezil Hcl	25	suppressed
Nuedexta	Dextromethorphan Hbr/Quinidine	25	suppressed
Prasugrel Hcl	Prasugrel Hcl	25	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	24	suppressed
Cinacalcet Hcl	Cinacalcet Hcl	24	suppressed
Clotrimazole	Clotrimazole	24	suppressed
Digoxin	Digoxin	24	suppressed
Zonisamide	Zonisamide	24	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	23	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	23	suppressed
Sildenafil Citrate	Sildenafil Citrate	23	suppressed
Sodium Chloride	0.9 % Sodium Chloride	23	17
Lidocaine	Lidocaine	22	suppressed
Relistor	Methylnaltrexone Bromide	22	suppressed
Spiriva Handihaler	Tiotropium Bromide	22	suppressed
Breo Ellipta	Fluticasone/Vilanterol	21	suppressed
Diazepam	Diazepam	21	suppressed
Guanfacine Hcl	Guanfacine Hcl	21	suppressed
Morphine Sulfate Er	Morphine Sulfate	21	suppressed
Raloxifene Hcl	Raloxifene Hcl	21	suppressed
Haloperidol	Haloperidol	20	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	20	suppressed
Liothyronine Sodium	Liothyronine Sodium	20	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	20	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	19	suppressed
Lumigan	Bimatoprost	19	suppressed
Meclizine Hcl	Meclizine Hcl	19	suppressed
Nitroglycerin	Nitroglycerin	19	19
Colchicine	Colchicine	18	suppressed
Effer-K	Potassium Bicarbonate/Cit Ac	18	suppressed
Fluticasone-Vilanterol	Fluticasone/Vilanterol	18	suppressed
Ozempic	Semaglutide	18	suppressed
Budesonide	Budesonide	17	suppressed
Combigan	Brimonidine Tartrate/Timolol	17	suppressed
Diltiazem 12hr Er	Diltiazem Hcl	17	suppressed
Dofetilide	Dofetilide	17	suppressed
Folic Acid	Folic Acid	17	suppressed
Ursodiol	Ursodiol	17	suppressed
Alphagan P	Brimonidine Tartrate	16	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	16	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	16	suppressed
Clindamycin Hcl	Clindamycin Hcl	16	11
Flecainide Acetate	Flecainide Acetate	16	suppressed
Novolin R Flexpen	Insulin Regular, Human	16	suppressed
Propranolol Hcl	Propranolol Hcl	16	suppressed
Rabeprazole Sodium	Rabeprazole Sodium	16	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	16	suppressed
Ventolin Hfa	Albuterol Sulfate	16	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	16	suppressed
Albuterol Sulfate	Albuterol Sulfate	15	suppressed
Briviact	Brivaracetam	15	suppressed
Ranolazine Er	Ranolazine	15	suppressed
Amantadine	Amantadine Hcl	14	suppressed
Ertapenem	Ertapenem Sodium	14	suppressed
Incruse Ellipta	Umeclidinium Bromide	14	suppressed
Rivastigmine	Rivastigmine Tartrate	14	suppressed
Acyclovir	Acyclovir	13	suppressed
Amoxicillin	Amoxicillin	13	13
Azelastine Hcl	Azelastine Hcl	13	suppressed
Bicalutamide	Bicalutamide	13	suppressed
Cefuroxime	Cefuroxime Axetil	13	13
Combivent Respimat	Ipratropium/Albuterol Sulfate	13	suppressed
Metolazone	Metolazone	13	suppressed
Pyridostigmine Bromide	Pyridostigmine Bromide	13	suppressed
Calcitriol	Calcitriol	12	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	12	suppressed
Dorzolamide Hcl	Dorzolamide Hcl	12	suppressed
Fenofibrate	Fenofibrate,micronized	12	suppressed
Glycopyrrolate	Glycopyrrolate	12	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	12	suppressed
Spiriva Respimat	Tiotropium Bromide	12	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	11	suppressed
Dabigatran Etexilate	Dabigatran Etexilate Mesylate	11	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	11	suppressed
Estradiol	Estradiol	11	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	11	suppressed
Rivastigmine	Rivastigmine	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