Healthcare provider profile · identity verified

Keith Wickenhauser, MD

Internal Medicine · SAINT CHARLES, MO · NPI 1184042855

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	1295	343
Amlodipine Besylate	Amlodipine Besylate	853	225
Rosuvastatin Calcium	Rosuvastatin Calcium	852	225
Lisinopril	Lisinopril	840	226
Levothyroxine Sodium	Levothyroxine Sodium	719	163
Pantoprazole Sodium	Pantoprazole Sodium	640	165
Metoprolol Succinate	Metoprolol Succinate	519	143
Losartan Potassium	Losartan Potassium	440	117
Eliquis	Apixaban	437	85
Simvastatin	Simvastatin	432	114
Gabapentin	Gabapentin	423	118
Hydrochlorothiazide	Hydrochlorothiazide	372	98
Metformin Hcl	Metformin Hcl	369	97
Trazodone Hcl	Trazodone Hcl	358	86
Metoprolol Tartrate	Metoprolol Tartrate	356	97
Sertraline Hcl	Sertraline Hcl	351	76
Furosemide	Furosemide	349	94
Tamsulosin Hcl	Tamsulosin Hcl	346	100
Omeprazole	Omeprazole	317	94
Escitalopram Oxalate	Escitalopram Oxalate	260	66
Metformin Hcl Er	Metformin Hcl	256	73
Finasteride	Finasteride	254	59
Duloxetine Hcl	Duloxetine Hcl	249	55
Potassium Chloride	Potassium Chloride	243	60
Glimepiride	Glimepiride	225	59
Alprazolam	Alprazolam	224	58
Allopurinol	Allopurinol	221	49
Zolpidem Tartrate	Zolpidem Tartrate	221	31
Pravastatin Sodium	Pravastatin Sodium	213	51
Tramadol Hcl	Tramadol Hcl	213	57
Meloxicam	Meloxicam	203	57
Jardiance	Empagliflozin	197	46
Carvedilol	Carvedilol	192	47
Clopidogrel	Clopidogrel Bisulfate	183	48
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	181	51
Montelukast Sodium	Montelukast Sodium	171	44
Hydralazine Hcl	Hydralazine Hcl	156	38
Ozempic	Semaglutide	156	39
Tizanidine Hcl	Tizanidine Hcl	152	47
Arexvy	Rsvpref3 Antigen/As01e/Pf	147	145
Prednisone	Prednisone	146	97
Albuterol Sulfate Hfa	Albuterol Sulfate	141	68
Citalopram Hbr	Citalopram Hydrobromide	126	31
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	122	27
Buspirone Hcl	Buspirone Hcl	115	26
Fluticasone Propionate	Fluticasone Propionate	111	38
Memantine Hcl	Memantine Hcl	106	24
Ezetimibe	Ezetimibe	105	25
Ropinirole Hcl	Ropinirole Hcl	105	26
Famotidine	Famotidine	104	28
Fenofibrate	Fenofibrate	103	30
Januvia	Sitagliptin Phosphate	103	20
Bupropion Xl	Bupropion Hcl	102	23
Lorazepam	Lorazepam	102	16
Doxycycline Hyclate	Doxycycline Hyclate	101	82
Pregabalin	Pregabalin	100	24
Vitamin D2	Ergocalciferol (Vitamin D2)	100	27
Donepezil Hcl	Donepezil Hcl	98	23
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	96	18
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	93	30
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	92	20
Mirtazapine	Mirtazapine	88	18
Irbesartan	Irbesartan	85	25
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	85	59
Fluoxetine Hcl	Fluoxetine Hcl	83	23
Spironolactone	Spironolactone	83	28
Azithromycin	Azithromycin	81	73
Venlafaxine Hcl Er	Venlafaxine Hcl	80	21
Myrbetriq	Mirabegron	79	17
Celecoxib	Celecoxib	77	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	76	23
Synthroid	Levothyroxine Sodium	75	16
Paroxetine Hcl	Paroxetine Hcl	74	14
Atenolol	Atenolol	73	20
Triamcinolone Acetonide	Triamcinolone Acetonide	72	41
Ciprofloxacin Hcl	Ciprofloxacin Hcl	71	59
Pioglitazone Hcl	Pioglitazone Hcl	69	19
Mounjaro	Tirzepatide	68	11
Alendronate Sodium	Alendronate Sodium	67	23
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	67	21
Chlorthalidone	Chlorthalidone	66	20
Olmesartan Medoxomil	Olmesartan Medoxomil	65	17
Ramipril	Ramipril	61	14
Torsemide	Torsemide	59	14
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	58	19
Hydroxyzine Hcl	Hydroxyzine Hcl	56	13
Terazosin Hcl	Terazosin Hcl	56	14
Warfarin Sodium	Warfarin Sodium	56	18
Amitriptyline Hcl	Amitriptyline Hcl	54	15
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	52	15
Isosorbide Mononitrate Er	Isosorbide Mononitrate	51	12
Alfuzosin Hcl Er	Alfuzosin Hcl	50	suppressed
Benazepril Hcl	Benazepril Hcl	50	12
Paxlovid	Nirmatrelvir/Ritonavir	50	50
Quetiapine Fumarate	Quetiapine Fumarate	50	13
Cephalexin	Cephalexin	47	34
Nortriptyline Hcl	Nortriptyline Hcl	46	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	45	43
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	45	12
Lovastatin	Lovastatin	45	12
Ondansetron Odt	Ondansetron	45	28
Oxybutynin Chloride Er	Oxybutynin Chloride	44	14
Fenofibrate	Fenofibrate Nanocrystallized	43	suppressed
Ipratropium Bromide	Ipratropium Bromide	42	13
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	42	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	40	11
Meclizine Hcl	Meclizine Hcl	40	22
Midodrine Hcl	Midodrine Hcl	40	12
Telmisartan	Telmisartan	40	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	39	suppressed
Valacyclovir	Valacyclovir Hcl	39	24
Amoxicillin	Amoxicillin	37	25
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	37	11
Topiramate	Topiramate	37	11
Xarelto	Rivaroxaban	37	suppressed
Hydrocortisone	Hydrocortisone	36	24
Methylprednisolone	Methylprednisolone	36	35
Nebivolol Hcl	Nebivolol Hcl	36	suppressed
Telmisartan-Hydrochlorothiazid	Telmisartan/Hydrochlorothiazid	35	11
Cefdinir	Cefdinir	34	28
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	34	suppressed
Trulicity	Dulaglutide	34	suppressed
Breo Ellipta	Fluticasone/Vilanterol	33	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	33	suppressed
Verapamil Er	Verapamil Hcl	32	11
Clonazepam	Clonazepam	31	suppressed
Farxiga	Dapagliflozin Propanediol	31	suppressed
Levofloxacin	Levofloxacin	31	26
Mupirocin	Mupirocin	31	28
Temazepam	Temazepam	31	suppressed
Nitroglycerin	Nitroglycerin	30	15
Oxycodone Hcl	Oxycodone Hcl	30	17
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	29	suppressed
Bupropion Hcl Sr	Bupropion Hcl	28	suppressed
Clonidine Hcl	Clonidine Hcl	28	suppressed
Enalapril Maleate	Enalapril Maleate	28	suppressed
Valsartan	Valsartan	28	suppressed
Raloxifene Hcl	Raloxifene Hcl	27	suppressed
Rexulti	Brexpiprazole	27	suppressed
Rybelsus	Semaglutide	27	suppressed
Folic Acid	Folic Acid	26	suppressed
Levetiracetam	Levetiracetam	26	suppressed
Nateglinide	Nateglinide	26	suppressed
Ondansetron Hcl	Ondansetron Hcl	26	11
Ventolin Hfa	Albuterol Sulfate	26	suppressed
Ketoconazole	Ketoconazole	25	13
Methotrexate	Methotrexate Sodium	25	suppressed
Glipizide	Glipizide	24	suppressed
Nystatin	Nystatin	24	14
Propranolol Hcl	Propranolol Hcl	24	suppressed
Fluconazole	Fluconazole	23	14
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	23	suppressed
Primidone	Primidone	23	suppressed
Amiodarone Hcl	Amiodarone Hcl	22	suppressed
Diclofenac Sodium	Diclofenac Sodium	22	suppressed
Latanoprost	Latanoprost	22	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	21	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	21	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	21	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	21	suppressed
Azelastine Hcl	Azelastine Hcl	20	11
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	20	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	20	suppressed
Klor-Con M20	Potassium Chloride	20	suppressed
Sucralfate	Sucralfate	20	suppressed
Baclofen	Baclofen	19	suppressed
Digoxin	Digoxin	19	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	19	suppressed
Brilinta	Ticagrelor	18	suppressed
Bumetanide	Bumetanide	18	suppressed
Indapamide	Indapamide	18	suppressed
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	17	17
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	17	suppressed
Gemtesa	Vibegron	17	suppressed
Nurtec Odt	Rimegepant Sulfate	17	suppressed
Aripiprazole	Aripiprazole	16	suppressed
Diazepam	Diazepam	16	suppressed
Amiloride Hcl	Amiloride Hcl	15	suppressed
Carbidopa	Carbidopa	15	suppressed
Dayvigo	Lemborexant	15	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	15	suppressed
Entresto	Sacubitril/Valsartan	15	suppressed
Nabumetone	Nabumetone	14	suppressed
Symbicort	Budesonide/Formoterol Fumarate	14	suppressed
Tresiba Flextouch U-200	Insulin Degludec	14	suppressed
Verapamil Hcl	Verapamil Hcl	14	suppressed
Colchicine	Colchicine	13	suppressed
Morphine Sulfate Er	Morphine Sulfate	13	suppressed
Nifedipine Er	Nifedipine	13	suppressed
Carvedilol Er	Carvedilol Phosphate	12	suppressed
Eszopiclone	Eszopiclone	12	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	12	suppressed
Minocycline Hcl	Minocycline Hcl	12	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	12	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	11	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	11	suppressed
Estradiol	Estradiol	11	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	11	suppressed
Fosinopril Sodium	Fosinopril Sodium	11	suppressed
Ibandronate Sodium	Ibandronate Sodium	11	suppressed
Livalo	Pitavastatin Calcium	11	suppressed
Solifenacin Succinate	Solifenacin Succinate	11	suppressed
Testosterone	Testosterone	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