Healthcare provider profile · identity verified

Daniel J. Kramer, M.D.

Internal Medicine · SAINT CHARLES, MO · NPI 1275594046

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	1279	364
Amlodipine Besylate	Amlodipine Besylate	842	233
Levothyroxine Sodium	Levothyroxine Sodium	820	210
Alprazolam	Alprazolam	668	194
Omeprazole	Omeprazole	583	153
Lisinopril	Lisinopril	573	153
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	562	136
Losartan Potassium	Losartan Potassium	439	126
Tramadol Hcl	Tramadol Hcl	435	109
Pantoprazole Sodium	Pantoprazole Sodium	428	112
Simvastatin	Simvastatin	391	99
Meloxicam	Meloxicam	355	116
Metoprolol Succinate	Metoprolol Succinate	335	95
Hydrochlorothiazide	Hydrochlorothiazide	303	96
Sertraline Hcl	Sertraline Hcl	302	74
Rosuvastatin Calcium	Rosuvastatin Calcium	294	106
Furosemide	Furosemide	282	90
Gabapentin	Gabapentin	280	105
Alendronate Sodium	Alendronate Sodium	278	70
Metformin Hcl	Metformin Hcl	278	88
Tamsulosin Hcl	Tamsulosin Hcl	272	74
Albuterol Sulfate Hfa	Albuterol Sulfate	255	87
Trazodone Hcl	Trazodone Hcl	254	69
Pravastatin Sodium	Pravastatin Sodium	245	59
Escitalopram Oxalate	Escitalopram Oxalate	243	71
Zolpidem Tartrate	Zolpidem Tartrate	241	56
Montelukast Sodium	Montelukast Sodium	240	55
Glimepiride	Glimepiride	238	74
Eliquis	Apixaban	214	64
Fluticasone Propionate	Fluticasone Propionate	213	75
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	210	65
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	210	38
Clopidogrel	Clopidogrel Bisulfate	194	59
Lorazepam	Lorazepam	188	49
Metoprolol Tartrate	Metoprolol Tartrate	170	51
Allopurinol	Allopurinol	162	50
Duloxetine Hcl	Duloxetine Hcl	161	42
Potassium Chloride	Potassium Chloride	160	40
Atenolol	Atenolol	159	46
Ozempic	Semaglutide	151	28
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	145	44
Carvedilol	Carvedilol	143	36
Tizanidine Hcl	Tizanidine Hcl	137	40
Famotidine	Famotidine	132	29
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	126	28
Mounjaro	Tirzepatide	121	22
Citalopram Hbr	Citalopram Hydrobromide	118	33
Warfarin Sodium	Warfarin Sodium	116	24
Jardiance	Empagliflozin	114	37
Metformin Hcl Er	Metformin Hcl	113	35
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	113	36
Finasteride	Finasteride	111	23
Hydroxyzine Hcl	Hydroxyzine Hcl	107	21
Bupropion Xl	Bupropion Hcl	101	30
Spironolactone	Spironolactone	100	32
Doxycycline Hyclate	Doxycycline Hyclate	90	72
Mirtazapine	Mirtazapine	87	18
Lovastatin	Lovastatin	86	19
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	84	84
Esomeprazole Magnesium	Esomeprazole Magnesium	80	18
Pregabalin	Pregabalin	79	25
Venlafaxine Hcl Er	Venlafaxine Hcl	79	18
Buspirone Hcl	Buspirone Hcl	77	22
Donepezil Hcl	Donepezil Hcl	77	22
Methylprednisolone	Methylprednisolone	75	69
Diazepam	Diazepam	71	31
Fluoxetine Hcl	Fluoxetine Hcl	71	25
Nystatin	Nystatin	70	24
Triamcinolone Acetonide	Triamcinolone Acetonide	70	41
Dicyclomine Hcl	Dicyclomine Hcl	69	14
Clonazepam	Clonazepam	67	12
Carbidopa-Levodopa	Carbidopa/Levodopa	66	13
Hydralazine Hcl	Hydralazine Hcl	64	19
Arexvy	Rsvpref3 Antigen/As01e/Pf	63	62
Oxybutynin Chloride Er	Oxybutynin Chloride	62	12
Temazepam	Temazepam	60	16
Aripiprazole	Aripiprazole	58	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	58	21
Synthroid	Levothyroxine Sodium	58	16
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	57	12
Valacyclovir	Valacyclovir Hcl	57	29
Celecoxib	Celecoxib	56	18
Doxazosin Mesylate	Doxazosin Mesylate	55	15
Prednisone	Prednisone	55	40
Ropinirole Hcl	Ropinirole Hcl	53	14
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	52	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	51	14
Isosorbide Mononitrate Er	Isosorbide Mononitrate	51	16
Acetaminophen-Codeine	Acetaminophen With Codeine	50	suppressed
Xarelto	Rivaroxaban	50	suppressed
Amoxicillin	Amoxicillin	49	36
Ipratropium Bromide	Ipratropium Bromide	49	suppressed
Meclizine Hcl	Meclizine Hcl	49	19
Ezetimibe	Ezetimibe	48	14
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	48	40
Januvia	Sitagliptin Phosphate	47	11
Clonidine Hcl	Clonidine Hcl	46	11
Paroxetine Hcl	Paroxetine Hcl	45	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	45	suppressed
Fluconazole	Fluconazole	44	27
Levetiracetam	Levetiracetam	43	suppressed
Midodrine Hcl	Midodrine Hcl	42	11
Nortriptyline Hcl	Nortriptyline Hcl	42	13
Chlorthalidone	Chlorthalidone	41	11
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	41	12
Zolpidem Tartrate Er	Zolpidem Tartrate	41	suppressed
Irbesartan	Irbesartan	38	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	38	11
Linzess	Linaclotide	37	11
Ondansetron Hcl	Ondansetron Hcl	37	20
Testosterone Cypionate	Testosterone Cypionate	37	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	36	34
Fenofibrate	Fenofibrate Nanocrystallized	35	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	34	34
Baclofen	Baclofen	33	suppressed
Morphine Sulfate Er	Morphine Sulfate	33	suppressed
Azelastine Hcl	Azelastine Hcl	32	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	32	suppressed
Verapamil Er	Verapamil Hcl	31	suppressed
Azithromycin	Azithromycin	30	29
Chlorhexidine Gluconate	Chlorhexidine Gluconate	30	suppressed
Memantine Hcl	Memantine Hcl	30	suppressed
Solifenacin Succinate	Solifenacin Succinate	30	suppressed
Eszopiclone	Eszopiclone	29	suppressed
Fentanyl	Fentanyl	29	suppressed
Mupirocin	Mupirocin	29	16
Olanzapine	Olanzapine	29	suppressed
Ondansetron Odt	Ondansetron	29	suppressed
Torsemide	Torsemide	29	15
Gemfibrozil	Gemfibrozil	28	suppressed
Nebivolol Hcl	Nebivolol Hcl	28	suppressed
Carisoprodol	Carisoprodol	27	suppressed
Glipizide	Glipizide	27	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	25	suppressed
Ketoconazole	Ketoconazole	25	12
Balsalazide Disodium	Balsalazide Disodium	24	suppressed
Carbamazepine Er	Carbamazepine	24	suppressed
Oxycodone Hcl	Oxycodone Hcl	24	suppressed
Ventolin Hfa	Albuterol Sulfate	24	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	23	suppressed
Cyanocobalamin Injection	Cyanocobalamin (Vitamin B-12)	22	suppressed
Enalapril Maleate	Enalapril Maleate	22	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	22	17
Benazepril Hcl	Benazepril Hcl	21	suppressed
Benztropine Mesylate	Benztropine Mesylate	21	suppressed
Bethanechol Chloride	Bethanechol Chloride	21	suppressed
Estradiol	Estradiol	21	suppressed
Ibuprofen	Ibuprofen	21	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	21	suppressed
Lansoprazole	Lansoprazole	21	suppressed
Myrbetriq	Mirabegron	21	suppressed
Primidone	Primidone	21	suppressed
Propranolol Hcl	Propranolol Hcl	21	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	20	18
Terazosin Hcl	Terazosin Hcl	20	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	20	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	20	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	19	suppressed
Budesonide	Budesonide	19	suppressed
Carbamazepine	Carbamazepine	19	suppressed
Farxiga	Dapagliflozin Propanediol	19	suppressed
Lamotrigine	Lamotrigine	19	suppressed
Lidocaine	Lidocaine	19	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	19	suppressed
Amiodarone Hcl	Amiodarone Hcl	18	suppressed
Breo Ellipta	Fluticasone/Vilanterol	18	suppressed
Glipizide Er	Glipizide	18	suppressed
Humalog Kwikpen U-100	Insulin Lispro	18	suppressed
Lactulose	Lactulose	18	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	18	suppressed
Valsartan	Valsartan	18	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	17	suppressed
Diclofenac Sodium	Diclofenac Sodium	17	suppressed
Fenofibrate	Fenofibrate	17	suppressed
Methocarbamol	Methocarbamol	17	suppressed
Raloxifene Hcl	Raloxifene Hcl	17	suppressed
Rybelsus	Semaglutide	17	suppressed
Tadalafil	Tadalafil	17	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	17	suppressed
Bupropion Hcl	Bupropion Hcl	16	suppressed
Cefdinir	Cefdinir	15	12
Colchicine	Colchicine	15	suppressed
Naproxen	Naproxen	15	suppressed
Rizatriptan	Rizatriptan Benzoate	15	suppressed
Sucralfate	Sucralfate	15	suppressed
Tramadol Hcl Er	Tramadol Hcl	15	suppressed
Cilostazol	Cilostazol	14	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	14	suppressed
Nitroglycerin	Nitroglycerin	14	11
Pilocarpine Hcl	Pilocarpine Hcl	14	suppressed
Risperidone	Risperidone	14	suppressed
Acyclovir	Acyclovir	13	suppressed
Clobetasol Propionate	Clobetasol Propionate	13	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	13	suppressed
Folic Acid	Folic Acid	13	suppressed
Levofloxacin	Levofloxacin	13	11
Metolazone	Metolazone	13	suppressed
Telmisartan	Telmisartan	13	suppressed
Tolterodine Tartrate	Tolterodine Tartrate	13	suppressed
Vascepa	Icosapent Ethyl	13	suppressed
Albuterol Sulfate	Albuterol Sulfate	12	suppressed
Ammonium Lactate	Ammonium Lactate	12	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	12	suppressed
Asa-Butalb-Caffeine-Codeine	Codeine/Butalbital/Asa/Caffein	12	suppressed
Bupropion Hcl Sr	Bupropion Hcl	12	suppressed
Fesoterodine Fumarate Er	Fesoterodine Fumarate	12	suppressed
Klor-Con M20	Potassium Chloride	12	suppressed
Prochlorperazine Maleate	Prochlorperazine Maleate	12	suppressed
Telmisartan-Hydrochlorothiazid	Telmisartan/Hydrochlorothiazid	12	suppressed
Xtampza Er	Oxycodone Myristate	12	suppressed
Atomoxetine Hcl	Atomoxetine Hcl	11	suppressed
Donepezil Hcl Odt	Donepezil Hcl	11	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	11	suppressed
Propranolol Hcl Er	Propranolol Hcl	11	suppressed
Symbicort	Budesonide/Formoterol Fumarate	11	suppressed
Vilazodone Hcl	Vilazodone Hcl	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