Healthcare provider profile · identity verified

John C. Rau, M.D.

Family Practice · GREENWOOD, IN · NPI 1477873289

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	770	203
Amlodipine Besylate	Amlodipine Besylate	302	97
Levothyroxine Sodium	Levothyroxine Sodium	281	72
Rosuvastatin Calcium	Rosuvastatin Calcium	270	84
Losartan Potassium	Losartan Potassium	230	74
Omeprazole	Omeprazole	218	64
Metoprolol Succinate	Metoprolol Succinate	188	56
Tamsulosin Hcl	Tamsulosin Hcl	188	53
Pantoprazole Sodium	Pantoprazole Sodium	187	57
Metformin Hcl Er	Metformin Hcl	167	46
Lisinopril	Lisinopril	160	50
Jardiance	Empagliflozin	155	35
Telmisartan	Telmisartan	155	42
Mounjaro	Tirzepatide	150	28
Gabapentin	Gabapentin	146	39
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	129	37
Sertraline Hcl	Sertraline Hcl	126	37
Ezetimibe	Ezetimibe	120	35
Carvedilol	Carvedilol	118	28
Pravastatin Sodium	Pravastatin Sodium	118	36
Albuterol Sulfate Hfa	Albuterol Sulfate	110	44
Duloxetine Hcl	Duloxetine Hcl	108	26
Finasteride	Finasteride	94	22
Montelukast Sodium	Montelukast Sodium	92	29
Fluoxetine Hcl	Fluoxetine Hcl	90	26
Olmesartan Medoxomil	Olmesartan Medoxomil	81	20
Allopurinol	Allopurinol	80	27
Alendronate Sodium	Alendronate Sodium	78	28
Tramadol Hcl	Tramadol Hcl	77	15
Chlorthalidone	Chlorthalidone	75	21
Hydrochlorothiazide	Hydrochlorothiazide	74	28
Ozempic	Semaglutide	73	20
Spironolactone	Spironolactone	72	18
Fluticasone Propionate	Fluticasone Propionate	68	25
Trazodone Hcl	Trazodone Hcl	68	24
Eliquis	Apixaban	67	16
Escitalopram Oxalate	Escitalopram Oxalate	67	20
Venlafaxine Hcl Er	Venlafaxine Hcl	66	15
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	65	24
Metformin Hcl	Metformin Hcl	65	19
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	58	19
Glipizide Er	Glipizide	56	17
Valsartan	Valsartan	51	15
Bupropion Xl	Bupropion Hcl	50	13
Clonazepam	Clonazepam	50	16
Telmisartan-Hydrochlorothiazid	Telmisartan/Hydrochlorothiazid	49	13
Meloxicam	Meloxicam	48	15
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	44	14
Metoprolol Tartrate	Metoprolol Tartrate	43	12
Oxybutynin Chloride Er	Oxybutynin Chloride	43	suppressed
Clopidogrel	Clopidogrel Bisulfate	40	14
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	40	21
Buspirone Hcl	Buspirone Hcl	38	12
Doxycycline Monohydrate	Doxycycline Monohydrate	37	28
Ipratropium Bromide	Ipratropium Bromide	36	16
Donepezil Hcl	Donepezil Hcl	35	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	34	suppressed
Symbicort	Budesonide/Formoterol Fumarate	34	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	34	suppressed
Lorazepam	Lorazepam	33	suppressed
Ondansetron Odt	Ondansetron	31	14
Naproxen	Naproxen	30	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	29	suppressed
Cephalexin	Cephalexin	28	21
Amitriptyline Hcl	Amitriptyline Hcl	27	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	26	suppressed
Famotidine	Famotidine	26	11
Furosemide	Furosemide	26	suppressed
Pregabalin	Pregabalin	26	suppressed
Primidone	Primidone	23	suppressed
Prednisone	Prednisone	22	18
Aripiprazole	Aripiprazole	21	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	21	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	21	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	20	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Ropinirole Hcl	Ropinirole Hcl	19	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	18	16
Doxazosin Mesylate	Doxazosin Mesylate	18	suppressed
Eplerenone	Eplerenone	18	suppressed
Ketoconazole	Ketoconazole	18	suppressed
Potassium Chloride	Potassium Chloride	18	suppressed
Propranolol Hcl Er	Propranolol Hcl	18	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	18	suppressed
Terazosin Hcl	Terazosin Hcl	18	suppressed
Tizanidine Hcl	Tizanidine Hcl	18	suppressed
Alprazolam	Alprazolam	17	suppressed
Amiodarone Hcl	Amiodarone Hcl	17	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	17	suppressed
Myrbetriq	Mirabegron	17	suppressed
Synthroid	Levothyroxine Sodium	17	suppressed
Dexlansoprazole Dr	Dexlansoprazole	16	suppressed
Diclofenac Sodium	Diclofenac Sodium	16	suppressed
Glimepiride	Glimepiride	16	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	16	suppressed
Breo Ellipta	Fluticasone/Vilanterol	15	suppressed
Citalopram Hbr	Citalopram Hydrobromide	15	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	15	suppressed
Nystatin	Nystatin	15	11
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Mirtazapine	Mirtazapine	14	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	14	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	14	12
Olmesartan-Amlodipine-Hctz	Olmesartan/Amlodipin/Hcthiazid	13	suppressed
Trulicity	Dulaglutide	13	suppressed
Varenicline Tartrate	Varenicline Tartrate	13	suppressed
Cholestyramine	Cholestyramine (With Sugar)	12	suppressed
Diltiazem 24hr Er (La)	Diltiazem Hcl	12	suppressed
Nifedipine Er	Nifedipine	12	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	12	11
Simvastatin	Simvastatin	12	suppressed
Xarelto	Rivaroxaban	12	suppressed
Azithromycin	Azithromycin	11	suppressed
Benazepril Hcl	Benazepril Hcl	11	suppressed
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	11	suppressed
Fluconazole	Fluconazole	11	suppressed
Klor-Con M20	Potassium Chloride	11	suppressed
Topiramate	Topiramate	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