Healthcare provider profile · identity verified

John S Madany, M.D.

Family Practice · DILLON, MT · NPI 1487754230

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
Levothyroxine Sodium	Levothyroxine Sodium	241	61
Losartan Potassium	Losartan Potassium	218	68
Atorvastatin Calcium	Atorvastatin Calcium	189	68
Lisinopril	Lisinopril	181	59
Omeprazole	Omeprazole	162	47
Gabapentin	Gabapentin	159	35
Amlodipine Besylate	Amlodipine Besylate	147	38
Furosemide	Furosemide	140	31
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	137	20
Tamsulosin Hcl	Tamsulosin Hcl	118	39
Potassium Chloride	Potassium Chloride	106	31
Metoprolol Succinate	Metoprolol Succinate	104	32
Simvastatin	Simvastatin	98	29
Hydrochlorothiazide	Hydrochlorothiazide	92	33
Trazodone Hcl	Trazodone Hcl	89	26
Escitalopram Oxalate	Escitalopram Oxalate	88	26
Allopurinol	Allopurinol	86	25
Metformin Hcl Er	Metformin Hcl	82	27
Alprazolam	Alprazolam	77	18
Zolpidem Tartrate	Zolpidem Tartrate	77	17
Warfarin Sodium	Warfarin Sodium	74	19
Albuterol Sulfate Hfa	Albuterol Sulfate	67	32
Metformin Hcl	Metformin Hcl	67	19
Lamotrigine	Lamotrigine	63	suppressed
Montelukast Sodium	Montelukast Sodium	59	18
Tramadol Hcl	Tramadol Hcl	59	15
Xarelto	Rivaroxaban	59	11
Sertraline Hcl	Sertraline Hcl	57	18
Doxycycline Hyclate	Doxycycline Hyclate	56	23
Clonazepam	Clonazepam	55	11
Lorazepam	Lorazepam	52	11
Carvedilol	Carvedilol	50	12
Bupropion Xl	Bupropion Hcl	49	12
Oxycodone Hcl	Oxycodone Hcl	49	11
Carbidopa-Levodopa	Carbidopa/Levodopa	48	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	48	suppressed
Meloxicam	Meloxicam	47	14
Fluticasone Propionate	Fluticasone Propionate	42	13
Rosuvastatin Calcium	Rosuvastatin Calcium	42	12
Pantoprazole Sodium	Pantoprazole Sodium	40	13
Prednisone	Prednisone	40	13
Fluoxetine Hcl	Fluoxetine Hcl	39	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	38	suppressed
Duloxetine Hcl	Duloxetine Hcl	36	11
Farxiga	Dapagliflozin Propanediol	35	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	35	11
Metoprolol Tartrate	Metoprolol Tartrate	35	13
Eliquis	Apixaban	34	suppressed
Ozempic	Semaglutide	34	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	34	16
Methocarbamol	Methocarbamol	33	suppressed
Alendronate Sodium	Alendronate Sodium	28	suppressed
Cephalexin	Cephalexin	27	15
Buspirone Hcl	Buspirone Hcl	26	11
Azithromycin	Azithromycin	25	24
Methylphenidate Hcl	Methylphenidate Hcl	25	suppressed
Morphine Sulfate Er	Morphine Sulfate	25	suppressed
Enalapril Maleate	Enalapril Maleate	24	suppressed
Finasteride	Finasteride	24	suppressed
Invokana	Canagliflozin	24	suppressed
Pravastatin Sodium	Pravastatin Sodium	24	suppressed
Spironolactone	Spironolactone	24	suppressed
Dapsone	Dapsone	22	suppressed
Irbesartan	Irbesartan	22	suppressed
Mycophenolate Mofetil	Mycophenolate Mofetil	22	suppressed
Alosetron Hcl	Alosetron Hcl	21	suppressed
Celecoxib	Celecoxib	21	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	21	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	20	suppressed
Ondansetron Hcl	Ondansetron Hcl	20	suppressed
Valacyclovir	Valacyclovir Hcl	20	suppressed
Ipratropium Bromide	Ipratropium Bromide	19	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	19	suppressed
Topiramate	Topiramate	19	suppressed
Aripiprazole	Aripiprazole	18	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	18	suppressed
Liothyronine Sodium	Liothyronine Sodium	18	suppressed
Verapamil Er	Verapamil Hcl	18	suppressed
Benazepril Hcl	Benazepril Hcl	17	suppressed
Digoxin	Digoxin	17	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	17	suppressed
Azelastine Hcl	Azelastine Hcl	16	suppressed
Carbamazepine Er	Carbamazepine	16	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	16	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Dutasteride	Dutasteride	16	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	16	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	16	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	16	suppressed
Ropinirole Hcl	Ropinirole Hcl	16	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	15	suppressed
Fentanyl	Fentanyl	15	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	15	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	15	suppressed
Propranolol Hcl	Propranolol Hcl	15	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	14	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	14	12
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	13	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Clopidogrel	Clopidogrel Bisulfate	13	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Morphine Sulfate	Morphine Sulfate	13	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	13	suppressed
Baclofen	Baclofen	12	suppressed
Carbidopa-Levodopa Er	Carbidopa/Levodopa	12	suppressed
Estradiol	Estradiol	12	suppressed
Incruse Ellipta	Umeclidinium Bromide	12	suppressed
Ondansetron Odt	Ondansetron	12	suppressed
Propranolol Hcl Er	Propranolol Hcl	12	suppressed
Ventolin Hfa	Albuterol Sulfate	12	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	11	suppressed
Azathioprine	Azathioprine	11	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	11	suppressed
Clomipramine Hcl	Clomipramine Hcl	11	suppressed
Fluconazole	Fluconazole	11	suppressed
Nystatin	Nystatin	11	suppressed
Promethazine Hcl	Promethazine Hcl	11	suppressed
Pyridostigmine Bromide	Pyridostigmine Bromide	11	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	11	suppressed
Tresiba Flextouch U-100	Insulin Degludec	11	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	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