What is Nathaniel Madsen's specialty?

Nathaniel Madsen (NPI 1609927607) is a Medicare-billing provider whose primary specialty is Interventional Cardiology in Bozeman, MT.

Where does Nathaniel Madsen practice?

Nathaniel Madsen practices in Bozeman, MT, based on the location reported in the CMS Medicare provider datasets for NPI 1609927607.

How much does Medicare pay Nathaniel Madsen?

Nathaniel Madsen (NPI 1609927607) received approximately $75K in total Medicare Part B payments, serving 606 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1609927607

Nathaniel MadsenM.D.

Interventional CardiologyBozeman, MTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,180

Unique beneficiaries

—

Total services

1,309

Distinct HCPCS

Medicare payment

$60K

Peer benchmark

Total Medicare services vs. 13 Interventional Cardiology providers in MT — below median (cohort median 1,581).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

36.0%

Top prescribed drugs

Atorvastatin Calcium40 claims

Clopidogrel Bisulfate31 claims

Rosuvastatin Calcium15 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$170

Payment records

By payment type

Food and Beverage$170

Top paying entities

Food and Beverage$170

REFERRAL NETWORK

Where Nathaniel Madsen's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 58 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Blair Erb Cardiology · Bozeman, MT	256	700
SPEAR, REX	120	301
Dane Sobek Interventional Cardiology · Bozeman, MT	120	387
Reginald Handley Interventional Radiology · Bozeman, MT	105	200
Ronald Tharp Diagnostic Radiology · Bozeman, MT	95	177
Mary O'rourke Internal Medicine · Bozeman, MT	69	122
David Crites Internal Medicine · Bozeman, MT	66	126
Kimberly Borke Hospitalist · Bozeman, MT	56	110
Jessica Hoge Hospitalist · Billings, MT	45	82
Sarah Morgan Emergency Medicine · Bozeman, MT	44	89
Michael Herring Internal Medicine · Bozeman, MT	43	111
Andrew Sullivan Critical Care (Intensivists) · Bozeman, MT	42	163

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events