What is Douglas Chapman's specialty?

Douglas Chapman (NPI 1619944238) is a Medicare-billing provider whose primary specialty is Cardiology in Madison, WI.

Where does Douglas Chapman practice?

Douglas Chapman practices in Madison, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1619944238.

How much does Medicare pay Douglas Chapman?

Douglas Chapman (NPI 1619944238) received approximately $12K in total Medicare Part B payments, serving 95 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619944238

Douglas ChapmanM.D.

CardiologyMadison, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

112

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 301 Cardiology providers in WI — bottom quintile (cohort median 1,490).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Douglas Chapman'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). 174 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
City Of Jacksonville Ambulance Service Provider · Jacksonville, FL	650	1,648
Christopher Klassen Diagnostic Radiology · Milwaukee, WI	519	1,787
EDGAR, DIANA	452	1,387
Gregory Wynn Diagnostic Radiology · Jacksonville, FL	433	1,377
Cassandra Fernandez Diagnostic Radiology · El Segundo, CA	321	933
Sukhwinder Sandhu Diagnostic Radiology · Jacksonville, FL	247	549
Savas Ozdemir Diagnostic Radiology · Jacksonville, FL	239	678
Travis Edelstein Diagnostic Radiology · Woodbridge, VA	227	563
SOUTHEAST GEORGIA HEALTH SYSTEM, INC.	203	545
NPI 1104891811	195	536
Dalys Haymes Diagnostic Radiology · Jacksonville, FL	194	382
Patrick Antoun Interventional Cardiology · Jacksonville, FL	181	545

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