PROVIDER PROFILE · NPI 1871795500

John WinnM.D.

PRACTICEDIGNITY HEALTH MEDICAL FOUNDATIONSee all providers at this practice →

Diagnostic RadiologyCarmichael, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,509

Unique beneficiaries

—

Total services

9,088

Distinct HCPCS

Medicare payment

$161K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — top quintile (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

99.6

Quality

86.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.04%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Winn'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). 170 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DIGNITY HEALTH	303	558
FISHER, DANIEL	289	461
Nick Majetich Interventional Cardiology · Carmichael, CA	244	432
DIGNITY HEALTH	244	390
Stephen Morrison Internal Medicine · Carmichael, CA	230	435
Timothy Lee Cardiology · Carmichael, CA	228	385
Wen Lin Diagnostic Radiology · Palo Alto, CA	181	375
Maria Parayno Nuclear Medicine · Duarte, CA	168	313
HAINES, PHILIP	167	321
Thomas Mcgarry Diagnostic Radiology · Sacramento, CA	167	312
David Lao Interventional Cardiology · Carmichael, CA	162	416
Roben Ahdoot Diagnostic Radiology · Sacramento, CA	159	306

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