PROVIDER PROFILE · NPI 1396780425

Jonathan PosinM.D.

Diagnostic RadiologyWalnut Creek, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

6,511

Unique beneficiaries

—

Total services

6,736

Distinct HCPCS

Medicare payment

$139K

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

97.3

Quality

89.9

Cost

78.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.94%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Jonathan Posin'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). 310 inbound referrers · 632 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STANFORD HEALTH CARE TRI-VALLEY	369	682
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	368	659
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	276	489
Amy Lai Diagnostic Radiology · New York, NY	268	500
Kimberly Blumberg Diagnostic Radiology · Walnut Creek, CA	260	468
Saurabh Patel Diagnostic Radiology · Walnut Creek, CA	210	329
Ronald Chan Diagnostic Radiology · Walnut Creek, CA	203	314
Daniel Kim Diagnostic Radiology · Walnut Creek, CA	192	334
Mark Tu Diagnostic Radiology · Walnut Creek, CA	185	373
Joan Reynolds Diagnostic Radiology · Walnut Creek, CA	175	271
Eric Chen Interventional Radiology · Los Angeles, CA	172	262
Susan Cha Diagnostic Radiology · Walnut Creek, CA	163	257

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
JOHN MUIR HEALTH	1,888	3,097
JOHN MUIR HEALTH	1,279	1,971
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	1,133	2,506
American Medical Response West Ambulance Service Provider · Concord, CA	509	752
William Hoddick Diagnostic Radiology · Walnut Creek, CA	471	1,054
North Star Emergency Services, Inc. Ambulance Service Provider · Livermore, CA	350	520
JOHN MUIR HEALTH	319	390
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	281	478
SIGEL, RICHARD	258	463
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	242	437
Amy Lai Diagnostic Radiology · New York, NY	214	410
Kirk So Diagnostic Radiology · Walnut Creek, CA	209	324

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