What is Susan Cha's specialty?

Susan Cha (NPI 1346360146) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Walnut Creek, CA.

Where does Susan Cha practice?

Susan Cha practices in Walnut Creek, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1346360146.

How much does Medicare pay Susan Cha?

Susan Cha (NPI 1346360146) received approximately $206K in total Medicare Part B payments, serving 1,720 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1346360146

Susan ChaM.D.

PRACTICEJOHN MUIR HEALTHSee all providers at this practice →

Diagnostic RadiologyWalnut Creek, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,381

Unique beneficiaries

—

Total services

2,917

Distinct HCPCS

Medicare payment

$202K

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

92.8

Quality

78.5

Cost

70.4

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.75%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$88

Payment records

By payment type

Food and Beverage$88

Top paying entities

Food and Beverage$88

REFERRAL NETWORK

Where Susan Cha'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). 141 inbound referrers · 296 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STANFORD HEALTH CARE TRI-VALLEY	202	349
Jonathan Posin Diagnostic Radiology · Walnut Creek, CA	143	213
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	117	161
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	98	130
Kimberly Blumberg Diagnostic Radiology · Walnut Creek, CA	96	150
Mark Tu Diagnostic Radiology · Walnut Creek, CA	83	133
Amy Lai Diagnostic Radiology · New York, NY	83	120
Michael Brown Cardiology · Walnut Creek, CA	76	114
Daniel Kim Diagnostic Radiology · Walnut Creek, CA	74	115
Ronald Chan Diagnostic Radiology · Walnut Creek, CA	72	99
Andrew Dublin Interventional Cardiology · Walnut Creek, CA	68	105
Eric Chen Interventional Radiology · Los Angeles, CA	67	82

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
JOHN MUIR HEALTH	569	869
JOHN MUIR HEALTH	378	555
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	312	596
American Medical Response West Ambulance Service Provider · Concord, CA	215	302
Jonathan Posin Diagnostic Radiology · Walnut Creek, CA	163	257
William Hoddick Diagnostic Radiology · Walnut Creek, CA	159	296
North Star Emergency Services, Inc. Ambulance Service Provider · Livermore, CA	148	290
JOHN MUIR HEALTH	108	126
Amy Lai Diagnostic Radiology · New York, NY	87	140
SIGEL, RICHARD	85	146
STANFORD HEALTH CARE TRI-VALLEY	84	148
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	80	111

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