PROVIDER PROFILE · NPI 1821155011

NPI 1821155011

PRACTICECALIFORNIA HEALTHFIRST PHYSICIANSSee all providers at this practice →

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

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 NPI 1821155011'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). 52 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WESTERN HEALTH SCIENCES MEDICAL LAB	325	925
DIGNITY HEALTH	292	1,076
Unilab Corporation Clinical Laboratory · West Hills, CA	196	627
William Deruso Diagnostic Radiology · Santa Barbara, CA	66	174
THEURER, WILLIAM	58	189
Sean Freyne Diagnostic Radiology · Fargo, ND	58	150
Marlon Black Diagnostic Radiology · Santa Barbara, CA	50	134
Michael Ragen Ophthalmology · Camarillo, CA	44	153
American Medical Response Ambulance Service Inc Ambulance Service Provider · Moorpark, CA	43	109
Scott Zager Cardiology · Oxnard, CA	43	161
Nicholas Hanson Diagnostic Radiology · Salem, OR	39	79
Yumin Qiu Cardiology · Camarillo, CA	35	141

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