What is Mark Fujii's specialty?

Mark Fujii (NPI 1831134873) is a Medicare-billing provider whose primary specialty is Anesthesiology in San Ramon, CA.

Where does Mark Fujii practice?

Mark Fujii practices in San Ramon, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1831134873.

How much does Medicare pay Mark Fujii?

Mark Fujii (NPI 1831134873) received approximately $55K in total Medicare Part B payments, serving 239 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1831134873

Mark FujiiMD

AnesthesiologySan Ramon, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

189

Unique beneficiaries

—

Total services

189

Distinct HCPCS

Medicare payment

$29K

Peer benchmark

Total Medicare services vs. 4,547 Anesthesiology providers in CA — top quintile (cohort median 182).

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

Total received

$24

Payment records

By payment type

Food and Beverage$24

Top paying entities

Food and Beverage$24

REFERRAL NETWORK

Where Mark Fujii'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STANFORD HEALTH CARE TRI-VALLEY	114	176
John Yee Internal Medicine · Pleasanton, CA	18	20
Ayman Hosny Cardiology · Concord, CA	13	14
Mark Tu Diagnostic Radiology · Walnut Creek, CA	12	15
Kimberly Blumberg Diagnostic Radiology · Walnut Creek, CA	12	14
Robin Mercer Physician Assistant · Stanford, CA	11	11

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