PROVIDER PROFILE · NPI 1720106693

Mary FengM.D.

Radiation OncologySan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

252

Unique beneficiaries

—

Total services

428

Distinct HCPCS

Medicare payment

$46K

Peer benchmark

Total Medicare services vs. 496 Radiation Oncology providers in CA — bottom quintile (cohort median 1,716).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

81.1

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$274

Payment records

By payment type

Food and Beverage$274

REFERRAL NETWORK

Where Mary Feng'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF MICHIGAN	165	2,408
FENG, FELIX	28	126
James Hayman Radiation Oncology · Ann Arbor, MI	21	108
EISBRUCH, AVRAHAM	19	83
REGENTS OF THE UNIVERSITY OF MICHIGAN	15	32
JAGSI, RESHMA	15	53
Aamer Chughtai Diagnostic Radiology · Ann Arbor, MI	11	27
PIERCE, LORI	11	24

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