PROVIDER PROFILE · NPI 1821073636

Gigi ChenM.D.

Hematology-OncologyPleasant Hill, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,009

Unique beneficiaries

—

Total services

23,125

Distinct HCPCS

Medicare payment

$629K

Peer benchmark

Total Medicare services vs. 957 Hematology-Oncology providers in CA — above median (cohort median 4,173).

PRESCRIBING · PART D · 2024

Total Rx claims

557

Beneficiaries

—

Total drug cost

$501K

Distinct drugs

Brand share

28.5%

Top prescribed drugs

Anastrozole64 claims

Apixaban53 claims

Rivaroxaban50 claims

Letrozole39 claims

Gabapentin36 claims

QUALITY · MIPS · 2024

Final MIPS score

90.3

Quality

89.5

Cost

74.3

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.64%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$5K

Payment records

By payment type

Consulting Fee$3K

Food and Beverage$1K

Education$65

REFERRAL NETWORK

Where Gigi Chen'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). 43 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jonathan Posin Diagnostic Radiology · Walnut Creek, CA	50	216
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	32	77
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	27	72
Jewel Johl Hematology-Oncology · Walnut Creek, CA	26	142
Ira Finch Diagnostic Radiology · Walnut Creek, CA	25	93
David Goldberg Diagnostic Radiology · Walnut Creek, CA	24	122
Saurabh Patel Diagnostic Radiology · Walnut Creek, CA	23	52
CURTIS, JEFFREY	22	49
SIROTT, MATTHEW	22	69
Daniel Kim Diagnostic Radiology · Walnut Creek, CA	22	66
Joan Reynolds Diagnostic Radiology · Walnut Creek, CA	21	65
Amy Lai Diagnostic Radiology · New York, NY	21	62

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