PROVIDER PROFILE · NPI 1831312289

Fen JiangMD

Medical OncologyMission Viejo, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

715

Unique beneficiaries

—

Total services

1,729

Distinct HCPCS

Medicare payment

$125K

Peer benchmark

Total Medicare services vs. 268 Medical Oncology providers in CA — top quintile (cohort median 1,130).

PRESCRIBING · PART D · 2024

Total Rx claims

728

Beneficiaries

—

Total drug cost

$106K

Distinct drugs

Brand share

20.1%

Top prescribed drugs

Anastrozole161 claims

Dexamethasone56 claims

Ondansetron Hcl45 claims

Pantoprazole Sodium43 claims

Prochlorperazine Maleate42 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$4K

Payment records

135

By payment type

Food and Beverage$3K

Long term medical supply or device loan$1K

Education$33

REFERRAL NETWORK

Where Fen Jiang'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). 20 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PROVIDENCE HEALTH & SERVICES WASHINGTON	256	1,762
PROVIDENCE HEALTH & SERVICES WASHINGTON	119	622
Mihai Iancu Diagnostic Radiology · Las Vegas, NV	46	188
GRAYS HARBOR COMMUNITY HOSPITAL	38	292
Jamie Mckenzie Medical Oncology · Tampa, FL	25	122
Laboratory Corporation Of America Clinical Laboratory · Seattle, WA	21	59
Mary Lane Nurse Practitioner · Lacey, WA	20	71
Kevin Roscoe Diagnostic Radiology · Olympia, WA	19	49
Joseph Stengel Diagnostic Radiology · Aberdeen, WA	18	88
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA	17	53
Cellnetix Labs, Llc Clinical Laboratory · Tukwila, WA	17	90
Cynthia Aller Hematology-Oncology · Lacey, WA	16	75

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