What is Fenfen Wu's specialty?

Fenfen Wu (NPI 1457621286) is a Medicare-billing provider whose primary specialty is Internal Medicine in Federal Way, WA.

Where does Fenfen Wu practice?

Fenfen Wu practices in Federal Way, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1457621286.

How much does Medicare pay Fenfen Wu?

Fenfen Wu (NPI 1457621286) received approximately $112K in total Medicare Part B payments, serving 281 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1457621286

Fenfen WuM.D.

PRACTICEFRANCISCAN MEDICAL GROUPSee all providers at this practice →

Internal MedicineFederal Way, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,059

Unique beneficiaries

—

Total services

1,437

Distinct HCPCS

Medicare payment

$106K

Peer benchmark

Total Medicare services vs. 1,650 Internal Medicine providers in WA — top quintile (cohort median 497).

PRESCRIBING · PART D · 2024

Total Rx claims

6,912

Beneficiaries

—

Total drug cost

$522K

Distinct drugs

108

Brand share

19.4%

Top prescribed drugs

Atorvastatin Calcium643 claims

Amlodipine Besylate400 claims

Losartan Potassium384 claims

Levothyroxine Sodium363 claims

Alendronate Sodium230 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$211

Payment records

By payment type

Food and Beverage$197

Education$14

Top paying entities

Food and Beverage$197

Education$14

REFERRAL NETWORK

Where Fenfen Wu'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 · 13 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST FRANCIS COMMUNITY HOSPITAL	137	956
Robert Haynes Internal Medicine · Sacramento, CA	23	65
Sarah Shogren Podiatry · Spokane, WA	17	63
Venkatesh Kandallu Cardiology · Auburn, WA	14	41
Alain Lambert Internal Medicine · Federal Way, WA	13	39
MIDDLETON, ROBERT	11	24

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
COMMONSPIRIT WASHINGTON	129	469
ST FRANCIS COMMUNITY HOSPITAL	119	779
Robert Haynes Internal Medicine · Sacramento, CA	27	99
CURTIS, MARY	21	66
Alain Lambert Internal Medicine · Federal Way, WA	19	45
American Medical Response Ambulance Service Inc Ambulance Service Provider · Tukwila, WA	18	55
Robert Ory Internal Medicine · Federal Way, WA	16	40
Daniel Heller Diagnostic Radiology · Tacoma, WA	15	39
Sarah Shogren Podiatry · Spokane, WA	13	39
Jeana Oh Diagnostic Radiology · Tacoma, WA	12	34
Diane Nathan Diagnostic Radiology · Englewood, NJ	12	29
Thomas Keskey Diagnostic Radiology · Tacoma, WA	12	45

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