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PROVIDER PROFILE · NPI 1134234156

William ChengMD

PRACTICEPALO ALTO MEDICAL FOUNDATIONSee all providers at this practice →
Internal MedicinePalo Alto, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050441
Hospital
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
98
Unique beneficiaries
—
Total services
100
Distinct HCPCS
1
Medicare payment
$15K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — bottom quintile (cohort median 531).
REFERRAL NETWORK

Where William Cheng'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). 7 inbound referrers · 23 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Jon Keller
Pathology · Palo Alto, CA
45449
Aria Dibiase
Advanced Heart Failure and Transplant Cardiology · Palo Alto, CA
18112
Kathryn Stevens
Diagnostic Radiology · Stanford, CA
1546
Phillip Young
Internal Medicine · Palo Alto, CA
1246
William Mullen
Cardiology · Santa Clara, CA
1288
Edmund Tai
Hematology-Oncology · Mountain View, CA
1172
Linda Morimoto
Diagnostic Radiology · Stanford, CA
1138
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
STANFORD HEALTH CARE92205
Jon Keller
Pathology · Palo Alto, CA
38299
Protransport 1
Ambulance Service Provider · Rohnert Park, CA
26105
Francis Koch
Cardiology · Stanford, CA
2461
Lynette Lissin
Advanced Heart Failure and Transplant Cardiology · Stanford, CA
1991
Paul Zei
Clinical Cardiac Electrophysiology · Boston, MA
1960
Haiwei Guo
Diagnostic Radiology · Stanford, CA
1969
City Of Palo Alto
Ambulance Service Provider · Palo Alto, CA
1622
Linda Morimoto
Diagnostic Radiology · Stanford, CA
1536
Phillip Young
Internal Medicine · Palo Alto, CA
1466
William Mullen
Cardiology · Santa Clara, CA
1494
Graham Rodwell
Nephrology · Palo Alto, CA
13304
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.