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PROVIDER PROFILE · NPI 1154365088

William KarlonM.D.

PRACTICEUCSF MEDICAL CENTERSee all providers at this practice →
HematologySan Francisco, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 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
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050454
Hospital
CCN 050457
Hospital
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
572
Unique beneficiaries
—
Total services
699
Distinct HCPCS
5
Medicare payment
$45K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 103 Hematology providers in CA — below median (cohort median 762).
REFERRAL NETWORK

Where William Karlon'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). 12 inbound referrers · 49 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Gordon Fung
Cardiology · San Francisco, CA
4485
Theodore Kurtz
Pathology · San Francisco, CA
3867
COOK, STEPHEN3581
Rebecca Olin
Hematology-Oncology · San Francisco, CA
2577
Anuj Mahindra
Hematology-Oncology · La Jolla, CA
2047
Charalambos Andreadis
Hematology-Oncology · Philadelphia, PA
18118
Ronald Balassanian
Pathology · San Francisco, CA
1826
Lawrence Kaplan
Hematology-Oncology · San Francisco, CA
1866
MARIN GENERAL HOSPITAL1231
Tara Morgan
Diagnostic Radiology · Stanford, CA
1117
Sarah Calkins
Pathology · San Francisco, CA
1115
Derek Sun
Diagnostic Radiology · San Francisco, CA
1116
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO214896
Theodore Kurtz
Pathology · San Francisco, CA
56104
Gordon Fung
Cardiology · San Francisco, CA
48173
Sonam Prakash
Pathology · San Francisco, CA
4277
Lawrence Kaplan
Hematology-Oncology · San Francisco, CA
39149
Anne Deucher
Pathology · San Francisco, CA
39109
Thomas Martin
Hematology · San Francisco, CA
35141
Jeffrey Wolf
Hematology-Oncology · San Francisco, CA
3185
Karen Ordovas
Diagnostic Radiology · Seattle, WA
3184
Brett Elicker
Diagnostic Radiology · San Francisco, CA
3067
Michael Hope
Diagnostic Radiology · San Francisco, CA
2958
Kristie White
Pathology · San Francisco, CA
2969
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.