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PROVIDER PROFILE · NPI 1922232610

William WarrenM.D.

AnesthesiologyGreenville, SCI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$28
Payment records
1
By payment type
Food and Beverage$28
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
267
Unique beneficiaries
—
Total services
268
Distinct HCPCS
10
Medicare payment
$21K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 568 Anesthesiology providers in SC — above median (cohort median 372).
REFERRAL NETWORK

Where William Warren'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). 74 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
HOUSTON COUNTY HEALTHCARE AUTHORITY446723
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ALEXANDER, JULIA4954
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.