What is William Warren's specialty?

William Warren (NPI 1922232610) is a Medicare-billing provider whose primary specialty is Anesthesiology in Greenville, SC.

Where does William Warren practice?

William Warren practices in Greenville, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1922232610.

How much does Medicare pay William Warren?

William Warren (NPI 1922232610) received approximately $37K in total Medicare Part B payments, serving 413 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1922232610

William WarrenM.D.

AnesthesiologyGreenville, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

267

Unique beneficiaries

—

Total services

268

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 568 Anesthesiology providers in SC — above median (cohort median 372).

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

By payment type

Food and Beverage$28

Top paying entities

Food and Beverage$28

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

Physician	Patients	Visits
HOUSTON COUNTY HEALTHCARE AUTHORITY	446	723
Dothan Surgery Center, Llc Ambulatory Surgical Center · Dothan, AL	206	226
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	84	106
Liang Gu Diagnostic Radiology · Dothan, AL	81	99
Samuel Tarwater Gastroenterology · Dothan, AL	74	135
Arthur Summerlin Pathology · Dothan, AL	73	82
Anthony Hollman Diagnostic Radiology · Mobile, AL	64	87
Stephen Fernandez Interventional Radiology · Dothan, AL	63	82
William Beckett Diagnostic Radiology · Dothan, AL	60	77
LUND, ERIC	58	79
William Mclaughlin Gastroenterology · Dothan, AL	52	94
ALEXANDER, JULIA	49	54

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events