What is William Schlesinger's specialty?

William Schlesinger (NPI 1811921307) is a Medicare-billing provider whose primary specialty is Anesthesiology in Great Neck, NY.

Where does William Schlesinger practice?

William Schlesinger practices in Great Neck, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1811921307.

How much does Medicare pay William Schlesinger?

William Schlesinger (NPI 1811921307) received approximately $164K in total Medicare Part B payments, serving 171 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811921307

William SchlesingerM.D

AnesthesiologyGreat Neck, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,163

Unique beneficiaries

—

Total services

4,392

Distinct HCPCS

Medicare payment

$146K

Peer benchmark

Total Medicare services vs. 3,680 Anesthesiology providers in NY — top quintile (cohort median 174).

PRESCRIBING · PART D · 2024

Total Rx claims

378

Beneficiaries

—

Total drug cost

$7K

Distinct drugs

Brand share

37.3%

Top prescribed drugs

Oxycodone Hcl/Acetaminophen100 claims

Gabapentin58 claims

Tramadol Hcl34 claims

Hydrocodone/Acetaminophen29 claims

Duloxetine Hcl26 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where William Schlesinger'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Millennium Health, Llc Clinical Laboratory · San Diego, CA	108	839
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	42	241
Richard Silvergleid Diagnostic Radiology · Garden City, NY	37	126
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	36	188
NORTH SHORE UNIVERSITY HOSPITAL	28	89
Raymond Shebairo Orthopaedic Surgery · New Hyde Park, NY	18	71
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	14	59

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