What is W Black-Schaffer's specialty?

W Black-Schaffer (NPI 1841280492) is a Medicare-billing provider whose primary specialty is Pathology in Boston, MA.

Where does W Black-Schaffer practice?

W Black-Schaffer practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1841280492.

How much does Medicare pay W Black-Schaffer?

W Black-Schaffer (NPI 1841280492) received approximately $26K in total Medicare Part B payments, serving 558 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1841280492

W Black-SchafferMD

PathologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

690

Unique beneficiaries

—

Total services

831

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 548 Pathology providers in MA — below median (cohort median 1,471).

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 · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where W Black-Schaffer'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	373	807
Matthew Gilman Diagnostic Radiology · Boston, MA	30	62
Rodger White Anesthesiology · Boston, MA	28	36
PATTI, JOHN	24	32
Colleen Channick Pulmonary Disease · Santa Monica, CA	21	50
Florian Fintelmann Diagnostic Radiology · Boston, MA	21	27
Francis Mcgovern Urology · Boston, MA	21	45
Saurabh Agarwal Diagnostic Radiology · Warwick, RI	20	26
Gerald Abbott Diagnostic Radiology · Boston, MA	18	33
Richard Sacknoff Diagnostic Radiology · Boston, MA	18	24
Ajay Singh Diagnostic Radiology · Boston, MA	16	28
William Brugge Gastroenterology · Boston, MA	15	38

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