PROVIDER PROFILE · NPI 1558317040

Mark ChrostowskiM.D.

AnesthesiologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$7K

Peer benchmark

Total Medicare services vs. 1,419 Anesthesiology providers in MA — above median (cohort median 245).

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

$31

Payment records

By payment type

Food and Beverage$31

REFERRAL NETWORK

Where Mark Chrostowski'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). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
David Evans Diagnostic Radiology · Greenwich, CT	40	53
ORTHOPAEDIC & NEUROSURGERY CENTER OF GREENWICH, LLC	24	27
Erez Salik Interventional Radiology · Greenwich, CT	23	32
Richard Eisen Pathology · Glendale, AZ	23	23
Christopher Howes Interventional Cardiology · Branford, CT	21	29
STAMFORD HOSPITAL	20	28
Alexander Delvecchio Clinical Cardiac Electrophysiology · Greenwich, CT	20	47
Karen Hurd Certified Registered Nurse Anesthetist (CRNA) · New Haren, CT	18	18
JAGGESSARSINGH, DANA	17	17
Francis Neeson Cardiology · Greenwich, CT	16	26
BRICCETTI, GRACE	16	16
NPI 1427168129	16	19

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