What is Barbara Ann Simchak's specialty?

Barbara Ann Simchak (NPI 1679570568) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Baltimore, MD.

Where does Barbara Ann Simchak practice?

Barbara Ann Simchak practices in Baltimore, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1679570568.

How much does Medicare pay Barbara Ann Simchak?

Barbara Ann Simchak (NPI 1679570568) received approximately $39K in total Medicare Part B payments, serving 376 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1679570568

Barbara Ann SimchakCRNA

Certified Registered Nurse Anesthetist (CRNA)Baltimore, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

379

Unique beneficiaries

—

Total services

380

Distinct HCPCS

Medicare payment

$39K

Peer benchmark

Total Medicare services vs. 761 Certified Registered Nurse Anesthetist (CRNA) providers in MD — top quintile (cohort median 154).

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 Barbara Ann Simchak'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
CARROLL COUNTY DIGESTIVE DISEASE CENTER, LLC	123	135
Choon Kim Internal Medicine · Westminster, MD	54	66
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	18	27
Rudrajit Rai Gastroenterology · Columbia, MD	18	51
BARNHOUSE, JUNE	17	17
Akintunde Koso-Thomas Pathology · Greenbelt, MD	16	29
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	11	16

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