MRS. MARGARET KACPRZAK MD
NPI 1740258060
Anesthesiology in Worcester, MA
About Mrs. Margaret Kacprzak Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MARGARET KACPRZAK MD (NPI 1740258060) is an individual anesthesiology provider in Worcester, Massachusetts, licensed in Massachusetts (227448) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with St Vincent Hospital, and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mrs. Margaret Kacprzak Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Margaret Kacprzak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lawrence, MA 01842
- Reassigned Medicare billing, Massachusetts enrollment
- 231 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Vincent Hospital
Acute Care Hospitals · Worcester, MAFrequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Margaret Kacprzak's NPI number?
The NPI number for Margaret Kacprzak is 1740258060. It was assigned to this individual provider in the NPPES registry on March 11, 2006.
Where is Margaret Kacprzak located?
Margaret Kacprzak practices at 180 Summer St, Worcester, MA 01608. The listed phone number is (150) 836-3500.
What is Margaret Kacprzak's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Margaret Kacprzak enrolled in Medicare?
Yes. Margaret Kacprzak is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Margaret Kacprzak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Kacprzak reassigns Medicare benefits to Lawrence Anesthesia Services, LLC (Lawrence, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Margaret Kacprzak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Kacprzak accept?
Health plans from Taro Health list Margaret Kacprzak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Margaret Kacprzak affiliated with any hospitals?
According to CMS data, Margaret Kacprzak is affiliated with St Vincent Hospital.
When was this NPI record last updated?
The NPPES record for Margaret Kacprzak was last updated on May 21, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mrs. Margaret Kacprzak, MD · NPI 1740258060
Anesthesiology physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since March 11, 2006.
## Identity
- **NPI:** 1740258060 (Entity type: Individual)
- **Enumerated:** March 11, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 227448 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 180 SUMMER ST, Worcester, MA 01608
- **Phone:** (150) 836-3500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Lawrence Anesthesia Services, LLC (NPI 1467699918, Lawrence, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** May 21, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1740258060) · Data from the CMS NPPES public registry.