STANLEY D. STRZEMPKO MD
NPI 1356389985
Emergency Medicine in Westfield, MA
About Stanley D. Strzempko Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STANLEY D. STRZEMPKO MD (NPI 1356389985) is an individual emergency medicine provider in Westfield, Massachusetts, licensed in Massachusetts (79012) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Baystate Wing Hospital, and maintains a secondary practice location in Westfield.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 6
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
Stanley D. Strzempko 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 Reassignments
2Medicare enrollment records show Stanley Strzempko reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, MA 01199
- Reassigned Medicare billing, Massachusetts enrollment
- 1,537 clinicians in this Medicare group
Palmer, MA 01069
- Reassigned Medicare billing, Massachusetts enrollment
- 86 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Baystate Wing Hospital
Acute Care Hospitals · Palmer, MABaystate Noble Hospital
Acute Care Hospitals · Westfield, MABaystate Medical Center
Acute Care Hospitals · Springfield, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01085 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WESTFIELD, MA 01085
Frequently 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 Stanley Strzempko's NPI number?
The NPI number for Stanley Strzempko is 1356389985. It was assigned to this individual provider in the NPPES registry on June 4, 2006.
Where is Stanley Strzempko located?
Stanley Strzempko practices at 57 Union Street Ste 101, Westfield, MA 01085. The listed phone number is (413) 831-7894.
What is Stanley Strzempko's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Stanley Strzempko enrolled in Medicare?
Yes. Stanley Strzempko 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 organizations bill Medicare for Stanley Strzempko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stanley Strzempko reassigns Medicare benefits to 2 organizations: Baystate Medical Practices, Inc (Springfield, MA) and Baystate Wing Hospital Corporation (Palmer, MA). Each 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 Stanley Strzempko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stanley Strzempko accept?
Health plans from Taro Health list Stanley Strzempko 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 Stanley Strzempko affiliated with any hospitals?
According to CMS data, Stanley Strzempko is affiliated with Baystate Wing Hospital, Baystate Noble Hospital and Baystate Medical Center.
When was this NPI record last updated?
The NPPES record for Stanley Strzempko was last updated on January 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.
# Stanley D. Strzempko, MD · NPI 1356389985
Emergency Medicine physician in Westfield, Massachusetts. Individual provider, active in the CMS NPPES registry since June 4, 2006.
## Identity
- **NPI:** 1356389985 (Entity type: Individual)
- **Enumerated:** June 4, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 79012 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 57 UNION STREET, STE 101, Westfield, MA 01085-4224
- **Phone:** (413) 831-7894 · **Fax:** (413) 831-7895
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Baystate Medical Practices, Inc (NPI 1548205909, Springfield, MA); Baystate Wing Hospital Corporation (NPI 1962410233, Palmer, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Boston University School Of Medicine, class of 1986
## Record status
- **NPPES last updated:** January 7, 2025
- **Other identifiers:** Other 930086107 (MA); Other 000000033016 (MA); Other STJ14688 (MA); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1356389985) · Data from the CMS NPPES public registry.