EVAN C. SWAYZE MD
NPI 1821143694
Emergency Medicine in Worcester, MA
About Evan C. Swayze Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EVAN C. SWAYZE MD (NPI 1821143694) is an individual emergency medicine provider in Worcester, Massachusetts, licensed in Massachusetts (237762) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Other Identifiers 1
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
Evan C. Swayze 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 Evan Swayze reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Umass Memorial Healthalliance Hospitals
Acute Care Hospitals · Leominster, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01655 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WORCESTER, MA 01655
WORCESTER, MA 01655
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 Evan Swayze's NPI number?
The NPI number for Evan Swayze is 1821143694. It was assigned to this individual provider in the NPPES registry on January 24, 2007.
Where is Evan Swayze located?
Evan Swayze practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 421-1400.
What is Evan Swayze's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Evan Swayze enrolled in Medicare?
Yes. Evan Swayze 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 Evan Swayze's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Evan Swayze reassigns Medicare benefits to Umass Memorial Medical Group Inc (Worcester, 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 Evan Swayze's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Evan Swayze accept?
Health plans from Taro Health list Evan Swayze 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 Evan Swayze affiliated with any hospitals?
According to CMS data, Evan Swayze is affiliated with Umass Memorial Healthalliance Hospitals.
When was this NPI record last updated?
The NPPES record for Evan Swayze was last updated on November 30, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Evan C. Swayze, MD · NPI 1821143694
Emergency Medicine physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since January 24, 2007.
## Identity
- **NPI:** 1821143694 (Entity type: Individual)
- **Enumerated:** January 24, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 237762 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 LAKE AVE N, Worcester, MA 01655-0002
- **Phone:** (508) 421-1400 · **Fax:** (508) 421-1490
## 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:** Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Rochester School Of Medicine And Dentistry, class of 2000
## Record status
- **NPPES last updated:** November 30, 2020
- **Other identifiers:** Medicaid 110081052A (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1821143694) · Data from the CMS NPPES public registry.