Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Emergency Medicine

Evan C. Swayze, MD

Works at hospitals in Leominster, MA · Massachusetts

Summary

Evan C. Swayze, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Leominster, MA. NPI 1821143694. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Evan C. Swayze, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
26Years since medical school (graduated 2000)
University Of Rochester School Of Medicine And DentistryMedical school
MaleGender (as listed)
UMass Memorial Medical Group IncGroup practice

Quick answers

Which hospitals does Evan C. Swayze work at?
Medicare's official clinician data lists Evan C. Swayze at 1 hospital: UMass Memorial Healthalliance Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Evan C. Swayze see patients?
Medicare's clinician data lists 2 practice locations, including Worcester, MA and Leominster, MA. Call before your visit to confirm the address.
What is Evan C. Swayze's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Evan C. Swayze accept Medicare assignment?
Yes. Medicare's clinician data says Evan C. Swayze accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Evan C. Swayze?
(508) 334-1000, as listed in official Medicare / NPI Registry data.
What is Evan C. Swayze's NPI number?
1821143694. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Evan C. Swayze works

Medicare's Facility Affiliation Data lists Evan C. Swayze at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Evan C. Swayze is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Evan C. Swayze as a member of this group (CMS data updated 2026-10-02).

  • UMass Memorial Medical Group Inc2,516 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Massachusetts →

Other emergency medicine doctors in Worcester

Clinicians with the same Medicare primary specialty in Worcester, MA — not a recommendation.

All emergency medicine doctors in Worcester →

Clinician information

CredentialMD
Medical schoolUniversity Of Rochester School Of Medicine And Dentistry
Graduation year2000
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1821143694
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians