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

Obstetrics/Gynecology

Anna R. Whelan, MD

Works at hospitals in Worcester, MA · Massachusetts

Summary

Anna R. Whelan, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Worcester, MA. NPI 1922497874. 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 Anna R. Whelan, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
Northwestern University Feinberg Medical SchoolMedical school
FemaleGender (as listed)
UMass Memorial Medical Group IncGroup practice (+1 more)

Quick answers

Which hospitals does Anna R. Whelan work at?
Medicare's official clinician data lists Anna R. Whelan at 1 hospital: UMass Memorial Medical Center/University Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Anna R. Whelan see patients?
Medicare's clinician data lists 2 practice locations, including Worcester, MA. Call before your visit to confirm the address.
What is Anna R. Whelan's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Anna R. Whelan accept Medicare assignment?
Yes. Medicare's clinician data says Anna R. Whelan 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 Anna R. Whelan?
(508) 334-1000, as listed in official Medicare / NPI Registry data.
What is Anna R. Whelan's NPI number?
1922497874. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Anna R. Whelan works

Medicare's Facility Affiliation Data lists Anna R. Whelan 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 Anna R. Whelan is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Anna R. Whelan as a member of these groups (CMS data updated 2026-10-02).

  • UMass Memorial Medical Group Inc2,516 clinicians in the group
  • Reliant Medical Group Inc640 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Massachusetts →

Other OB-GYNs in Worcester

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

All OB-GYNs in Worcester →

Clinician information

CredentialMD
Medical schoolNorthwestern University Feinberg Medical School
Graduation year2016
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922497874
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