Quick answers
- Which hospitals does Sarah O'Shea work at?
- Medicare's official clinician data lists Sarah O'Shea at 4 hospitals: Baystate Medical Center, Baystate Noble Hospital, Holyoke Medical Center and Mercy Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sarah O'Shea see patients?
- Medicare's clinician data lists 2 practice locations, including Westfield, MA and Chicopee, MA. Call before your visit to confirm the address.
- What is Sarah O'Shea's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Sarah O'Shea accept Medicare assignment?
- Yes. Medicare's clinician data says Sarah O'Shea 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.
- Does Sarah O'Shea offer telehealth?
- Medicare's clinician data says Sarah O'Shea offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sarah O'Shea?
- (413) 533-2452, as listed in official Medicare / NPI Registry data.
- What is Sarah O'Shea's NPI number?
- 1912269622. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sarah O'Shea works
Medicare's Facility Affiliation Data lists Sarah O'Shea at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baystate Medical CenterSpringfield, MA · Acute Care Hospital · CCN 220077
- Baystate Noble HospitalWestfield, MA · Acute Care Hospital · CCN 220065
- Holyoke Medical CenterHolyoke, MA · Acute Care Hospital · CCN 220024
- Mercy Medical CenterSpringfield, MA · Acute Care Hospital · CCN 220066
Practice locations
Addresses where Sarah O'Shea is enrolled with Medicare (CMS data updated 2026-10-02).
- 140 Southampton RdWestfield, MA 01085 (413) 533‑2452
- 1962 Memorial DrChicopee, MA 01020 (413) 552‑3250
Group practices
Medicare enrollment lists Sarah O'Shea as a member of this group (CMS data updated 2026-10-02).
- Western Mass Physician Associates Inc71 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Westfield
Clinicians with the same Medicare primary specialty in Westfield, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1912269622 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians