Quick answers
- Which hospitals does Erin M. Oconnor work at?
- Medicare's official clinician data lists Erin M. Oconnor at 5 hospitals: Lahey Hospital & Medical Center, Burlington, Massachusetts General Hospital, Melrosewakefield Healthcare, North Shore Medical Center - and Winchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Erin M. Oconnor see patients?
- Medicare's clinician data lists 4 practice locations, including Medford, MA. Call before your visit to confirm the address.
- What is Erin M. Oconnor's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Erin M. Oconnor accept Medicare assignment?
- Yes. Medicare's clinician data says Erin M. Oconnor 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 Erin M. Oconnor offer telehealth?
- Medicare's clinician data says Erin M. Oconnor offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Erin M. Oconnor?
- (781) 874-0175, as listed in official Medicare / NPI Registry data.
- What is Erin M. Oconnor's NPI number?
- 1295756609. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Erin M. Oconnor works
Medicare's Facility Affiliation Data lists Erin M. Oconnor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA · Acute Care Hospital · CCN 220171
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · CCN 220071
- Melrosewakefield HealthcareMelrose, MA · Acute Care Hospital · CCN 220070
- North Shore Medical Center -Salem, MA · Acute Care Hospital · CCN 220035
- Winchester HospitalWinchester, MA · Acute Care Hospital · CCN 220105
Practice locations
Addresses where Erin M. Oconnor is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 Main StMedford, MA 02155 (781) 874‑0175
- 127 Main StMedford, MA 02155 (781) 395‑4909
- 137 Main StMedford, MA 02155 (781) 395‑4761
- 170 Governors AveMedford, MA 02155 (781) 395‑4909
Group practices
Medicare enrollment lists Erin M. Oconnor as a member of these groups (CMS data updated 2026-10-02).
- Mass General Brigham Medical Group Suburban Massachusetts Inc602 clinicians in the group
- Mass General Brigham Community Physicians Inc428 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Medford
Clinicians with the same Medicare primary specialty in Medford, MA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1295756609 |
| 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