Quick answers
- Which hospitals does Heidi A. Obrien work at?
- Medicare's official clinician data lists Heidi A. Obrien at 2 hospitals: Milford Regional Medical Center and UMass Memorial Medical Center/University Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Heidi A. Obrien see patients?
- Medicare's clinician data lists 3 practice locations, including Milford, MA and Medway, MA. Call before your visit to confirm the address.
- What is Heidi A. Obrien's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Heidi A. Obrien accept Medicare assignment?
- Yes. Medicare's clinician data says Heidi A. Obrien 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 Heidi A. Obrien offer telehealth?
- Medicare's clinician data says Heidi A. Obrien offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Heidi A. Obrien?
- (508) 482-5411, as listed in official Medicare / NPI Registry data.
- What is Heidi A. Obrien's NPI number?
- 1417057944. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Heidi A. Obrien works
Medicare's Facility Affiliation Data lists Heidi A. Obrien at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Milford Regional Medical CenterMilford, MA · Acute Care Hospital · CCN 220090
- UMass Memorial Medical Center/University CampusWorcester, MA · Acute Care Hospital · CCN 220163
Practice locations
Addresses where Heidi A. Obrien is enrolled with Medicare (CMS data updated 2026-10-02).
- 115 Water StMilford, MA 01757
- 115 Water St, Suite 104Milford, MA 01757 (508) 482‑5411
- 68 A Main StMedway, MA 02053
Group practices
Medicare enrollment lists Heidi A. Obrien as a member of these groups (CMS data updated 2026-10-02).
- UMass Memorial Medical Group Inc2,516 clinicians in the group
- Milford Regional Physician Group, Inc.210 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Milford
Clinicians with the same Medicare primary specialty in Milford, MA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1417057944 |
| 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