Quick answers
- Which hospitals does May M. Riad work at?
- Medicare's official clinician data lists May M. Riad at 4 hospitals: Boston Medical Center, Brigham and Women's Hospital, Massachusetts General Hospital and Newton-Wellesley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does May M. Riad see patients?
- Medicare's clinician data lists 3 practice locations, including Watertown, MA and Lawrence, MA. Call before your visit to confirm the address.
- What is May M. Riad's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does May M. Riad accept Medicare assignment?
- Yes. Medicare's clinician data says May M. Riad 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 May M. Riad offer telehealth?
- Medicare's clinician data says May M. Riad offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for May M. Riad?
- (781) 653-0100, as listed in official Medicare / NPI Registry data.
- What is May M. Riad's NPI number?
- 1710355706. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where May M. Riad works
Medicare's Facility Affiliation Data lists May M. Riad at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Boston Medical CenterBoston, MA · Acute Care Hospital · CCN 220031
- Brigham and Women's HospitalBoston, MA · Acute Care Hospital · CCN 220110
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · CCN 220071
- Newton-Wellesley HospitalNewton, MA · Acute Care Hospital · CCN 220101
Practice locations
Addresses where May M. Riad is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Mount Auburn StWatertown, MA 02472 (781) 653‑0100
- 11 Mount Auburn StWatertown, MA 02472 (877) 937‑8128
- 500 Merrimack StLawrence, MA 01843 (978) 557‑8900
Group practices
Medicare enrollment lists May M. Riad 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
- Internal Medicineprimary
Other internal medicine doctors in Watertown
Clinicians with the same Medicare primary specialty in Watertown, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1710355706 |
| 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