Quick answers
- Which hospitals does Mary H. Riddle work at?
- Medicare's official clinician data lists Mary H. Riddle at 1 hospital: Women & Infants Hospital of Rhode Island. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mary H. Riddle see patients?
- Medicare's clinician data lists 3 practice locations, including Providence, RI and New York, NY. Call before your visit to confirm the address.
- What is Mary H. Riddle's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Mary H. Riddle accept Medicare assignment?
- Yes. Medicare's clinician data says Mary H. Riddle 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 Mary H. Riddle?
- (401) 274-1122, as listed in official Medicare / NPI Registry data.
- What is Mary H. Riddle's NPI number?
- 1952814097. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mary H. Riddle works
Medicare's Facility Affiliation Data lists Mary H. Riddle at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Women & Infants Hospital of Rhode IslandProvidence, RI · Acute Care Hospital · CCN 410010
Practice locations
Addresses where Mary H. Riddle is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 Dudley StProvidence, RI 02905 (401) 274‑1122
- 1275 York AveNew York, NY 10065 (212) 639‑2000
- 205 E 64th StNew York, NY 10065 (646) 449‑1000
Group practices
Medicare enrollment lists Mary H. Riddle as a member of these groups (CMS data updated 2026-10-02).
- Affinity Physicians LLC.730 clinicians in the group
- Memorial Medical Consultation Group76 clinicians in the group
- Memorial Psychiatry Group49 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Providence
Clinicians with the same Medicare primary specialty in Providence, RI — not a recommendation.
Clinician information
| Graduation year | 2016 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952814097 |
| 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