Quick answers
- Which hospitals does Gary D. Johnson work at?
- Medicare's official clinician data lists Gary D. Johnson at 2 hospitals: Rhode Island Hospital and The Miriam Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gary D. Johnson see patients?
- Medicare's clinician data lists 6 practice locations, including North Providence, RI, Providence, RI and Smithfield, RI. Call before your visit to confirm the address.
- What is Gary D. Johnson's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Gary D. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Gary D. Johnson 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 Gary D. Johnson?
- (401) 354-6050, as listed in official Medicare / NPI Registry data.
- What is Gary D. Johnson's NPI number?
- 1841226867. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gary D. Johnson works
Medicare's Facility Affiliation Data lists Gary D. Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Rhode Island HospitalProvidence, RI · Acute Care Hospital · CCN 410007
- The Miriam HospitalProvidence, RI · Acute Care Hospital · CCN 410012
Practice locations
Addresses where Gary D. Johnson is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 185 A High Service AveNorth Providence, RI 02904 (401) 354‑6050
- 185 High Service AveNorth Providence, RI 02904 (401) 354‑6050
- 593 Eddy StProvidence, RI 02903 (401) 444‑3032
- 593 Eddy St, Apc 5Providence, RI 02903 (401) 444‑3032
- 900 Douglas PikeSmithfield, RI 02917 (401) 618‑5507
Group practices
Medicare enrollment lists Gary D. Johnson as a member of these groups (CMS data updated 2026-10-02).
- Lifespan Physician Group Inc1,173 clinicians in the group
- Rhode Island Hospital437 clinicians in the group
- Brown Neurology16 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Rhode Island
Clinicians with the same Medicare primary specialty in Rhode Island — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Perelman School Of Med At The University Of Pennsylvania |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841226867 |
| 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