Quick answers
- Where does Gabrielle C. Johnson see patients?
- Medicare's clinician data lists 1 practice location in Upland, CA. Call before your visit to confirm the address.
- What is Gabrielle C. Johnson's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Gabrielle C. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Gabrielle C. 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 Gabrielle C. Johnson?
- (909) 981-2273, as listed in official Medicare / NPI Registry data.
- What is Gabrielle C. Johnson's NPI number?
- 1811513021. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gabrielle C. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 974 W Foothill BlvdUpland, CA 91786 (909) 981‑2273
Group practices
Medicare enrollment lists Gabrielle C. Johnson as a member of this group (CMS data updated 2026-10-02).
- Advanced Medical and Urgent Care Center9 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Upland
Clinicians with the same Medicare primary specialty in Upland, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811513021 |
| 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
- 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