Quick answers
- Which hospitals does Katherine Nguyen work at?
- Medicare's official clinician data lists Katherine Nguyen at 4 hospitals: Grossmont Hospital, Scripps Mercy Hospital, Sharp Coronado Hospital and Healthcare Center and UC San Diego Health Hillcrest - Hillcrest Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Katherine Nguyen see patients?
- Medicare's clinician data lists 1 practice location in San Diego, CA. Call before your visit to confirm the address.
- What is Katherine Nguyen's specialty?
- Medicare lists Rheumatology as the primary specialty.
- Does Katherine Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Katherine Nguyen 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 Katherine Nguyen offer telehealth?
- Medicare's clinician data says Katherine Nguyen offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Katherine Nguyen?
- (858) 657-7000, as listed in official Medicare / NPI Registry data.
- What is Katherine Nguyen's NPI number?
- 1356319875. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Katherine Nguyen works
Medicare's Facility Affiliation Data lists Katherine Nguyen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grossmont HospitalLa Mesa, CA · Acute Care Hospital · CCN 050026
- Scripps Mercy HospitalSan Diego, CA · Acute Care Hospital · CCN 050077
- Sharp Coronado Hospital and Healthcare CenterCoronado, CA · Acute Care Hospital · CCN 050234
- UC San Diego Health Hillcrest - Hillcrest Medical CenterSan Diego, CA · Acute Care Hospital · CCN 050025
Practice locations
Addresses where Katherine Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 W Arbor DrSan Diego, CA 92103 (858) 657‑7000
Group practices
Medicare enrollment lists Katherine Nguyen as a member of this group (CMS data updated 2026-10-02).
- Regents of the University of California2,089 clinicians in the group
Specialties
- Rheumatologyprimary
Other rheumatologists in San Diego
Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Diego School Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356319875 |
| 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