Xinyu Ji, MD
NPI 1881447183 · Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xinyu Ji, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Los Angeles, CA (NPI 1881447183).
Provider details
- NPI number
- 1881447183
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- R23912
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-04-08
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Xinyu Ji's NPI number?
- Xinyu Ji's National Provider Identifier (NPI) is 1881447183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xinyu Ji's specialty?
- Xinyu Ji is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Xinyu Ji located?
- Xinyu Ji's practice location on file with NPPES is 200 Ucla Medical Plz Ste 365a, Los Angeles, CA 90095-8344.
- What is Xinyu Ji's phone number?
- The practice phone number listed in the NPPES registry for Xinyu Ji is (310) 206-8272.
- Does Xinyu Ji accept Medicare?
- Xinyu Ji is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xinyu Ji's NPI active?
- Yes — Xinyu Ji's NPI (1881447183) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.