Tiffany Ly
NPI 1225884554 · Physician Assistant · San Diego, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Ly is a Physician Assistant provider in San Diego, CA (NPI 1225884554).
Provider details
- NPI number
- 1225884554
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PA67669 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2024-04-26
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Tiffany Ly's NPI number?
- Tiffany Ly's National Provider Identifier (NPI) is 1225884554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Ly's specialty?
- Tiffany Ly is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tiffany Ly located?
- Tiffany Ly's practice location on file with NPPES is 4060 Fairmount Ave, San Diego, CA 92105-1608.
- What is Tiffany Ly's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Ly is (714) 400-5093.
- Does Tiffany Ly accept Medicare?
- Tiffany Ly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Ly's NPI active?
- Yes — Tiffany Ly's NPI (1225884554) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.