Joanna Gan, M.D.
NPI 1063856185 · Neurology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Gan, M.D. is a Neurology Physician provider in Los Angeles, CA (NPI 1063856185).
Provider details
- NPI number
- 1063856185
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD61690583 (WA)
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
13 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
- 2013-04-19
- Last updated
- 2025-08-04
- Certified
- 2025-08-04
Frequently asked questions
- What is Joanna Gan's NPI number?
- Joanna Gan's National Provider Identifier (NPI) is 1063856185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Gan's specialty?
- Joanna Gan is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Gan located?
- Joanna Gan's practice location on file with NPPES is 8730 Alden Drive, Los Angeles, CA 90048.
- What is Joanna Gan's phone number?
- The practice phone number listed in the NPPES registry for Joanna Gan is (310) 248-6842.
- Does Joanna Gan accept Medicare?
- Joanna Gan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Gan's NPI active?
- Yes — Joanna Gan's NPI (1063856185) is active in the NPPES registry as of the last update on 2025-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.