Nghia Phan, DC
NPI 1659444081 · Chiropractor · San Leandro, CA
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nghia Phan, DC is a Chiropractor provider in San Leandro, CA (NPI 1659444081).
Provider details
- NPI number
- 1659444081
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC27279 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-15
- Last updated
- 2007-07-09
Frequently asked questions
- What is Nghia Phan's NPI number?
- Nghia Phan's National Provider Identifier (NPI) is 1659444081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nghia Phan's specialty?
- Nghia Phan is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Nghia Phan located?
- Nghia Phan's practice location on file with NPPES is 433 Estudillo Ave Ste 100, San Leandro, CA 94577-4915.
- What is Nghia Phan's phone number?
- The practice phone number listed in the NPPES registry for Nghia Phan is (510) 483-2836.
- Does Nghia Phan accept Medicare?
- Nghia Phan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nghia Phan's NPI active?
- Yes — Nghia Phan's NPI (1659444081) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.