Dr. Allen W Chan
NPI 1780699579 · Chiropractor · San Diego, CA
Dr. Allen W Chan is a Chiropractor organization in San Diego, CA (NPI 1780699579).
Provider details
- NPI number
- 1780699579
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Allen Chan, Clinic Director(858) 484-0800
- License
- DC29443 (CA)
Specialties & taxonomies
Chiropractic Providers
Chiropractic Providers
- Acupuncturist171100000X
Other Service 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
Other names (DBA / former)
- Doing business as
- Chan Chiropractic
Registry dates
- Enumerated
- 2006-07-30
- Last updated
- 2025-09-11
Frequently asked questions
- What is Dr. Allen W Chan's NPI number?
- Dr. Allen W Chan's National Provider Identifier (NPI) is 1780699579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Allen W Chan?
- Dr. Allen W Chan is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Dr. Allen W Chan located?
- Dr. Allen W Chan's practice location on file with NPPES is 9871 Carmel Mountain Rd, San Diego, CA 92129-2811.
- What is Dr. Allen W Chan's phone number?
- The practice phone number listed in the NPPES registry for Dr. Allen W Chan is (858) 484-0800.
- Who is the authorized official for Dr. Allen W Chan?
- The authorized official listed on Dr. Allen W Chan's NPPES record is Allen Chan, Clinic Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Allen W Chan's NPI active?
- Yes — Dr. Allen W Chan's NPI (1780699579) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.