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Ernest Williamson, D.C.
NPI 1891188363 · Chiropractor · Escondido, CA
Ernest Williamson, D.C. is a Chiropractor provider in Escondido, CA (NPI 1891188363).
Provider details
- NPI number
- 1891188363
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 33218 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
1878 W El Norte Pkwy
Escondido, CA 92026-3343
Phone: (760) 741-7110
Street-level locationGet directions
Mailing address
780 Rose Ranch Rd
San Marcos, CA 92069-1121
Registry dates
- Enumerated
- 2015-03-09
- Last updated
- 2015-04-20
Frequently asked questions
- What is Ernest Williamson's NPI number?
- Ernest Williamson's National Provider Identifier (NPI) is 1891188363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernest Williamson's specialty?
- Ernest Williamson is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Ernest Williamson located?
- Ernest Williamson's practice location on file with NPPES is 1878 W El Norte Pkwy, Escondido, CA 92026-3343.
- What is Ernest Williamson's phone number?
- The practice phone number listed in the NPPES registry for Ernest Williamson is (760) 741-7110.
- Is Ernest Williamson's NPI active?
- Yes — Ernest Williamson's NPI (1891188363) is active in the NPPES registry as of the last update on 2015-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.