David Ahrens, D.C.
NPI 1639188212 · Chiropractor · San Clemente, CA
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Ahrens, D.C. is a Chiropractor provider in San Clemente, CA (NPI 1639188212).
Provider details
- NPI number
- 1639188212
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC15856 (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
- 2006-08-05
- Last updated
- 2008-03-06
Frequently asked questions
- What is David Ahrens's NPI number?
- David Ahrens's National Provider Identifier (NPI) is 1639188212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Ahrens's specialty?
- David Ahrens is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is David Ahrens located?
- David Ahrens's practice location on file with NPPES is 629 Camino De Los Mares, San Clemente, CA 92673-2829.
- What is David Ahrens's phone number?
- The practice phone number listed in the NPPES registry for David Ahrens is (949) 240-1334.
- Does David Ahrens accept Medicare?
- David Ahrens is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Ahrens's NPI active?
- Yes — David Ahrens's NPI (1639188212) is active in the NPPES registry as of the last update on 2008-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.