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David Deffner, D.C.
NPI 1245451228 · Chiropractor · Mexia, TX
David Deffner, D.C. is a Chiropractor provider in Mexia, TX (NPI 1245451228).
Provider details
- NPI number
- 1245451228
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2759 (TX)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(90/100 index)
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.
Mailing address
926 E. Main
Mexia, TX 76667
Registry dates
- Enumerated
- 2007-05-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Deffner's NPI number?
- David Deffner's National Provider Identifier (NPI) is 1245451228, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Deffner's specialty?
- David Deffner is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is David Deffner located?
- David Deffner's practice location on file with NPPES is 926 E. Main, Mexia, TX 76667.
- What is David Deffner's phone number?
- The practice phone number listed in the NPPES registry for David Deffner is (254) 562-7137.
- Is David Deffner's NPI active?
- Yes — David Deffner's NPI (1245451228) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.