Mark Barnhardt, D.O.
NPI 1659361194 · Pediatrics Physician · Fort Sam Houston, TX
Mark Barnhardt, D.O. is a Pediatrics Physician provider in Fort Sam Houston, TX (NPI 1659361194).
Provider details
- NPI number
- 1659361194
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- L2127 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-10-26
- Last updated
- 2011-09-12
Frequently asked questions
- What is Mark Barnhardt's NPI number?
- Mark Barnhardt's National Provider Identifier (NPI) is 1659361194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Barnhardt's specialty?
- Mark Barnhardt is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Barnhardt located?
- Mark Barnhardt's practice location on file with NPPES is 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234-4504.
- What is Mark Barnhardt's phone number?
- The practice phone number listed in the NPPES registry for Mark Barnhardt is (210) 916-3160.
- Is Mark Barnhardt's NPI active?
- Yes — Mark Barnhardt's NPI (1659361194) is active in the NPPES registry as of the last update on 2011-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.