Darrel Carlton, MD
NPI 1427128677 · Ophthalmology Physician · Fort Sam Houston, TX
Enrolled with Medicare as Order and Referring Only - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darrel Carlton, MD is a Ophthalmology Physician provider in Fort Sam Houston, TX (NPI 1427128677).
Provider details
- NPI number
- 1427128677
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9901140 (NC)
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
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
- 2006-11-08
- Last updated
- 2021-02-03
- Certified
- 2021-01-05
Frequently asked questions
- What is Darrel Carlton's NPI number?
- Darrel Carlton's National Provider Identifier (NPI) is 1427128677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darrel Carlton's specialty?
- Darrel Carlton is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Darrel Carlton located?
- Darrel Carlton's practice location on file with NPPES is 3551 Roger Brooke Dr Dept of, Fort Sam Houston, TX 78234-4504.
- What is Darrel Carlton's phone number?
- The practice phone number listed in the NPPES registry for Darrel Carlton is (210) 539-9582.
- Does Darrel Carlton accept Medicare?
- Darrel Carlton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darrel Carlton's NPI active?
- Yes — Darrel Carlton's NPI (1427128677) is active in the NPPES registry as of the last update on 2021-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.