Alexander Black, M.D.
NPI 1851387252 · Pediatric Cardiology Physician · Jbsa Ft Sam Houston, TX
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Black, M.D. is a Pediatric Cardiology Physician provider in Jbsa Ft Sam Houston, TX (NPI 1851387252).
Provider details
- NPI number
- 1851387252
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00040811 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-09-22
- Last updated
- 2023-09-01
- Certified
- 2023-09-01
Frequently asked questions
- What is Alexander Black's NPI number?
- Alexander Black's National Provider Identifier (NPI) is 1851387252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Black's specialty?
- Alexander Black is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Black located?
- Alexander Black's practice location on file with NPPES is 3551 Roger Brooke Dr, Jbsa Ft Sam Houston, TX 78234-4504.
- What is Alexander Black's phone number?
- The practice phone number listed in the NPPES registry for Alexander Black is (210) 916-4129.
- Does Alexander Black accept Medicare?
- Alexander Black is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Black's NPI active?
- Yes — Alexander Black's NPI (1851387252) is active in the NPPES registry as of the last update on 2023-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.