Michael Hilliard, MD
NPI 1538140397 · Emergency Medicine Physician · Fort Sam Houston, TX
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Hilliard, MD is a Emergency Medicine Physician provider in Fort Sam Houston, TX (NPI 1538140397).
Provider details
- NPI number
- 1538140397
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- K4705 (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
- 2005-11-09
- Last updated
- 2022-08-10
- Certified
- 2022-08-10
Frequently asked questions
- What is Michael Hilliard's NPI number?
- Michael Hilliard's National Provider Identifier (NPI) is 1538140397, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Hilliard's specialty?
- Michael Hilliard is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Hilliard located?
- Michael Hilliard's practice location on file with NPPES is 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234-4504.
- What is Michael Hilliard's phone number?
- The practice phone number listed in the NPPES registry for Michael Hilliard is (210) 916-2460.
- Does Michael Hilliard accept Medicare?
- Michael Hilliard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Hilliard's NPI active?
- Yes — Michael Hilliard's NPI (1538140397) is active in the NPPES registry as of the last update on 2022-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.