Billy Layton, MD
NPI 1699794008 · Anesthesiology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Billy Layton, MD is a Anesthesiology Physician provider in San Antonio, TX (NPI 1699794008).
Provider details
- NPI number
- 1699794008
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- L5426 (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
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
- 2006-07-18
- Last updated
- 2016-03-24
Frequently asked questions
- What is Billy Layton's NPI number?
- Billy Layton's National Provider Identifier (NPI) is 1699794008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Billy Layton's specialty?
- Billy Layton is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Billy Layton located?
- Billy Layton's practice location on file with NPPES is 45 Ne Loop 410, San Antonio, TX 78216-5832.
- What is Billy Layton's phone number?
- The practice phone number listed in the NPPES registry for Billy Layton is (210) 375-7790.
- Does Billy Layton accept Medicare?
- Billy Layton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Billy Layton's NPI active?
- Yes — Billy Layton's NPI (1699794008) is active in the NPPES registry as of the last update on 2016-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.