John Graybill, MD
NPI 1710094875 · Infectious Disease Physician · San Antonio, TX
John Graybill, MD is a Infectious Disease Physician provider in San Antonio, TX (NPI 1710094875).
Provider details
- NPI number
- 1710094875
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E3560 (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
- 2006-08-24
- Last updated
- 2011-03-30
Frequently asked questions
- What is John Graybill's NPI number?
- John Graybill's National Provider Identifier (NPI) is 1710094875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Graybill's specialty?
- John Graybill is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Graybill located?
- John Graybill's practice location on file with NPPES is 4502 Medical Dr, San Antonio, TX 78229-4402.
- What is John Graybill's phone number?
- The practice phone number listed in the NPPES registry for John Graybill is (210) 358-4000.
- Is John Graybill's NPI active?
- Yes — John Graybill's NPI (1710094875) is active in the NPPES registry as of the last update on 2011-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.