Sarah Denniston, M.D.
NPI 1093985509 · Pediatrics Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Denniston, M.D. is a Pediatrics Physician provider in San Antonio, TX (NPI 1093985509).
Provider details
- NPI number
- 1093985509
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- P7900 (TX)
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
18 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
- 2008-03-11
- Last updated
- 2015-02-12
Frequently asked questions
- What is Sarah Denniston's NPI number?
- Sarah Denniston's National Provider Identifier (NPI) is 1093985509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Denniston's specialty?
- Sarah Denniston is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Denniston located?
- Sarah Denniston's practice location on file with NPPES is 333 N Santa Rosa St, San Antonio, TX 78207-3108.
- What is Sarah Denniston's phone number?
- The practice phone number listed in the NPPES registry for Sarah Denniston is (210) 704-3718.
- Does Sarah Denniston accept Medicare?
- Sarah Denniston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Denniston's NPI active?
- Yes — Sarah Denniston's NPI (1093985509) is active in the NPPES registry as of the last update on 2015-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.