Nancy Kellogg, MD
NPI 1386681013 · Pediatrics Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Kellogg, MD is a Pediatrics Physician provider in San Antonio, TX (NPI 1386681013).
Provider details
- NPI number
- 1386681013
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- H0516 (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
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
- 2006-06-01
- Last updated
- 2011-11-10
Frequently asked questions
- What is Nancy Kellogg's NPI number?
- Nancy Kellogg's National Provider Identifier (NPI) is 1386681013, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Kellogg's specialty?
- Nancy Kellogg is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Kellogg located?
- Nancy Kellogg's practice location on file with NPPES is 315 N San Saba, San Antonio, TX 78207-3154.
- What is Nancy Kellogg's phone number?
- The practice phone number listed in the NPPES registry for Nancy Kellogg is (210) 704-3939.
- Does Nancy Kellogg accept Medicare?
- Nancy Kellogg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Kellogg's NPI active?
- Yes — Nancy Kellogg's NPI (1386681013) is active in the NPPES registry as of the last update on 2011-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.