Sarah Walter, MD
NPI 1891224812 · Pediatric Critical Care Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Walter, MD is a Pediatric Critical Care Medicine Physician provider in Austin, TX (NPI 1891224812).
Provider details
- NPI number
- 1891224812
- Entity type
- Individual
- Primary specialty
- Pediatric Critical Care Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- S6323 (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
9 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
- 2017-06-05
- Last updated
- 2023-07-07
- Certified
- 2023-07-07
Frequently asked questions
- What is Sarah Walter's NPI number?
- Sarah Walter's National Provider Identifier (NPI) is 1891224812, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Walter's specialty?
- Sarah Walter is listed in the NPPES registry with a primary specialty of Pediatric Critical Care Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Walter located?
- Sarah Walter's practice location on file with NPPES is 4900 Mueller Blvd, Austin, TX 78723-3051.
- What is Sarah Walter's phone number?
- The practice phone number listed in the NPPES registry for Sarah Walter is (512) 324-9999.
- Does Sarah Walter accept Medicare?
- Sarah Walter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Walter's NPI active?
- Yes — Sarah Walter's NPI (1891224812) is active in the NPPES registry as of the last update on 2023-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.