Alexandra Hajek, MS, RD, LD
NPI 1659256055 · Registered Dietitian · San Antonio, TX
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Hajek, MS, RD, LD is a Registered Dietitian provider in San Antonio, TX (NPI 1659256055).
Provider details
- NPI number
- 1659256055
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LD
- Sex
- Female
- Sole proprietor
- No
- License
- DT91402 (TX)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-08-06
- Last updated
- 2025-08-06
- Certified
- 2025-08-06
Frequently asked questions
- What is Alexandra Hajek's NPI number?
- Alexandra Hajek's National Provider Identifier (NPI) is 1659256055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Hajek's specialty?
- Alexandra Hajek is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Alexandra Hajek located?
- Alexandra Hajek's practice location on file with NPPES is 1870 W Bitters Rd Ste 101, San Antonio, TX 78248-1827.
- What is Alexandra Hajek's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Hajek is (210) 545-4422.
- Does Alexandra Hajek accept Medicare?
- Alexandra Hajek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Hajek's NPI active?
- Yes — Alexandra Hajek's NPI (1659256055) is active in the NPPES registry as of the last update on 2025-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.