Diana Villazana-Kretzer, D.O
NPI 1578791190 · Maternal & Fetal Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Villazana-Kretzer, D.O is a Maternal & Fetal Medicine Physician provider in San Antonio, TX (NPI 1578791190).
Provider details
- NPI number
- 1578791190
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Female
- Sole proprietor
- No
- License
- N9661 (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
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 36000 Darnall LoopFort Hood, TX 76544-5095Phone: (254) 288-8109
- 3551 Roger Brooke DrSan Antonio, TX 78234-4504Phone: (210) 916-6463
- 2401 S 31st StTemple, TX 76508-0001Phone: (254) 724-2111
Registry dates
- Enumerated
- 2009-06-23
- Last updated
- 2023-03-28
- Certified
- 2023-03-28
Frequently asked questions
- What is Diana Villazana-Kretzer's NPI number?
- Diana Villazana-Kretzer's National Provider Identifier (NPI) is 1578791190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Villazana-Kretzer's specialty?
- Diana Villazana-Kretzer is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diana Villazana-Kretzer located?
- Diana Villazana-Kretzer's practice location on file with NPPES is 333 N Santa Rosa, San Antonio, TX 78207-3108.
- What is Diana Villazana-Kretzer's phone number?
- The practice phone number listed in the NPPES registry for Diana Villazana-Kretzer is (713) 798-1750.
- Does Diana Villazana-Kretzer accept Medicare?
- Diana Villazana-Kretzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Villazana-Kretzer's NPI active?
- Yes — Diana Villazana-Kretzer's NPI (1578791190) is active in the NPPES registry as of the last update on 2023-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.