William Powell, M.D.
NPI 1255340626 · Obstetrics & Gynecology Physician · San Antonio, TX
William Powell, M.D. is a Obstetrics & Gynecology Physician provider in San Antonio, TX (NPI 1255340626).
Provider details
- NPI number
- 1255340626
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L3439 (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
19 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
- 2006-08-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Powell's NPI number?
- William Powell's National Provider Identifier (NPI) is 1255340626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Powell's specialty?
- William Powell is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Powell located?
- William Powell's practice location on file with NPPES is 8715 Village Dr, San Antonio, TX 78217-5405.
- What is William Powell's phone number?
- The practice phone number listed in the NPPES registry for William Powell is (210) 653-5501.
- Is William Powell's NPI active?
- Yes — William Powell's NPI (1255340626) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.