William Wortham, M.D.
NPI 1407831449 · Nephrology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Wortham, M.D. is a Nephrology Physician provider in San Antonio, TX (NPI 1407831449).
Provider details
- NPI number
- 1407831449
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J1063 (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
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
- 2005-12-13
- Last updated
- 2009-07-30
Frequently asked questions
- What is William Wortham's NPI number?
- William Wortham's National Provider Identifier (NPI) is 1407831449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Wortham's specialty?
- William Wortham is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is William Wortham located?
- William Wortham's practice location on file with NPPES is 2391 Ne Loop 410, San Antonio, TX 78217-5600.
- What is William Wortham's phone number?
- The practice phone number listed in the NPPES registry for William Wortham is (210) 654-7326.
- Does William Wortham accept Medicare?
- William Wortham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Wortham's NPI active?
- Yes — William Wortham's NPI (1407831449) is active in the NPPES registry as of the last update on 2009-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.