William Healy, M.D.
NPI 1356572515 · Diagnostic Ultrasound Physician · San Marcos, TX
William Healy, M.D. is a Diagnostic Ultrasound Physician provider in San Marcos, TX (NPI 1356572515).
Provider details
- NPI number
- 1356572515
- Entity type
- Individual
- Primary specialty
- Diagnostic Ultrasound PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- E-1867 (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
16 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
- 2009-08-05
- Last updated
- 2009-08-05
Frequently asked questions
- What is William Healy's NPI number?
- William Healy's National Provider Identifier (NPI) is 1356572515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Healy's specialty?
- William Healy is listed in the NPPES registry with a primary specialty of Diagnostic Ultrasound Physician (Allopathic & Osteopathic Physicians).
- Where is William Healy located?
- William Healy's practice location on file with NPPES is 725 Mountain Dr, San Marcos, TX 78666-5233.
- What is William Healy's phone number?
- The practice phone number listed in the NPPES registry for William Healy is (512) 353-2974.
- Is William Healy's NPI active?
- Yes — William Healy's NPI (1356572515) is active in the NPPES registry as of the last update on 2009-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.