William Holden, PHD
NPI 1962506063 · Clinical Neuropsychologist · Victoria, TX
William Holden, PHD is a Clinical Neuropsychologist provider in Victoria, TX (NPI 1962506063).
Provider details
- NPI number
- 1962506063
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 24935 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2006-09-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Holden's NPI number?
- William Holden's National Provider Identifier (NPI) is 1962506063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Holden's specialty?
- William Holden is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is William Holden located?
- William Holden's practice location on file with NPPES is 1908 N Laurent, Victoria, TX 77901.
- What is William Holden's phone number?
- The practice phone number listed in the NPPES registry for William Holden is (361) 676-1676.
- Is William Holden's NPI active?
- Yes — William Holden's NPI (1962506063) 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.