IndividualActive
Matthew Williamson
NPI 1104614726 · School Counselor · Ventura, CA
Matthew Williamson is a School Counselor provider in Ventura, CA (NPI 1104614726).
Provider details
- NPI number
- 1104614726
- Entity type
- Individual
- Primary specialty
- School CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 220012060 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
9655 Darling Rd
Ventura, CA 93004-3778
Phone: (805) 672-0220
Street-level locationGet directions
Mailing address
9655 Darling Rd
Ventura, CA 93004-3778
Registry dates
- Enumerated
- 2025-04-25
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Matthew Williamson's NPI number?
- Matthew Williamson's National Provider Identifier (NPI) is 1104614726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Williamson's specialty?
- Matthew Williamson is listed in the NPPES registry with a primary specialty of School Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Williamson located?
- Matthew Williamson's practice location on file with NPPES is 9655 Darling Rd, Ventura, CA 93004-3778.
- What is Matthew Williamson's phone number?
- The practice phone number listed in the NPPES registry for Matthew Williamson is (805) 672-0220.
- Is Matthew Williamson's NPI active?
- Yes — Matthew Williamson's NPI (1104614726) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.