IndividualActive
Lawrence Williamson
NPI 1528542909 · Mental Health Counselor · San Diego, CA
Lawrence Williamson is a Mental Health Counselor provider in San Diego, CA (NPI 1528542909).
Provider details
- NPI number
- 1528542909
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
734 10th Ave
San Diego, CA 92101-6502
Phone: (619) 585-7686
Street-level locationGet directions
Mailing address
734 10th Ave
San Diego, CA 92101-6502
Registry dates
- Enumerated
- 2018-09-20
- Last updated
- 2018-09-20
Frequently asked questions
- What is Lawrence Williamson's NPI number?
- Lawrence Williamson's National Provider Identifier (NPI) is 1528542909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Williamson's specialty?
- Lawrence Williamson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Lawrence Williamson located?
- Lawrence Williamson's practice location on file with NPPES is 734 10th Ave, San Diego, CA 92101-6502.
- What is Lawrence Williamson's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Williamson is (619) 585-7686.
- Is Lawrence Williamson's NPI active?
- Yes — Lawrence Williamson's NPI (1528542909) is active in the NPPES registry as of the last update on 2018-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.