Derrick Williams, LMSW
NPI 1457774606 · Mental Health Counselor · Brooklyn, NY
Derrick Williams, LMSW is a Mental Health Counselor provider in Brooklyn, NY (NPI 1457774606).
Provider details
- NPI number
- 1457774606
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 087863-1 (NY)
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
12 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
- 2014-01-23
- Last updated
- 2014-01-23
Frequently asked questions
- What is Derrick Williams's NPI number?
- Derrick Williams's National Provider Identifier (NPI) is 1457774606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derrick Williams's specialty?
- Derrick Williams is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Derrick Williams located?
- Derrick Williams's practice location on file with NPPES is 102 Pilling St, Brooklyn, NY 11207-1610.
- What is Derrick Williams's phone number?
- The practice phone number listed in the NPPES registry for Derrick Williams is (718) 602-1000.
- Is Derrick Williams's NPI active?
- Yes — Derrick Williams's NPI (1457774606) is active in the NPPES registry as of the last update on 2014-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.