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Derrick Williams
NPI 1538013776 · Peer Specialist · Massapequa Park, NY
Derrick Williams is a Peer Specialist provider in Massapequa Park, NY (NPI 1538013776).
Provider details
- NPI number
- 1538013776
- Entity type
- Individual
- Primary specialty
- Peer SpecialistOther Service Providers
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
5100 Sunrise Hwy Fl 2
Massapequa Park, NY 11762-2935
Phone: (631) 696-4357
Street-level locationGet directions
Mailing address
1377 Motor Pkwy Ste 102
Islandia, NY 11749-5249
Registry dates
- Enumerated
- 2026-02-24
- Last updated
- 2026-02-24
- Certified
- 2026-02-24
Frequently asked questions
- What is Derrick Williams's NPI number?
- Derrick Williams's National Provider Identifier (NPI) is 1538013776, 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 Peer Specialist (Other Service Providers).
- Where is Derrick Williams located?
- Derrick Williams's practice location on file with NPPES is 5100 Sunrise Hwy Fl 2, Massapequa Park, NY 11762-2935.
- What is Derrick Williams's phone number?
- The practice phone number listed in the NPPES registry for Derrick Williams is (631) 696-4357.
- Is Derrick Williams's NPI active?
- Yes — Derrick Williams's NPI (1538013776) is active in the NPPES registry as of the last update on 2026-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.