What is Derrian Williams's NPI number?

Derrian Williams's National Provider Identifier (NPI) is 1609686526, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Derrian Williams's specialty?

Derrian Williams is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Derrian Williams located?

Derrian Williams's practice location on file with NPPES is 855 Broad Ave Apt 42, Ridgefield, NJ 07657-1032.

What is Derrian Williams's phone number?

The practice phone number listed in the NPPES registry for Derrian Williams is (860) 215-6428.

Is Derrian Williams's NPI active?

Yes — Derrian Williams's NPI (1609686526) is active in the NPPES registry as of the last update on 2025-01-13.

IndividualActive

Derrian Williams

NPI 1609686526 · Behavior Analyst · Ridgefield, NJ

Derrian Williams is a Behavior Analyst provider in Ridgefield, NJ (NPI 1609686526).

Provider details

NPI number: 1609686526
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes
License: BACB755906 (NJ)

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense BACB755906 (NJ)
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

855 Broad Ave Apt 42

Ridgefield, NJ 07657-1032

Phone: (860) 215-6428

Street-level locationGet directions

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Mailing address