Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SYLVESTER CHARLES
NPI 1689534448
Assistant Behavior Analyst in Elk Grove, CA

Q: What is Sylvester Charles's NPI number?

The NPI number for Sylvester Charles is 1689534448. It was assigned to this individual provider in the NPPES registry on November 14, 2025.

Q: What is Sylvester Charles's specialty?

The primary specialty registered for this NPI is Assistant Behavior Analyst with taxonomy code 106E00000X.

Q: When was this NPI record last updated?

The NPPES record for Sylvester Charles was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 14, 2025

2218 KAUSEN DR STE 104, ELK GROVE, CA 95758(888) 428-3223(323) 866-1881 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 11, 2026, Nov 14, 2025 (2 updates tracked since 2025).

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About Sylvester Charles NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYLVESTER CHARLES (NPI 1689534448) is an individual assistant behavior analyst provider in Elk Grove, California, licensed in (RBT-26-2848042) and active in the NPI registry since November 2025.

NPPES Registry Identity

NPI1689534448

Entity TypeIndividualMale

Primary Taxonomy106E00000X

Provider Legal NameSYLVESTER CHARLES

Location Address2218 KAUSEN DR STE 104Elk Grove, CA 95758-7178

Mailing Address501 Shatto Pl Ste 100Los Angeles, CA 90020-1747 · (888) 428-3223 · Fax (323) 866-1881

Phone(888) 428-3223

Fax(323) 866-1881

Sole ProprietorNo

Enumeration DateNovember 14, 2025

Last NPPES UpdateSeptember 11, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 11, 2026

✔ NPI 1689534448 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAssistant Behavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code106E00000X

License✔ Licensed · RBT-26-2848042

Definition

An assistant behavior analyst is qualified by Behavior Analyst Certification Board certification and/or a state-issued license or credential in behavior analysis to practice under the supervision of an appropriately credentialed professional behavior analyst. An assistant behavior analyst delivers services consistent with the dimensions of applied behavior analysis and supervision requirements defined in state laws or regulations and/or national certification standards. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing behavior-analytic treatment plans, training and supervising others in implementation of components of treatment plans, and direct implementation of treatment plans.

Also ListedBehavior TechnicianTaxonomy 106S00000X

2218 KAUSEN DR STE 104, Elk Grove, CA 95758

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALETA CHANG

Behavior Technician