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SIERRA STILLWELL
NPI 1902482151
Behavior Analyst in Savannah, GA

Active since March 18, 2021
18 PARK OF COMMERCE WAY, SAVANNAH, GA 31405(706) 842-5330(706) 842-5340 Get Directions Write a Review

NPPES record last updated: May 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 8, 2025, Jul 21, 2024, Mar 18, 2021 (3 updates tracked since 2021).

About Sierra Stillwell NPPES

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

SIERRA STILLWELL (NPI 1902482151) is an individual behavior analyst provider in Savannah, Georgia and active in the NPI registry since March 2021.

NPPES Registry Identity

NPI1902482151
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameSIERRA STILLWELL
Location Address18 PARK OF COMMERCE WAYSavannah, GA 31405
Mailing Address209 7th St Fl 3Augusta, GA 30901-1486 · (706) 842-5330 · Fax (706) 842-5340
Phone(706) 842-5330
Fax(706) 842-5340
Sole ProprietorNo
Enumeration DateMarch 18, 2021
Last NPPES UpdateMay 8, 20253 updates tracked since enumeration
NPPES CertifiedApril 29, 2025
✔ NPI 1902482151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code103K00000X
Definition
A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.
18 PARK OF COMMERCE WAY, Savannah, GA 31405
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Other Providers at the Same Location NPPES 5

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

ALEXIS WILLIAMS
Behavior Technician
18 PARK OF COMMERCE WAY
SAVANNAH, GA 31405
Chatham County (706) 842-5330
TAYLOR PISCITELLI
Behavior Analyst
18 PARK OF COMMERCE WAY
SAVANNAH, GA 31405
Chatham County (706) 842-5330
KARRINGTON MCCORD
Behavior Analyst
18 PARK OF COMMERCE WAY
SAVANNAH, GA 31405
Chatham County (706) 842-5330
NOAH INSEL
Behavior Technician
18 PARK OF COMMERCE WAY
SAVANNAH, GA 31405
Chatham County (706) 842-5330
SAVANNAH HAYDEN
Behavior Technician
18 PARK OF COMMERCE WAY
SAVANNAH, GA 31405
Chatham County (706) 842-5330

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sierra Stillwell's NPI number?

The NPI number for Sierra Stillwell is 1902482151. It was assigned to this individual provider in the NPPES registry on March 18, 2021.

Where is Sierra Stillwell located?

Sierra Stillwell practices at 18 Park Of Commerce Way, Savannah, GA 31405. The listed phone number is (706) 842-5330.

What is Sierra Stillwell's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

What insurance does Sierra Stillwell accept?

Health plans from UnitedHealthcare list Sierra Stillwell as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Sierra Stillwell was last updated on May 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.