Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1356045363 Individual Practitioner Female Practitioner

Grace Willoughby

Behavior Analyst • Tucson, AZ

Professional Overview & Biography Verified Profile Summary

Grace Willoughby is a registered healthcare professional specializing in Behavior Analyst in Tucson, AZ. Practice services are available at 3710 W OVERTON RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

3710 W Overton Rd

Tucson, AZ 857420152

Telephone 5204858846

Specialty Benchmarks & Practice Insights

Comparative analytics for Behavior Analyst in Tucson, AZ

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 16.0 Yrs
State Avg: 12.8 Yrs
Regional Practice Density
211 Specialists

Practicing in Tucson, AZ (1778 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-07-28
Behavior Analyst Primary Specialty

NUCC Taxonomy Code: 103K00000X

State License AZ 1-25-79610

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.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

18 Associated Practitioners
Adriana Prieto , RBT

Behavior Technician

NPI 1043771280

Registered Behavior Technician

Daniela Cazares , RBT

Behavior Technician

NPI 1053949032

Registered Behavior Technician

Kelly Helmuth

Behavior Technician

NPI 1184328106
Cecilia Hernandez , RBT

Behavior Technician

NPI 1275161242

Registered Behavior Technician

Sierra Washington , RBT

Behavior Technician

NPI 1295373900

Registered Behavior Technician

Storm Glassheart , RBT

Behavior Technician

NPI 1457982639

Registered Behavior Technician

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 28, 2026

Behavior Analyst (License #1-25-79610 in AZ)

👤
Provider Name / Credentials Updated July 10, 2026

Recorded as GRACE WILLOUGHBY

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 10, 2026

Assistant Behavior Analyst

📍
Updated Practice Location March 17, 2025

Registered at 3710 W OVERTON RD, TUCSON, AZ 857420152 (Tel: 5204858846)

📍
Updated Business Mailing Address March 17, 2025

Registered at 3710 W OVERTON RD, TUCSON, AZ 85742

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 17, 2025

Behavior Analyst (License #1-25-79610 in AZ)

NPI Profile Active March 27, 2023

NPI status registered as active in NPPES database

📍
Updated Practice Location March 27, 2023

Registered at 1 S CHURCH AVE STE 1200, TUCSON, AZ 857011601 (Tel: 5204858846)

📍
Updated Business Mailing Address March 27, 2023

Registered at PO BOX 258831, OKLAHOMA CITY, OK 731258831

👤
Provider Name / Credentials Updated March 27, 2023

Recorded as GRACE HUGHES

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2023

Assistant Behavior Analyst

🟢
Initial NPI Registration & Enumeration March 27, 2023

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Grace Willoughby. Be the first to share your experience!

Sign in to leave a review for Grace Willoughby

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1356045363
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 27, 2023
Last Update: July 28, 2026
Sole Proprietor: No

Mailing Address

3710 W Overton Rd

Tucson, AZ 85742

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.