Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1376135640 Individual Practitioner Male Practitioner

Marc Billy Stephen

Behavior Analyst • Port Saint Lucie, FL

Professional Overview & Biography Verified Profile Summary

Marc Stephen is a registered healthcare professional specializing in Behavior Analyst in Port Saint Lucie, FL. Practice services are available at 1401 SE GOLDTREE DR under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

1401 Se Goldtree Dr

Port Saint Lucie, FL 349527584

Telephone 7722127539
Associated Practice Facility / Clinic
🏢 Let's Do Aba Llc Facility NPI 1548929086

Specialty Benchmarks & Practice Insights

Comparative analytics for Behavior Analyst in Port Saint Lucie, FL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 14.6 Yrs
Regional Practice Density
47 Specialists

Practicing in Port Saint Lucie, FL (13679 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: 2026-01-19
Behavior Analyst Primary Specialty

NUCC Taxonomy Code: 103K00000X

State License FL 1-26-87080

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.

Behavior Technician

NUCC Taxonomy Code: 106S00000X

The behavior technician is a paraprofessional who practices under the close, ongoing supervision of a behavior analyst or assistant behavior analyst certified by the Behavior Analyst Certification Board and/or credentialed by a state (such as through licensure). The behavior technician is primarily responsible for the implementation of components of behavior-analytic treatment plans developed by the supervisor. That may include collecting data on treatment targets and conducting certain types of behavioral assessments (e.g., stimulus preference assessments). The behavior technician does not design treatment or assessment plans or procedures but provides services as assigned by the supervisor responsible for his or her work.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
110025600 (FL)

Secondary Practice Locations

4203 Sw High Meadows Ave

Palm City, FL 349903726

Phone: 7722225560

13976 23rd Ct N

Loxahatchee, FL 334704719

Phone: 3057584485

Practice Associates & Co-Workers

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

21 Associated Practitioners
Alejandro Larrinaga

Behavior Technician

NPI 1033003918
Yanay Garcia Pedroso

Behavior Technician

NPI 1053147710
Augusto Cappelli , RBT

Behavior Technician

NPI 1073396701

Registered Behavior Technician

Kiomary Ortiz Aponte

Behavior Technician

NPI 1073466926
Suchitel Cuadras-Diaz

Behavior Technician

NPI 1093547671
Ilse Briceno

Behavior Technician

NPI 1174325120

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location January 19, 2026

Registered at 1401 SE GOLDTREE DR, PORT SAINT LUCIE, FL 349527584 (Tel: 7722127539)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 19, 2026

Behavior Analyst (License #1-26-87080 in FL)

📍
Updated Practice Location June 11, 2021

Registered at 4203 SW HIGH MEADOWS AVE, PALM CITY, FL 349903726 (Tel: 7722225560)

NPI Profile Active February 08, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location February 08, 2021

Registered at 13976 23RD CT N, LOXAHATCHEE, FL 334704719 (Tel: 3057584485)

📍
Updated Business Mailing Address February 08, 2021

Registered at 1665 SW JANETTE AVE, PORT SAINT LUCIE, FL 349531116 (Tel: 8126172567)

👤
Provider Name / Credentials Updated February 08, 2021

Recorded as MARC STEPHEN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 08, 2021

Behavior Technician

🟢
Initial NPI Registration & Enumeration February 08, 2021

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1376135640
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 08, 2021
Last Update: January 19, 2026
Sole Proprietor: Yes

Mailing Address

1665 Sw Janette Ave

Port Saint Lucie, FL 349531116

Phone: 8126172567

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.