Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1477191013 Individual Practitioner Female Practitioner

Marjorie Estelle Tribble , RBT

Behavior Analyst • Greenbelt, MD

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Marjorie Tribble, RBT is a registered healthcare professional specializing in Behavior Analyst in Greenbelt, MD. Official NPI practice address is registered at 7500 GREENWAY CENTER DR.

Practice Location & Contact Primary Location

Practice Address

7500 Greenway Center Dr

Greenbelt, MD 207703502

Telephone 3015859595
Associated Practice Facility / Clinic
🏢 Sleepmed Therapies, Inc Facility NPI 1386689909

Specialty Benchmarks & Practice Insights

Comparative analytics for Behavior Analyst in Greenbelt, MD

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 7.0 Yrs
Regional Practice Density
6 Specialists

Practicing in Greenbelt, MD (1558 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: 2026-02-12
Behavior Analyst Primary Specialty

NUCC Taxonomy Code: 103K00000X

State License MD 106S00000X

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

40 Associated Practitioners
Erin Reilly

Behavior Technician

NPI 1023811361
Izaiah Plaza

Behavior Technician

NPI 1073477949
Mujidat Adelaja

Home Health Aide

NPI 1124774328
Kristchen During

Behavior Technician

NPI 1184348450
Ericka Dennis

Nurse's Aide

NPI 1205360112
Lily Agyeman

Nurse's Aide

NPI 1225521628

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Practice Location February 12, 2026

Registered at 7500 GREENWAY CENTER DR, GREENBELT, MD 207703502 (Tel: 3015859595)

NPI Profile Active December 13, 2019

NPI status registered as active in NPPES database

📍
Updated Practice Location December 13, 2019

Registered at 8701 GEORGIA AVE STE 411, SILVER SPRING, MD 209103713 (Tel: 3013927075)

📍
Updated Business Mailing Address December 13, 2019

Registered at 8701 GEORGIA AVE, SUITE 411, SILVER SPRING, MD 20910

👤
Provider Name / Credentials Updated December 13, 2019

Recorded as MARJORIE TRIBBLE, RBT

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 13, 2019

Behavior Analyst (License #106S00000X in MD)

🟢
Initial NPI Registration & Enumeration December 13, 2019

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: 1477191013
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 13, 2019
Last Update: February 12, 2026
Sole Proprietor: No

Mailing Address

8701 Georgia Ave, Suite 411

Silver Spring, MD 20910

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.