Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1013541978 Individual Practitioner Female Practitioner

Rachel Efken , BCBA

Behavior Analyst • Lakewood, WA

Professional Overview & Biography Verified Profile Summary

Rachel Efken, BCBA is a registered healthcare professional specializing in Behavior Analyst in Lakewood, WA. Practice services are available at 5919 100TH ST SW # 2 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

5919 100th St Sw # 2

Lakewood, WA 984992731

Telephone 8552237123
Fax 6193747134
Associated Practice Facility / Clinic
🏢 Aces 2020, Llc Facility NPI 1467520452

Specialty Benchmarks & Practice Insights

Comparative analytics for Behavior Analyst in Lakewood, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 6.5 Yrs
Regional Practice Density
72 Specialists

Practicing in Lakewood, WA (3007 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: 2026-07-21
Behavior Analyst Primary Specialty

NUCC Taxonomy Code: 103K00000X

State License MO 1-21-52939

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 Analyst

NUCC Taxonomy Code: 103K00000X

State License WA BA61592699

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.

Secondary Practice Locations

521 Military Rd S

Tacoma, WA 984442600

Phone: 8552237123

914 140th Ave Ne Ste 201

Bellevue, WA 980053482

Phone: 8552237123

10015 Lakewood Dr Sw

Lakewood, WA 984993838

Phone: 8552237123

Practice Associates & Co-Workers

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

40 Associated Practitioners
Shelby Miner , BCaBA

Behavior Analyst

NPI 1003104217

BCABA

Kristin Lundbohm , BCBA

Behavior Analyst

NPI 1003150509

Board Certified Behavior Analyst

NPI 1003203175

Master of Arts, Board Certified Behavior Analyst

Anjelica Sanchez

Behavior Analyst

NPI 1003204694
Rachel Hernandez

Behavior Analyst

NPI 1003293796
Kathryn Laski

Behavior Analyst

NPI 1003309501

Career & Practice History Timeline

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

16 Historical Events
📍
Updated Practice Location July 21, 2026

Registered at 5919 100TH ST SW # 2, LAKEWOOD, WA 984992731 (Tel: 8552237123)

📍
Updated Practice Location May 15, 2026

Registered at 5919 100TH ST SW, LAKEWOOD, WA 984992731 (Tel: 8552237123)

📍
Updated Business Mailing Address May 15, 2026

Registered at PO BOX 740780, ATLANTA, GA 303740780 (Tel: 8552237123)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 15, 2026

Behavior Analyst (License #BA61592699 in WA)

📍
Updated Practice Location September 25, 2024

Registered at 10015 LAKEWOOD DR SW, LAKEWOOD, WA 984993838 (Tel: 8552237123)

📍
Updated Business Mailing Address September 25, 2024

Registered at PO BOX 33568, SAN DIEGO, CA 921633568 (Tel: 8552237123)

📍
Updated Practice Location September 17, 2021

Registered at 343 FOUNTAINS PKWY, FAIRVIEW HEIGHTS, IL 622082170 (Tel: 6185151441)

📍
Updated Business Mailing Address September 17, 2021

Registered at 343 FOUNTAINS PKWY, FAIRVIEW HEIGHTS, IL 622082170

👤
Provider Name / Credentials Updated September 17, 2021

Recorded as RACHEL EFKEN, BCBA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 17, 2021

Behavior Analyst

NPI Profile Active February 28, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location February 28, 2020

Registered at 9374 OLIVE BLVD, OLIVETTE, MO 631323267 (Tel: 3149322402)

📍
Updated Business Mailing Address February 28, 2020

Registered at 9374 OLIVE BLVD STE 101, OLIVETTE, MO 631323253

👤
Provider Name / Credentials Updated February 28, 2020

Recorded as RACHEL EFKEN, RBT

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 28, 2020

Behavior Analyst (License #RBT-18-65921 in MO)

🟢
Initial NPI Registration & Enumeration February 28, 2020

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: 1013541978
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 28, 2020
Last Update: July 21, 2026
Sole Proprietor: No

Mailing Address

Po Box 740780

Atlanta, GA 303740780

Phone: 8552237123

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.