Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Rachel Efken, BCBA

Individual provider Behavior Analyst · NPI 1013541978

Rachel Efken, BCBA is a Behavior Analyst in Lakewood, Washington. Works from 4 locations. Licensed in Missouri and Washington.

Licensed in
MO, WA
In the registry since
2020
Specialties on file
2
What do these letters mean?
BCBA — Board Certified Behavior Analyst
Designs and supervises applied behaviour analysis programmes, often for autism.

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Practice location Address checks out

5919 100th St SW # 2
Lakewood, WA 98499-2731
Phone: (855) 223-7123
Fax: (619) 374-7134
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 914 140th Ave Ne Ste 201, Bellevue, WA 98005-3482 — (855) 223-7123
  • 10015 Lakewood Dr Sw, Lakewood, WA 98499-3838 — (855) 223-7123
  • 521 Military Rd S, Tacoma, WA 98444-2600 — (855) 223-7123

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence 1-21-52939 (MO)
Behavior Analyst Taxonomy 103K00000X · Licence BA61592699 (WA)

Record details

NPI number1013541978
Entity typeIndividual (Type 1)
GenderFemale
Credentials BCBA
Sole proprietorNo
NPI enumeratedFebruary 28, 2020
Last updated in NPPESJuly 21, 2026
Certification dateJuly 21, 2026
Mailing addressPo Box 740780, Atlanta, GA 30374-0780

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