Gretchen Elizabeth Geist, CBT, LABA

Primary specialty

Assistant Behavior AnalystTaxonomy code 106E00000X

License

61517821 Issued in WA

Practice address

17231 67TH Ave NE Unit 2102
Arlington, WA 98223-6031

Phone

(916) 202-2653

NPI assigned

Aug 3, 2026

Sex

Female

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1785715200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785715200000",
    "number": "1063335271",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17231 67TH AVE NE UNIT 2102",
            "city": "ARLINGTON",
            "state": "WA",
            "postal_code": "982236031",
            "telephone_number": "916-202-2653"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17231 67TH AVE NE UNIT 2102",
            "city": "ARLINGTON",
            "state": "WA",
            "postal_code": "982236031",
            "telephone_number": "916-202-2653"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GEIST",
        "first_name": "GRETCHEN",
        "middle_name": "ELIZABETH",
        "credential": "CBT, LABA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-08-03",
        "last_updated": "2026-08-03",
        "certification_date": "2026-08-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106E00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Assistant Behavior Analyst",
            "state": "WA",
            "license": "61517821",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sabrina Ganske Guilliaume, OTR/L
• Corin Les Garvey, LMHCA
• Scott Alan Gassoway, LMHCA
• Shawn Leon Gay, D.C.
• Amber Geer
• Gennadiy Kalvish DDS PLLC
• Krista Gibson, BSN, RN
• Pamela Gilbert, MASSAGE THERAPIST
• Timothy Neal Gilbert
• Jacquie Lynn Gilmore, L.M.P

• Assistant Behavior Analyst in Arlington, WA
• Providers in Arlington, WA by specialty
• Assistant Behavior Analyst in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.