Vanessa Prosper, PSYD

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

PY.70019774 Issued in WA

Practice address

9709 3Rd Ave NE
Seattle, WA 98115-2062

Phone

(206) 329-1760

NPI assigned

Sep 10, 2020

Last updated

May 29, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in WA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Psychologist

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Optum Care Washington PLLC

  • Multi-Specialty Clinic/Center
  • Everett, WA
  • NPI 1831186766
  Medicare reassignment
• The Polyclinic PLLC

  dba Optum - Broadway

  • Audiologist
  • Seattle, WA
  • NPI 1174594634
  Medicare reassignment

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

{
    "created_epoch": "1599696000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780012800000",
    "number": "1720693484",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7600 EVERGREEN WAY",
            "city": "EVERETT",
            "state": "WA",
            "postal_code": "982036421",
            "telephone_number": "206-860-5414"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9709 3RD AVE NE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981152062",
            "telephone_number": "206-329-1760"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6404 9th Ave NE Apt 300",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981155557",
            "country_code": "US",
            "telephone_number": "321-261-4181",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PROSPER",
        "first_name": "VANESSA",
        "name_prefix": "Dr.",
        "credential": "PSYD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-09-10",
        "last_updated": "2026-05-29",
        "certification_date": "2026-05-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "WA",
            "license": "PY.70019774",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Thanwa Promseng-Nugent
• Angela Marie Pronger, MD/PHD
• Propriotherapy LLC
• Alexa Jordan Prose, MS
• Prosper Behavioral Health PLLC
• Prostate Cancer Center of Seattle, LLC
• Ashley Proto, LICSW
• Gretchen Rose Proulx
• Janet Jeanne Proulx, LMHC, MA
• Michelle A Proulx, PH.D.

• Clinical Psychologist in Seattle, WA
• Providers in Seattle, WA by specialty
• Clinical Psychologist in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.