Cornerstone Psychological Services, PLLC

Primary specialty

Community/Behavioral Health AgencyTaxonomy code 251S00000X

Legal business name

CORNERSTONE PSYCHOLOGICAL SERVICES, PLLC

Practice address

579 W Hayden Ave
Hayden, ID 83835-9726

Phone

(509) 289-2642

NPI assigned

Jun 7, 2023

Last updated

Mar 12, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Courtney Edmonson, PSYDNPI 1366950933

Title

Owner/Psychologist

Phone

(509) 289-2642

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in ID

Enrollment records 1

Locations

Practitioners 7

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Courtney Edmonson, PSYD

  • Clinical Psychologist
  • Hayden, ID
  • NPI 1366950933
  Medicare reassignment NPD Authorized official
• Christy Jo Crowley, LMSW

  • Mental Health Counselor
  • Post Falls, ID
  • NPI 1134091572
  NPD
• Bridgett Clark

  • Marriage & Family Therapist
  • Post Falls, ID
  • NPI 1114891967
  NPD (past)
• Zachary Couch, LPC

  • Professional Counselor
  • Post Falls, ID
  • NPI 1023927985
  NPD (past)
• Darren Smiley, LPC

  • Mental Health Counselor
  • Coeur d'Alene, ID
  • NPI 1902348568
  NPD (past)
• Tyson Durbin

  • Mental Health Counselor
  • Spokane, WA
  • NPI 1194275107
  NPD (past)
• Ilina Renkema, LMHC

  • Mental Health Counselor
  • Ellensburg, WA
  • NPI 1689071904
  NPD (past)

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

{
    "created_epoch": "1686096000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773273600000",
    "number": "1396439873",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "579 W HAYDEN AVE",
            "city": "HAYDEN",
            "state": "ID",
            "postal_code": "838359726",
            "telephone_number": "509-289-2642"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "579 W HAYDEN AVE",
            "city": "HAYDEN",
            "state": "ID",
            "postal_code": "838359726",
            "telephone_number": "509-289-2642"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CORNERSTONE PSYCHOLOGICAL SERVICES, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-06-07",
        "last_updated": "2026-03-12",
        "certification_date": "2026-03-12",
        "status": "A",
        "authorized_official_last_name": "EDMONSON",
        "authorized_official_first_name": "COURTNEY",
        "authorized_official_title_or_position": "OWNER/PSYCHOLOGIST",
        "authorized_official_telephone_number": "509-289-2642",
        "authorized_official_credential": "PSYD"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Natalie M Colla, RD
• Haley Cooper-Scott, DPT, PT
• Michelle C Coppess
• Cornerstone Dental Center
• Cornerstone Professional Associates (Hayden Lake Family Physicians)
• Jaclyn Williams Cosper, LMT
• Kimberly Covella, LMT
• Cristy Kay LCSW LLC
• Ashley M Cross, BCBA
• Melissa Delane Cross, LPC

• Community/Behavioral Health Agency in Hayden, ID
• Providers in Hayden, ID by specialty
• Community/Behavioral Health Agency in Idaho

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.