Crystal J Yarnall, NP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

202100029NP-PP Issued in OR

Practice address

925 High St
Klamath Falls, OR 97601-2830

Phone

(541) 851-3300

Fax

(541) 851-3301

NPI assigned

May 22, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other names 1

• Crystal J Heacock Former name

Medicare fee-for-service enrollment

Enrolled in OR

Eligible to order & refer

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

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Cofas IncGroup PAC ID 1456360114, 6 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Sky Lakes Medical Center Hospital, Klamath Falls, OR, CCN 380050
• Asante Rogue Regional Medical Center Hospital, Medford, OR, CCN 380018

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/16628/brand/1/csg/1/fhir/r4
• Direct secure messaging: crystal.yarnall.1@16628.direct.athenahealth.com
• FHIR API: https://api.platform.athenahealth.com/25961/brand/1/csg/1/fhir/r4

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

• Cofas Inc

  • Internal Medicine Physician
  • Klamath Falls, OR
  • NPI 1033179684
  Medicare reassignment Care Compare group NPD
• Wholesome Family Medicine

  • Naturopath
  • Klamath Falls, OR
  • NPI 1700393576
  Medicare reassignment NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Asante

  • General Acute Care Hospital
  • Medford, OR
  • NPI 1770587107
  Care Compare affiliation
• Sky Lakes Medical Center Inc

  • Occupational Therapist
  • Klamath Falls, OR
  • NPI 1134270911

  Hospital

  Care Compare affiliation
• Sky Lakes Medical Center Inc

  • General Acute Care Hospital
  • Klamath Falls, OR
  • NPI 1659340370
  Care Compare affiliation

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

{
    "created_epoch": "1179792000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778457600000",
    "number": "1962611129",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5531 AMERICAN AVE",
            "city": "KLAMATH FALLS",
            "state": "OR",
            "postal_code": "976039007",
            "telephone_number": "563-599-1620",
            "fax_number": "541-851-3301"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "925 HIGH ST",
            "city": "KLAMATH FALLS",
            "state": "OR",
            "postal_code": "976012830",
            "telephone_number": "541-851-3300",
            "fax_number": "541-851-3301"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YARNALL",
        "first_name": "CRYSTAL",
        "middle_name": "J",
        "name_prefix": "Mrs.",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-22",
        "last_updated": "2026-05-11",
        "certification_date": "2026-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "IA",
            "license": "109002",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "OR",
            "license": "202100029NP-PP",
            "primary": true
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IA",
            "license": "A156728",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CRYSTAL",
            "last_name": "HEACOCK",
            "middle_name": "J",
            "credential": "R.N.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Amber Wu, AU.D.
• Lu Xu, MD, PHD
• Sheng Xu, DNP
• Lian Xue, L.AC.
• Elizabeth Lucinda Yarbrough
• Eshoni Yazzie
• Alyssa Ann Yeaman
• Katelyn Faye Yeley-Gomez
• Yellow Cab of Klamath Falls
• Monica Yellowowl, QMHA, CADC1

• Family Nurse Practitioner in Klamath Falls, OR
• Providers in Klamath Falls, OR by specialty
• Family Nurse Practitioner in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 11, 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.