Rachel Kosek

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

5601010590 Issued in MI

Practice address

2200 NE Neff Rd Ste 200
Bend, OR 97701-4281

Phone

(541) 382-3344

Fax

(541) 382-1681

NPI assigned

Dec 28, 2020

Last updated

Nov 4, 2025By the provider in NPPES

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

Electronic endpoints 1

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

Physician Assistant

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

St Charles Health System IncGroup PAC ID 8729111513, 379 clinicians

Northwest Medical Specialist LLCGroup PAC ID 3971562414, 8 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Charles Medical Center - Bend Hospital, Bend, OR, CCN 380047
• Sky Lakes Medical Center Hospital, Klamath Falls, OR, CCN 380050
• St Charles Medical Center Prineville Hospital, Prineville, OR, CCN 381313
• St Charles Madras Hospital, Madras, OR, CCN 381324

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/JAFCAA/Endpoint/JAFCAA

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.

• St. Charles Health System, Inc.

  dba St. Charles Medical Group

  • Family Medicine Physician
  • Bend, OR
  • NPI 1023331303
  Medicare reassignment Care Compare group NPD
• Northwest Medical Specialist LLC

  dba NW Brain and Spine

  • Neurological Surgery Physician
  • Bend, OR
  • NPI 1588674279
  Medicare reassignment Care Compare group
• St. Charles Health System, Inc.

  dba St. Charles Prineville

  • Critical Access Hospital
  • Prineville, OR
  • NPI 1710160445
  Medicare reassignment NPD
• St. Charles Health System, Inc.

  dba St. Charles Medical Center - Bend

  • Rehabilitation Hospital Unit
  • Bend, OR
  • NPI 1154343150
  NPD
• St. Charles Health System, Inc.

  dba The Center at St. Charles Medical Equipment

  • Specialist
  • Bend, OR
  • NPI 1700697935
  NPD

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

• Cascade Healthcare Community Inc

  dba NW High Desert Sleep Center Bend

  • Sleep Disorder Diagnostic Clinic/Center
  • Bend, OR
  • NPI 1164675963

  Hospital

  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
• St. Charles Health System, Inc.

  dba St. Charles - Madras

  • Critical Access Hospital
  • Madras, OR
  • NPI 1356389894
  Care Compare affiliation
• St. Charles Health System, Inc.

  dba St. Charles Prineville

  • Critical Access Hospital
  • Prineville, OR
  • NPI 1710160445
  Care Compare affiliation
• St. Charles Health System, Inc.

  dba St. Charles Bend

  • General Acute Care Hospital
  • Bend, OR
  • NPI 1982621447
  Care Compare affiliation

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

{
    "created_epoch": "1609113600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762214400000",
    "number": "1043807894",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "80685 HOLMES RD",
            "city": "ARMADA",
            "state": "MI",
            "postal_code": "480051126",
            "telephone_number": "586-651-0704"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 NE NEFF RD STE 200",
            "city": "BEND",
            "state": "OR",
            "postal_code": "977014281",
            "telephone_number": "541-382-3344",
            "fax_number": "541-382-1681"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "259 Mack Ave",
            "address_purpose": "LOCATION",
            "city": "Detroit",
            "state": "MI",
            "postal_code": "482012427",
            "country_code": "US",
            "telephone_number": "586-651-0704",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOSEK",
        "first_name": "RACHEL",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-12-28",
        "last_updated": "2025-11-04",
        "certification_date": "2025-11-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MI",
            "license": "5601010590",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rkosek148900@secure.stcharleshealthcare.org",
            "affiliation": "N",
            "address_1": "2200 NE Neff Rd Ste 200",
            "city": "Bend",
            "state": "OR",
            "country_code": "US",
            "postal_code": "977014281",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Ellyn M Kornfeind, MD
• Stephen B Kornfeld, MD
• Katharina Kornhuber, CCC-SLP
• Lindsay Korstad, LPC
• Melissa Koschnitzke
• Susanne Castellano Kositzin, LCSW
• Jonah Samuel Koski, PT, DPT
• Laurie A Koski, LCSW
• Nicole Kosmider
• Andrea Kosty, FNP

• Physician Assistant in Bend, OR
• Providers in Bend, OR by specialty
• Physician Assistant in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 4, 2025; 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.