Stephanie Posorske, CNM

Primary specialty

Advanced Practice MidwifeTaxonomy code 367A00000X

License

ARNP.AP.70088010-CNM Issued in WA

Practice address

3919 N Maple St
Spokane, WA 99205-1349

Phone

(509) 444-8200

Fax

(509) 434-0392

NPI assigned

Jan 3, 2020

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

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CO, WA2 enrollments

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 2

Specialty

Certified Nurse Midwife (CNM)

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lutheran Hospital Association of the San Luis ValleyGroup PAC ID 4789589094, 146 clinicians

Community Health Association of SpokaneGroup PAC ID 9638063217, 222 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

85.41 of 100Reported as group

Quality

70.25

Promoting interoperability

100

Improvement activities

40

Cost

67.83

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Midwife

State licenses

Practice roles

Locations

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.

• Lutheran Hospital Association of the San Luis Valley

  • General Acute Care Hospital
  • Alamosa, CO
  • NPI 1235181744
  Medicare reassignment Care Compare group NPD
• Community Health Association of Spokane

  • Federally Qualified Health Center (FQHC)
  • Spokane, WA
  • NPI 1326005851
  Medicare reassignment Care Compare group
• Lutheran Hospital Association of the San Luis Valley

  • Orthopaedic Surgery Physician
  • La Jara, CO
  • NPI 1063690600
  NPD

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

{
    "created_epoch": "1578009600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776988800000",
    "number": "1457990723",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "731 N IRON BRIDGE WAY",
            "city": "SPOKANE",
            "state": "WA",
            "postal_code": "992024926",
            "telephone_number": "509-444-8888",
            "fax_number": "509-444-7806"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3919 N MAPLE ST",
            "city": "SPOKANE",
            "state": "WA",
            "postal_code": "992051349",
            "telephone_number": "509-444-8200",
            "fax_number": "509-434-0392"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "POSORSKE",
        "first_name": "STEPHANIE",
        "credential": "CNM",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-01-03",
        "last_updated": "2026-04-24",
        "certification_date": "2026-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "CO",
            "license": "APN.0995250",
            "primary": false
        },
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "WA",
            "license": "ARNP.AP.70088010-CNM",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "COLORADO DEPARTMENT OF REGULATORY AGENCIES",
            "identifier": "APN.0995250-CNM",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Quintin Porterfield
• Miguel Posada, APRN
• Quentin Posada
• Michael Ian Posch, M.D.
• Chelsea Posenjak
• Edward Pospisil
• Catherine Poss
• Caryn Elizabeth Potenza, ND
• Neila K Poteshman, M.S.
• Ashley Potter, CCC-SLP

• Advanced Practice Midwife in Spokane, WA
• Providers in Spokane, WA by specialty
• Advanced Practice Midwife in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 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.