Individual provider Active NPI

Sophie Baxter, PA

  • Medical Physician Assistant
  • Cheyenne, WY
National Provider Identifier
1972961266
Registry record updated Dec 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
License
PA1187 Issued in WY
Practice address
820 E 17TH St
Cheyenne, WY 82001-4714
Phone
(307) 632-2434
NPI assigned
Feb 2, 2016
Last updated
Dec 3, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 3, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X PA1187 WY Primary

Addresses

Primary practice location

820 E 17TH St
Cheyenne, WY 82001-4714

Mailing address

820 E 17TH St
Cheyenne, WY 82001-4714
Phone (307) 632-2434

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, WY2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20220820000226 TX Practitioner - Physician Assistant 6204133416 Reassigns benefits to 1 organization
I20240418001075 WY Practitioner - Physician Assistant 6204133416 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of WyomingGroup PAC ID 4183607054, 40 clinicians

Practice addresses (Care Compare)

820 E 17TH St
Cheyenne, WY 82001-4714
Phone (307) 431-5055

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
33.71 of 100Reported as group
Quality
39.66
Improvement activities
0

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
PA1187WYMDMedical Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
U S Health Dept of Health & Human Services CurrentSince May 10, 2022 Accepting new patients
University of Wyoming Speech and Hearing Clinic CurrentSince Oct 2, 2025 Accepting new patients
Memorial Hospital of Carbon County CurrentSince Mar 3, 2024 Accepting new patients
U S Health Dept of Health & Human Services CurrentSince May 10, 2022 Accepting new patients
University of Wyoming Current Accepting new patients
Metro Denver Pain Management PLLC Past Accepting new patients
Federal Bureau of Prisons PastSince Nov 1, 2020 Accepting new patients
University of Wyoming Past Accepting new patients

Locations

669 Agency Main St
Harlem, MT 59526
Phone (406) 353-3100

453 Pine Grove Rd
Hays, MT 59527
Phone (406) 353-3190

820 E 17th St
Cheyenne, WY 82001
Phone (307) 431-5055

2221 Elm St
Rawlins, WY 82301
Phone (307) 324-2221

2221 Elm St
Ste A4
Rawlins, WY 82301

300 3rd St
Rawlins, WY 82301
Phone (307) 324-3403

Interoperability endpoints

  • Direct secure messaging: sophie.baxter.1@30244.direct.athenahealth.com

Organizations & group practices 10

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1454371200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764720000000",
    "number": "1972961266",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "820 E 17TH ST",
            "city": "CHEYENNE",
            "state": "WY",
            "postal_code": "820014714",
            "telephone_number": "307-632-2434"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "820 E 17TH ST",
            "city": "CHEYENNE",
            "state": "WY",
            "postal_code": "820014714",
            "telephone_number": "307-632-2434"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAXTER",
        "first_name": "SOPHIE",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-02-02",
        "last_updated": "2025-12-03",
        "certification_date": "2025-12-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "WY",
            "license": "PA1187",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cheyenne, WY

Sources for this page

Verify at the official NPI Registry.