Siera Cheyenne Shiyou, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA00413 Issued in MS

Practice address

4300 Hospital St Ste 106
Pascagoula, MS 39581-5306

Phone

(228) 809-5380

Fax

(228) 809-5386

NPI assigned

Jan 17, 2019

Last updated

May 13, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MS, MO2 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

Specialty

Physician Assistant

Education

Other, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

SSM Health Care GroupGroup PAC ID 0143608372, 929 clinicians

Singing River Health SystemGroup PAC ID 3870405194, 290 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Singing River Health System Hospital, Pascagoula, MS, CCN 250040

Merit-based Incentive Payment System (MIPS)

Final score

97.34 of 100Reported as group

Quality

96.39

Improvement activities

40

Cost

69.99

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: sshiyou535484@direct-ehr-ssmhc.com

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.

• SSM Health Care Group

  dba SLUCare Physician Group

  • Internal Medicine Physician
  • Saint Louis, MO
  • NPI 1306589544
  Medicare reassignment Care Compare group NPD
• Singing River Health System

  • Multi-Specialty Clinic/Center
  • Gautier, MS
  • NPI 1083893937
  Medicare reassignment Care Compare group
• Advanced Vascular and Vein Associates, LLC

  • Multi-Specialty Clinic/Center
  • Flowood, MS
  • NPI 1275205809
  Medicare reassignment
• SSM Health Care Group

  dba SLUCare Physician Group

  • Dermatopathology Physician
  • Saint Louis, MO
  • NPI 1932844495
  NPD

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

• Singing River Health System

  • Multi-Specialty Clinic/Center
  • Gautier, MS
  • NPI 1083893937

  Hospital

  Care Compare affiliation
• Singing River Health System

  • General Acute Care Hospital
  • Pascagoula, MS
  • NPI 1124136593
  Care Compare affiliation

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

{
    "created_epoch": "1547683200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1760956247",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2101 HIGHWAY 90",
            "city": "GAUTIER",
            "state": "MS",
            "postal_code": "395535340",
            "telephone_number": "228-497-7576",
            "fax_number": "228-497-8869"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4300 HOSPITAL ST STE 106",
            "city": "PASCAGOULA",
            "state": "MS",
            "postal_code": "395815306",
            "telephone_number": "228-809-5380",
            "fax_number": "228-809-5386"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHIYOU",
        "first_name": "SIERA",
        "middle_name": "CHEYENNE",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-01-17",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MS",
            "license": "PA00413",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ruth Shirley Sesera, NP
• Michael Seymour, M.D.
• Leslie Estes Shavers, FNP
• Ashley Summer Sherman
• Renee Shiao
• Jessica E Shores, IDC
• Robert Shotlander
• Susan Leake Shoults, DDS
• Courtney Shouse, CRNA
• Jeremy J Simpler, M.D.

• Physician Assistant in Pascagoula, MS
• Providers in Pascagoula, MS by specialty
• Physician Assistant in Mississippi

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.