Claire Elizabeth Ussai, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

MA067388 Issued in PA

Practice address

255 Route 220 Hwy Ste 205
Muncy, PA 17756-7568

Phone

(570) 308-2445

Fax

(570) 308-2446

NPI assigned

Nov 14, 2025

Last updated

Jan 5, 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 PA

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, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Geisinger ClinicGroup PAC ID 5395657001, 3,432 clinicians

Geisinger-HM Joint Venture LLCGroup PAC ID 1355676370, 426 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Geisinger Clinic

  • Family Medicine Physician
  • Danville, PA
  • NPI 1366493868
  Medicare reassignment Care Compare group
• Geisinger-HM Joint Venture, LLC

  dba Geisinger Medical Clinic Lock Haven

  • Family Medicine Physician
  • Lock Haven, PA
  • NPI 1144876137
  Medicare reassignment Care Compare group
• Geisinger Clinic

  • Diagnostic Radiology Physician
  • Danville, PA
  • NPI 1558313023
  NPD
• Geisinger Clinic

  • Family Medicine Physician
  • Pittston, PA
  • NPI 1578871083

  Physician Assistant

  NPD
• Geisinger-HM Joint Venture, LLC

  • Family Medicine Physician
  • Williamsport, PA
  • NPI 1073075909

  Physician Assistant

  NPD
• Geisinger-HM Joint Venture, LLC

  • Gastroenterology Physician
  • Montoursville, PA
  • NPI 1396207015
  NPD
• Geisinger Clinic

  • Surgery Physician
  • Danville, PA
  • NPI 1255382784
  NPD (past)

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

{
    "created_epoch": "1763078400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1497615231",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 N ACADEMY AVE",
            "city": "DANVILLE",
            "state": "PA",
            "postal_code": "178224903",
            "telephone_number": "570-308-2445",
            "fax_number": "570-308-2446"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "255 ROUTE 220 HWY STE 205",
            "city": "MUNCY",
            "state": "PA",
            "postal_code": "177567568",
            "telephone_number": "570-308-2445",
            "fax_number": "570-308-2446"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "USSAI",
        "first_name": "CLAIRE",
        "middle_name": "ELIZABETH",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-11-14",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "MA067388",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Upmc Muncy
• Upmc Muncy
• Upmc Muncy (Susquehanna Health Skilled Nursing and Rehabilitation Center)
• Upmc Muncy
• Upmc Muncy
• Bradley James Van Ess, DMD
• Amy Louise Vandermark, DPT
• James Fredrick Way Jr., D.O.
• Weis Markets Inc (Weis Pharmacy)
• Andrea S Whedbee, OTR/L

• Physician Assistant in Muncy, PA
• Providers in Muncy, PA by specialty
• Physician Assistant in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 5, 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.