Olivia Hope Tressler, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

MA066440 Issued in PA

Practice address

2323 Linglestown Rd
Harrisburg, PA 17110-9424

Phone

(717) 409-5815

Fax

(717) 409-5816

NPI assigned

Jun 13, 2024

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

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, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Ucmg LLCGroup PAC ID 6709398969, 254 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: oartz513246@upmc.direct-ci.com
• Direct secure messaging: oartz20763@gohealthupmc.direct-ci.com

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.

• Ucmg LLC

  • Urgent Care Clinic/Center
  • Allison Park, PA
  • NPI 1972300622
  Medicare reassignment Care Compare group
• Family Practice Center, PC

  • Physical Therapist
  • Middleburg, PA
  • NPI 1154376937

  Physician Assistant

  Medicare reassignment NPD
• Pinnacle Health Medical Services

  • Family Medicine Physician
  • Harrisburg, PA
  • NPI 1932143427
  Medicare reassignment
• Pinnacle Health Medical Services

  dba UPMC Gastroenterology Associates of Central PA

  • Gastroenterology Physician
  • Mechanicsburg, PA
  • NPI 1295552073
  NPD
• Pinnacle Health Medical Services

  dba UPMC Children's Specialists-Rheumatology

  • Pediatric Rheumatology Physician
  • Lemoyne, PA
  • NPI 1750979282
  NPD

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

{
    "created_epoch": "1718236800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766102400000",
    "number": "1184467797",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2323 LINGLESTOWN RD",
            "city": "HARRISBURG",
            "state": "PA",
            "postal_code": "171109424",
            "telephone_number": "717-409-5815",
            "fax_number": "717-409-5816"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2323 LINGLESTOWN RD",
            "city": "HARRISBURG",
            "state": "PA",
            "postal_code": "171109424",
            "telephone_number": "717-409-5815",
            "fax_number": "717-409-5816"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRESSLER",
        "first_name": "OLIVIA",
        "middle_name": "HOPE",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2024-06-13",
        "last_updated": "2025-12-19",
        "certification_date": "2025-12-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "OA006899",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "MA066440",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Quan Tran, M.D.
• Joseph J Trautlein, MD
• Amber L. Treaster, DPM
• Maria A. Trees, PA-C
• Nicolle Tremitiere, LSW
• Terry B Tressler, D.O.
• Tri Valley Care, Inc (National Child & Family Services)
• Tri-County Nursing LLC
• Larra Marte Tricka, CRNA
• Stephanie Marie Trifelli, SLP

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 19, 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.