Gianna Marie Trillo

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

3261 W State Rd
Saint Bonaventure, NY 14778-9800

Phone

(716) 375-2000

NPI assigned

Jun 26, 2025

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 NY

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

CHS Physician Partners PCGroup PAC ID 7618955667, 739 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Charles Hospital Hospital, Port Jefferson, NY, CCN 330246
• St Catherine of Siena Hospital Hospital, Smithtown, NY, CCN 330401

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Locations

Networks

• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H9678

Interoperability endpoints

• Direct secure messaging: gtrillo184010@direct-chsli.net

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.

• CHS Physician Partners, PC

  • Interventional Cardiology Physician
  • Fresh Meadows, NY
  • NPI 1407089345
  Medicare reassignment Care Compare group NPD
• CHS Physician Partners, P.C

  • Cardiovascular Disease Physician
  • Roslyn, NY
  • NPI 1164585725
  NPD

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

• St Charles Hospital Corp

  • General Acute Care Hospital
  • Port Jefferson, NY
  • NPI 1164481529
  Care Compare affiliation
• St. Catherine of Siena Medical Center

  • General Acute Care Hospital
  • Smithtown, NY
  • NPI 1982663423
  Care Compare affiliation

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

{
    "created_epoch": "1750896000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750896000000",
    "number": "1558259689",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3261 W STATE RD",
            "city": "SAINT BONAVENTURE",
            "state": "NY",
            "postal_code": "147789800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3261 W STATE RD",
            "city": "SAINT BONAVENTURE",
            "state": "NY",
            "postal_code": "147789800",
            "telephone_number": "716-375-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRILLO",
        "first_name": "GIANNA",
        "middle_name": "MARIE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-26",
        "last_updated": "2025-06-26",
        "certification_date": "2025-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Francesca Parry, NP
• Jesus R Perez Jr., PA-C
• Matt Smith, LAT, ATC
• St. Bonaventure University
• Carley Fern Stevenson
• Nicole Elise Tschiderer
• Diane Vu

• Physician Assistant in Saint Bonaventure, NY
• Providers in Saint Bonaventure, NY by specialty
• Physician Assistant in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 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.