Individual provider Active NPI

Kathleen Ann Sisto, MD

  • Pediatrics Physician
  • Williamson, NY
National Provider Identifier
1922749225
Registry record updated Aug 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
335516 Issued in NY
Practice address
4425 Old Ridge Rd
Williamson, NY 14589-9363
Phone
(315) 483-3280
NPI assigned
Apr 2, 2022
Last updated
Aug 7, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 7, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 335516 NY Primary

Addresses

Primary practice location

4425 Old Ridge Rd
Williamson, NY 14589-9363

Mailing address

100 Kings Hwy S
Rochester, NY 14617-5504

Other practice location 1

1001 Main St Fl 5
Buffalo, NY 14203-1009
Phone (716) 323-0000

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250916001355 NY Practitioner - Pediatric Medicine 7214431006 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
Other, 2022
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

100 Kings Hwy S
Rochester, NY 14617-5504

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
335516NYMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Rochester General Hospital CurrentSince Sep 8, 2025 Accepting new patients
Rochester General Hospital CurrentSince Sep 8, 2025 Accepting new patients
Rochester General Hospital Pediatrics Current Accepting new patients

Locations

100 Kings Hwy S
Rochester, NY 14617
Phone (585) 922-0553

1425 Portland Ave
Rochester, NY 14621
Phone (585) 922-3122

4425 Old Ridge Rd
Williamson, NY 14589
Phone (315) 483-3280

Interoperability endpoints

  • Direct secure messaging: ksisto431078@direct.rochesterregional.org

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1648857600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754524800000",
    "number": "1922749225",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 KINGS HWY S",
            "city": "ROCHESTER",
            "state": "NY",
            "postal_code": "146175504"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4425 OLD RIDGE RD",
            "city": "WILLIAMSON",
            "state": "NY",
            "postal_code": "145899363",
            "telephone_number": "315-483-3280"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1001 Main St Fl 5",
            "address_purpose": "LOCATION",
            "city": "Buffalo",
            "state": "NY",
            "postal_code": "142031009",
            "country_code": "US",
            "telephone_number": "716-323-0000",
            "fax_number": "716-323-0290",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SISTO",
        "first_name": "KATHLEEN",
        "middle_name": "ANN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-02",
        "last_updated": "2025-08-07",
        "certification_date": "2025-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "335516",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamson, NY

Sources for this page

Verify at the official NPI Registry.