Individual provider Active NPI

Kathleen Mary Williams, NP

  • Family Nurse Practitioner
  • Geneseo, NY
National Provider Identifier
1962096693
Registry record updated Jul 22, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
F347024-01 Issued in NY
Practice address
114 Court St
Geneseo, NY 14454-1036
Phone
(585) 243-5990
Fax
(585) 243-3256
NPI assigned
Feb 23, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgical Physician Assistant 363AS0400X 347024 NY
Family Nurse Practitioner 363LF0000X F347024-01 NY Primary

Addresses

Primary practice location

114 Court St
Geneseo, NY 14454-1036

Mailing address

288 Wintergreen Way
Rochester, NY 14618-4838
Phone (585) 414-8587

Other practice location 1

1815 South Clinton Ave
Bldg. 500 Suite 530
Rochester, NY 14618
Phone (585) 442-4310

Other names 1

  • Kathleen Mary Oneill Former name

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address kwilliams16857@direct.urmc.rochester.edu Direct
Direct Messaging Address kwilliams16857@direct.urmc.rochester.edu Direct

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211209000883 NY Practitioner - Nurse Practitioner 3375933112 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Helendale Dermatology and Medical Spa PLLCGroup PAC ID 6901870294, 6 clinicians

Practice addresses (Care Compare)

500 Helendale Rd
Suite 100
Rochester, NY 14609-3109
Phone (585) 266-5420

Merit-based Incentive Payment System (MIPS)

Final score
90.24 of 100Reported as group
Quality
75.21
Promoting interoperability
100
Improvement activities
40
Cost
73.46

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
347024NYMDSurgical Physician Assistant
F347024-01NYMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Internal Medicine Group CurrentSince May 29, 2025 Accepting new patients
Internal Medicine Group CurrentSince May 29, 2025 Accepting new patients
Western New York Medical Practice P.C. CurrentSince Mar 29, 2022 Accepting new patients
Helendale Dermatology & Medical Spa, PLLC CurrentSince Jul 21, 2025 Accepting new patients
University of Rochester Current Accepting new patients
Thoracic Foregut Surgery of the University of Rochester CurrentSince Sep 19, 2022 Accepting new patients
Cardiac Surgery of the University of Rochester Current Accepting new patients
University of Rochester CurrentSince Sep 19, 2022 Accepting new patients
University of Rochester CurrentSince Sep 19, 2022 Accepting new patients
Acute Care Trauma of the University of Rochester Current Accepting new patients
Rochester General Hospital PastSince Jul 21, 2025 Accepting new patients

Locations

114 Court St
Geneseo, NY 14454
Phone (585) 243-5990

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

1815 S Clinton Ave
Ste 530
Rochester, NY 14618
Phone (585) 442-4310

500 Helendale Rd
Ste 100
Rochester, NY 14609
Phone (585) 266-5420

601 Elmwood Ave
Rochester, NY 14642
Phone (585) 275-9555

1001 W Fayette St
Ste 400
Syracuse, NY 13204
Phone (315) 472-1488

Interoperability endpoints

  • Direct secure messaging: kwilliams16857@direct.urmc.rochester.edu

Organizations & group practices 11

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.

NPI Registry JSON

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

{
    "created_epoch": "1614038400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1689984000000",
    "number": "1962096693",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "288 WINTERGREEN WAY",
            "city": "ROCHESTER",
            "state": "NY",
            "postal_code": "146184838",
            "telephone_number": "585-414-8587"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "114 COURT ST",
            "city": "GENESEO",
            "state": "NY",
            "postal_code": "144541036",
            "telephone_number": "585-243-5990",
            "fax_number": "585-243-3256"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1815 South Clinton Ave",
            "address_2": "Bldg. 500 Suite 530",
            "address_purpose": "LOCATION",
            "city": "Rochester",
            "state": "NY",
            "postal_code": "14618",
            "country_code": "US",
            "telephone_number": "585-442-4310",
            "fax_number": "585-442-6750",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "KATHLEEN",
        "middle_name": "MARY",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-02-23",
        "last_updated": "2023-07-22",
        "certification_date": "2022-03-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "NY",
            "license": "347024",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "NY",
            "license": "F347024-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kwilliams16857@direct.urmc.rochester.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "OTHER",
            "address_1": "601 Elmwood Ave",
            "city": "Rochester",
            "state": "NY",
            "country_code": "US",
            "postal_code": "146420001",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kwilliams16857@direct.urmc.rochester.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "OTHER",
            "address_1": "601 Elmwood Ave",
            "city": "Rochester",
            "state": "NY",
            "country_code": "US",
            "postal_code": "146420001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "KATHLEEN",
            "last_name": "ONEILL",
            "middle_name": "MARY",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Geneseo, NY

Sources for this page

Verify at the official NPI Registry.