Individual provider Active NPI

Katy Anne Nickolaus, PA-C

  • Medical Physician Assistant
  • New York, NY
National Provider Identifier
1821549924
Registry record updated Nov 4, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
License
020308 Issued in NY
Practice address
160 E 53Rd St
New York, NY 10022-5243
Phone
(212) 639-2000
NPI assigned
Oct 24, 2016
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 4, 2016

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X 020308 NY Primary

Addresses

Primary practice location

160 E 53Rd St
New York, NY 10022-5243

Mailing address

30 Buttonwood Dr
Dix Hills, NY 11746-4805
Phone (516) 376-4027

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, NJ2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20170110002865 NY Practitioner - Physician Assistant 8224319017 Reassigns benefits to 3 organizations
I20210113000327 NJ Practitioner - Physician Assistant 8224319017 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
MSK NassauGroup PAC ID 8628311685, 100 clinicians
Memorial Developmental Chemo GroupGroup PAC ID 5395636419, 48 clinicians

Practice addresses (Care Compare)

1101 Hempstead Tpke
Uniondale, NY 11553-1112
Phone (212) 639-2000

1275 York Ave
New York, NY 10065-6007
Phone (212) 639-2000

160 E 53Rd St
New York, NY 10022-5243
Phone (212) 610-0425

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
77.91 of 100Reported as group
Quality
78.66
Improvement activities
40
Cost
48.83

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
020308NYMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
MSK Nassau CurrentSince Jul 25, 2025 Accepting new patients

Locations

633 3rd Ave
Lbby 3
New York, NY 10017
Phone (848) 225-6000

633 3rd Ave
Fl 4
New York, NY 10017
Phone (646) 227-3764

1101 Hempstead Tpke
Uniondale, NY 11553
Phone (516) 559-1000

Networks

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

Interoperability endpoints

  • Direct secure messaging: knickolaus41872@mskcc.direct-ci.com

Organizations & group practices 4

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.

Hospital & facility affiliations 5

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

NPI Registry JSON

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

{
    "created_epoch": "1477267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1478217600000",
    "number": "1821549924",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 BUTTONWOOD DR",
            "city": "DIX HILLS",
            "state": "NY",
            "postal_code": "117464805",
            "telephone_number": "516-376-4027"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "160 E 53RD ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100225243",
            "telephone_number": "212-639-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NICKOLAUS",
        "first_name": "KATY",
        "middle_name": "ANNE",
        "name_prefix": "Ms.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-10-24",
        "last_updated": "2016-11-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "NY",
            "license": "020308",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.