Individual provider Active NPI

Alessia Maria Bailey, PA-C

  • Surgical Physician Assistant
  • New York, NY
National Provider Identifier
1427534122
Registry record updated Oct 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Physician AssistantTaxonomy code 363AS0400X
Practice address
550 1St Ave
New York, NY 10016-6402
Phone
(212) 263-7300
NPI assigned
Jul 16, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 7, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgical Physician Assistant 363AS0400X Primary

Addresses

Primary practice location

550 1St Ave
New York, NY 10016-6402

Mailing address

1030 83Rd St
Brooklyn, NY 11228-2924
Phone (347) 675-5012

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
I20200708003446 NY Practitioner - Physician Assistant 2365796034 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
New York UniversityGroup PAC ID 1355232422, 5,925 clinicians

Practice addresses (Care Compare)

111 Broadway
New York, NY 10006-1901
Phone (212) 263-9700

530 1St Ave
New York, NY 10016-6402
Phone (212) 263-7300

550 1St Ave
New York, NY 10016-6402
Phone (212) 263-7300

560 1St Ave
New York, NY 10016-6402
Phone (212) 263-7300

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
New York University CurrentSince Jun 1, 2020 Accepting new patients
New York University CurrentSince Jun 1, 2020 Accepting new patients

Locations

550 1st Ave
New York, NY 10016
Phone (212) 263-3293

14 Wall St
Fl 9
Wall Street, NY 10005
Phone (646) 501-3224

Networks

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

Interoperability endpoints

  • Direct secure messaging: agiarracca227626@nyumc.direct-ci.com

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1531699200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1427534122",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1030 83RD ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112282924",
            "telephone_number": "347-675-5012"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "550 1ST AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100166402",
            "telephone_number": "212-263-7300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAILEY",
        "first_name": "ALESSIA",
        "middle_name": "MARIA",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-07-16",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.