Sarah Flanagan

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

355293 Issued in NY

Practice address

539 Castleton Ave
Staten Island, NY 10301-2060

Phone

(718) 727-9700

NPI assigned

Nov 5, 2024

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

Nurse Practitioner

Education

Other, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

North Shore-Lij Medical PCGroup PAC ID 3375701568, 6,374 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• North Shore-Lij Medical PC

  dba NHPP Cardiology at Great Neck

  • Urology Physician
  • Great Neck, NY
  • NPI 1053688572
  Medicare reassignment Care Compare group
• Richmond Gynecology P.C.

  dba Kathleen M. Perry

  • Gynecology Physician
  • Staten Island, NY
  • NPI 1316240914
  NPD (past)
• Ulrika Holm MD PLLC

  • Obstetrics & Gynecology Physician
  • Staten Island, NY
  • NPI 1346583135
  NPD (past)

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

{
    "created_epoch": "1730764800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773360000000",
    "number": "1689497885",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "539 CASTLETON AVE",
            "city": "STATEN ISLAND",
            "state": "NY",
            "postal_code": "103012060"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "539 CASTLETON AVE",
            "city": "STATEN ISLAND",
            "state": "NY",
            "postal_code": "103012060",
            "telephone_number": "718-727-9700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FLANAGAN",
        "first_name": "SARAH",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-11-05",
        "last_updated": "2026-03-13",
        "certification_date": "2026-03-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "NY",
            "license": "355293",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Melissa Flaccavento Maietta, M.S.
• Frances Flachofsky, RN
• Raymond Flagiello, D.D.S.
• Herbert Erik Flamm, DC
• Allison Flanagan, M.S., CCC-SLP
• Michelle Anne Flanigan, D.M.D.
• Dawn Marie Flannagan, M.A., CCC-SLP
• Patricia Flannery
• Beth Flashner, RN
• Flatbush Physical Therapy PC

• Family Nurse Practitioner in Staten Island, NY
• Providers in Staten Island, NY by specialty
• Family Nurse Practitioner in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 13, 2026; 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.