Alyssa Hahn

Primary specialty

Pediatric Nurse PractitionerTaxonomy code 363LP0200X

License

26NR25022300 Issued in NJ

Practice address

2840 Morris Ave
Union, NJ 07083-4851

Phone

(888) 244-5373

NPI assigned

Jun 12, 2025

Last updated

Jul 19, 2025By the provider in NPPES

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Locations

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.

• Children's Specialized Hospital

  • Children's Rehabilitation Hospital
  • New Brunswick, NJ
  • NPI 1396886297
  NPD
• Children' Specialized Hospital

  • Medically Fragile Infants and Children Day Care
  • Mountainside, NJ
  • NPI 1578604476
  NPD (past)

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

{
    "created_epoch": "1749686400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752883200000",
    "number": "1023903531",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 925",
            "city": "HARRIMAN",
            "state": "NY",
            "postal_code": "109260925"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2840 MORRIS AVE",
            "city": "UNION",
            "state": "NJ",
            "postal_code": "070834851",
            "telephone_number": "888-244-5373"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAHN",
        "first_name": "ALYSSA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-12",
        "last_updated": "2025-07-19",
        "certification_date": "2025-07-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "NJ",
            "license": "26NR25022300",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Alissa Gutowski
• Rama Emilija Gvildys, D.M.D.
• James E. Haberman, M.D.
• Nicole J Haddad
• Denise Hadzovic
• Hair by Jessica King
• William Nick Halkias, D.D.S.
• Danielle J Hall, LCSW
• Kate Haller, MD
• Frank Albert Halter, D.C.

• Pediatric Nurse Practitioner in Union, NJ
• Providers in Union, NJ by specialty
• Pediatric Nurse Practitioner in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 19, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.