Jillian O'Sullivan

Primary specialty

AudiologistTaxonomy code 231H00000X

License

AUD100208 Issued in MA

Practice address

243 Charles St
Boston, MA 02114-3002

Phone

(617) 573-3266

NPI assigned

Aug 12, 2025

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 MA

Enrollment records 1

Specialty

Qualified Audiologist

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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 and National Provider Directory roles.

• Massachusetts Eye and Ear Associates, Inc.

  • Ophthalmology Physician
  • Boston, MA
  • NPI 1932574332

  Audiologist

  Medicare reassignment NPD
• Massachusetts Eye and Ear Infirmary

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1639101751
  Medicare reassignment NPD

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

{
    "created_epoch": "1754956800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758499200000",
    "number": "1710863394",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "243 CHARLES ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021143002",
            "telephone_number": "617-573-3266"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "243 CHARLES ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021143002",
            "telephone_number": "617-573-3266"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "41 Montvale Ave Ste 200",
            "address_purpose": "LOCATION",
            "city": "Stoneham",
            "state": "MA",
            "postal_code": "021802445",
            "country_code": "US",
            "telephone_number": "781-279-0971",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'SULLIVAN",
        "first_name": "JILLIAN",
        "name_prefix": "Dr.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-08-12",
        "last_updated": "2025-09-22",
        "certification_date": "2025-09-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "231H00000X",
            "taxonomy_group": "",
            "desc": "Audiologist",
            "state": "MA",
            "license": "AUD100208",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joseph O'Such
• Brendan Timothy O'Sullivan
• Cathatl E O'Sullivan, MD
• Francis James O'Sullivan, MS, APRN,BC
• Isabel O'Sullivan
• Kevin Fitzpatrick O'Sullivan
• Mairead O'Sullivan, DPT, PT
• Matthew Peter O'Sullivan, ATC
• Patricia N O'Sullivan, M.D.
• Aoibhlinn Mary O'Toole, MB BCH BAO

• Audiologist in Boston, MA
• Providers in Boston, MA by specialty
• Audiologist in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.