Gillian R. Brown, M.S.W.

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

097290 Issued in NY

Practice address

77 E 1St Street
Corning, NY 14830-2715

Phone

(607) 936-1771

Fax

(607) 937-2648

NPI assigned

Jun 6, 2015

Last updated

Oct 12, 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

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Social Worker

Education

Other, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Rivia Medical PLLCGroup PAC ID 4880009943, 67 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

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.

• Rivia Medical PLLC

  dba Rivia Medical

  • Psychiatric/Mental Health Nurse Practitioner
  • New York, NY
  • NPI 1134644032

  Clinical

  Medicare reassignment Care Compare group NPD
• Erwin Psychiatric NP PLLC

  • Psychiatric/Mental Health Nurse Practitioner
  • Corning, NY
  • NPI 1639939069
  NPD
• Pathways, Inc.

  • Social Worker
  • Corning, NY
  • NPI 1396896486
  NPD
• Rivia Medical PLLC

  dba RIVIA Mind

  • Nutritionist
  • New York, NY
  • NPI 1871280818
  NPD

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

{
    "created_epoch": "1433548800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760227200000",
    "number": "1164802989",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "33 DENISON PKWY W",
            "city": "CORNING",
            "state": "NY",
            "postal_code": "148302613",
            "telephone_number": "607-936-1771",
            "fax_number": "607-937-2648"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "77 E 1ST STREET",
            "city": "CORNING",
            "state": "NY",
            "postal_code": "148302715",
            "telephone_number": "607-936-1771",
            "fax_number": "607-937-2648"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "274 Madison Ave Rm 1501",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100160701",
            "country_code": "US",
            "telephone_number": "212-203-1773",
            "fax_number": "646-665-4427",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BROWN",
        "first_name": "GILLIAN",
        "middle_name": "R.",
        "name_prefix": "Ms.",
        "credential": "M.S.W.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-06-06",
        "last_updated": "2025-10-12",
        "certification_date": "2025-10-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "NY",
            "license": "097290",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Frank Bourke, PHD
• Barbara A. Bowman, M.S.W.
• Sarah Cooper Boyle, P.A.
• Michael A. Bratti, MD
• Daniel E Britton, MD
• Melissa L Brown, D.M.D., M.S., P.C.
• Valerie Ann Brown, LMSW
• Karen Brugge, M.D.
• Samantha Lee Burris, L.AC.
• Kayleen Elizabeth Butler, LMT

• Clinical Social Worker in Corning, NY
• Providers in Corning, NY by specialty
• Clinical Social Worker in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 12, 2025; 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.