Individual provider Active NPI

Asa Viccellio, M.D.

  • Emergency Medicine Physician
  • Stony Brook, NY
National Provider Identifier
1659316750
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
137862 Issued in NY
Practice address
University Hospital, L4
Stony Brook, NY 11794-0001
Phone
(631) 444-2499
NPI assigned
Jun 20, 2006
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 137862 NY Primary

Addresses

Primary practice location

University Hospital, L4
Stony Brook, NY 11794-0001

Mailing address

PO Box 1559
Stony Brook, NY 11790-0989
Phone (631) 444-2499

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100812000391 NY Practitioner - Emergency Medicine 0446253637 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Stony Brook Emergency Physicians, University Faculty Practice Corporat Emergency Medicine CurrentSince Oct 1, 1991 Accepting new patients

Locations

1 Heroes Way
Riverhead, NY 11901
Phone (631) 548-6000

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1150761600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1659316750",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1559",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117900989",
            "telephone_number": "631-444-2499"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "UNIVERSITY HOSPITAL, L4",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117940001",
            "telephone_number": "631-444-2499"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VICCELLIO",
        "first_name": "ASA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-20",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "137862",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stony Brook, NY

Sources for this page

Verify at the official NPI Registry.