Individual provider Active NPI

Daryl W Williams, MD

  • Emergency Medicine Physician
  • Stony Brook, NY
National Provider Identifier
1710151394
Registry record updated Jun 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
270099-1 Issued in NY
Practice address
Stony Brook Univeristy Hospital Em
HSC Level 4 Room 080
Stony Brook, NY 11794-8350
Phone
(631) 444-2754
Fax
(631) 444-6031
NPI assigned
Apr 15, 2008
Last updated
Jun 11, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 11, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X NU
Emergency Medicine Physician 207P00000X 2009-00811 NC
Emergency Medicine Physician 207P00000X 270099-1 NY Primary
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 270099 NY

Addresses

Primary practice location

Stony Brook Univeristy Hospital Em
HSC Level 4 Room 080
Stony Brook, NY 11794-8350

Mailing address

21 Ingrid Rd
Setauket, NY 11733-2217
Phone (631) 241-1224

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
I20131031001293 NY Practitioner - Emergency Medicine 0840425765 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Virginia Commonwealth University, School of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
New York UniversityGroup PAC ID 1355232422, 5,925 clinicians

Practice addresses (Care Compare)

111 Broadway
New York, NY 10006-1901
Phone (212) 263-9700

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2009-00811NCMDEmergency Medicine Physician
270099-1NYMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
New York University CurrentSince Aug 1, 2024 Accepting new patients
Stony Brook Emergency Physicians, University Faculty Practice Corporat Emergency Medicine CurrentSince Oct 1, 2013 Accepting new patients
New York University Emergency Medicine CurrentSince Aug 1, 2024 Accepting new patients
Long Island Community Hospital at NYU Langone Health Past Accepting new patients

Locations

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

Interoperability endpoints

  • Direct secure messaging: daryl.williams@direct.stonybrookmedicine.edu
  • Direct secure messaging: dwilliams636947@nyumc.direct-ci.com

Organizations & group practices 4

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.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1208217600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781136000000",
    "number": "1710151394",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21 INGRID RD",
            "city": "SETAUKET",
            "state": "NY",
            "postal_code": "117332217",
            "telephone_number": "631-241-1224"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "STONY BROOK UNIVERISTY HOSPITAL EM",
            "address_2": "HSC LEVEL 4 ROOM 080",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117948350",
            "telephone_number": "631-444-2754",
            "fax_number": "631-444-6031"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "DARYL",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-15",
        "last_updated": "2026-06-11",
        "certification_date": "2026-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NC",
            "license": "2009-00811",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "270099-1",
            "primary": true
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "NY",
            "license": "270099",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stony Brook, NY

Sources for this page

Verify at the official NPI Registry.