William Gary Leverton II, NP

Primary specialty

Acute Care Nurse PractitionerTaxonomy code 363LA2100X

License

432095 Issued in NY

Practice address

1 Heroes Way
Riverhead, NY 11901-2058

Phone

(631) 548-6467

NPI assigned

Jul 2, 2021

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Central Suffolk HospitalGroup PAC ID 4981508082, 94 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Peconic Bay Medical Center Hospital, Riverhead, NY, CCN 330107

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: wleverton60910@northwell.direct-ci.com
• Direct secure messaging: william.leverton@direct.stonybrookmedicine.edu

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.

• Central Suffolk Hospital

  • Hospitalist Physician
  • Riverhead, NY
  • NPI 1043402050
  Medicare reassignment Care Compare group NPD
• Central Suffolk Hosptial

  • Nurse Practitioner
  • Riverhead, NY
  • NPI 1841637741
  NPD
• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Stony Brook, NY
  • NPI 1972523348
  NPD

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

• Central Suffolk Hospital

  • General Acute Care Hospital
  • Riverhead, NY
  • NPI 1386649804
  Care Compare affiliation

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

{
    "created_epoch": "1625184000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787184000000",
    "number": "1528639424",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "105 PAM CT",
            "city": "BOHEMIA",
            "state": "NY",
            "postal_code": "117163813",
            "telephone_number": "631-805-1740"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 HEROES WAY",
            "city": "RIVERHEAD",
            "state": "NY",
            "postal_code": "119012058",
            "telephone_number": "631-548-6467"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEVERTON",
        "first_name": "WILLIAM",
        "middle_name": "GARY",
        "name_suffix": "II",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-07-02",
        "last_updated": "2026-08-20",
        "certification_date": "2026-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "NY",
            "license": "432095",
            "primary": true
        },
        {
            "code": "163WE0003X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Emergency",
            "state": "NY",
            "license": "703112",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• So Eun Lee, MD
• Elena Daniela Leonte, MD
• Christian Paolo Leparto, RN
• Matthew John Lettieri, MD
• Guylaine Levasseur, LPN
• Jerome David Levin, PHD
• Cindy Levine-Methven
• Lewin Agency, Inc.
• Lewin Services, Inc.
• Peggy Lewin

• Acute Care Nurse Practitioner in Riverhead, NY
• Providers in Riverhead, NY by specialty
• Acute Care Nurse Practitioner in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 2026; 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.