Otoling

Primary specialty

AudiologistTaxonomy code 231H00000X

License

147-001070 Issued in IL

Legal business name

OTOLING

Practice address

39W568 Newton Sqaure
Geneva, IL 60134-4873

Phone

(630) 886-0520

Fax

(630) 305-8838

NPI assigned

Mar 10, 2006

Organization subpart

No

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

Authorized official

Name

Dr. Willard C. Hooks Jr., PH.D.NPI 1275673493

Title

Audiologist / Speechpathologist

Phone

(630) 305-8288

Specialties & licenses 2

Addresses

Other names 1

• OtoLing Doing business as

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Willard C Hooks Jr., PH.D.

  • Audiologist
  • Naperville, IL
  • NPI 1275673493
  NPD (past) Authorized official

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

{
    "created_epoch": "1141948800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782432000000",
    "number": "1508834904",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "P.O. BOX 8",
            "city": "SAINT CHARLES",
            "state": "IL",
            "postal_code": "601740008",
            "telephone_number": "630-886-0520",
            "fax_number": "630-305-8838"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "39W568 NEWTON SQAURE",
            "city": "GENEVA",
            "state": "IL",
            "postal_code": "601344873",
            "telephone_number": "630-886-0520",
            "fax_number": "630-305-8838"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OTOLING",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-03-10",
        "last_updated": "2026-06-26",
        "certification_date": "2026-06-26",
        "status": "A",
        "authorized_official_last_name": "HOOKS",
        "authorized_official_first_name": "WILLARD",
        "authorized_official_middle_name": "C.",
        "authorized_official_title_or_position": "AUDIOLOGIST / SPEECHPATHOLOGIST",
        "authorized_official_telephone_number": "630-305-8288",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_name_suffix": "Jr.",
        "authorized_official_credential": "PH.D."
    },
    "taxonomies": [
        {
            "code": "231H00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Audiologist",
            "state": "IL",
            "license": "147-001070",
            "primary": true
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "IL",
            "license": "146-005757",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "OtoLing",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Orthopedic & Spinesurgery Assoc.
• Margaret Taylor Ortiz, APRN, CNP
• Erin Osborn, LCPC
• Anna Lynn Osmun, PA-C
• Darlene A Osowiec, PH.D.
• Jacqueline Ott
• Grace-Marie Martina Ottomanelli, PA-C
• Barbara Bulow Ovesen, MSW, LSW
• Susan Owens
• Anthony M Pace, DO

• Audiologist in Geneva, IL
• Providers in Geneva, IL by specialty
• Audiologist in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.