Individual provider Active NPI

Otilia Benak Naranjo, D.C.

  • Chiropractor
  • Barrington, IL
National Provider Identifier
1164543856
Registry record updated Feb 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
ChiropractorTaxonomy code 111N00000X
License
038-009379 Issued in IL
Practice address
720 S Northwest Hwy
Barrington, IL 60010-4620
Phone
(847) 277-9355
Fax
(847) 277-9611
NPI assigned
Apr 2, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Chiropractor 111N00000X 038-009379 IL Primary

Addresses

Primary practice location

720 S Northwest Hwy
Barrington, IL 60010-4620

Mailing address

800 S Northwest Hwy Ste 102a
Barrington, IL 60010-4690
Phone (847) 277-9355

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050525000216 IL Practitioner - Chiropractic 2163464785 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Chiropractic
Education
Other, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

800 S Northwest Hwy
Suite 102a
Barrington, IL 60010-4690
Phone (847) 277-9355

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
038-009379ILMDChiropractor

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1175472000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771286400000",
    "number": "1164543856",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 S NORTHWEST HWY STE 102A",
            "city": "BARRINGTON",
            "state": "IL",
            "postal_code": "600104690",
            "telephone_number": "847-277-9355",
            "fax_number": "847-277-9611"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "720 S NORTHWEST HWY",
            "city": "BARRINGTON",
            "state": "IL",
            "postal_code": "600104620",
            "telephone_number": "847-277-9355",
            "fax_number": "847-277-9611"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NARANJO",
        "first_name": "OTILIA",
        "middle_name": "BENAK",
        "name_prefix": "Dr.",
        "credential": "D.C.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-04-02",
        "last_updated": "2026-02-17",
        "certification_date": "2026-02-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "IL",
            "license": "038-009379",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Barrington, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.