Individual provider Active NPI

Rachel Isabel Teitelbaum

  • Orthodontics and Dentofacial Orthopedics Dentistry
  • Naperville, IL
National Provider Identifier
1043156698
Registry record updated Apr 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthodontics and Dentofacial Orthopedics DentistryTaxonomy code 1223X0400X
License
019.036970 Issued in IL
Practice address
1108 E Ogden Ave
Naperville, IL 60563-8560
Phone
(630) 778-9500
NPI assigned
Apr 27, 2026
Last updated
Apr 27, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 27, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthodontics and Dentofacial Orthopedics DentistryGroup: 193400000X SINGLE SPECIALTY GROUP 1223X0400X 019.036970 IL Primary

Addresses

Primary practice location

1108 E Ogden Ave
Naperville, IL 60563-8560

Mailing address

123 S Green St Apt 408B
Chicago, IL 60607-3494

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
019.036970ILMDOrthodontics and Dentofacial Orthopedic Dentist

Practice roles

OrganizationSpecialtyStatusNew patients
C & N Grathwol DMD P.C. Orthodontics and Dentofacial Orthopedics PastSince Jun 23, 2024 Accepting new patients
Cory Grathwol, DMD and Nicole Gange , DMD PLLC Orthodontics and Dentofacial Orthopedics PastSince Nov 8, 2025 Accepting new patients

Organizations & group practices 2

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": "1777248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777248000000",
    "number": "1043156698",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "123 S GREEN ST APT 408B",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606073494"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1108 E OGDEN AVE",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "605638560",
            "telephone_number": "630-778-9500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TEITELBAUM",
        "first_name": "RACHEL",
        "middle_name": "ISABEL",
        "name_prefix": "Dr.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-04-27",
        "last_updated": "2026-04-27",
        "certification_date": "2026-04-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223X0400X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dentist, Orthodontics and Dentofacial Orthopedics",
            "state": "IL",
            "license": "019.036970",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Naperville, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 27, 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.