Individual provider Active NPI

Matthew Mark Witkowski, DMD

  • Endodontics
  • South Barrington, IL
National Provider Identifier
1508366717
Registry record updated Jul 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
EndodonticsTaxonomy code 1223E0200X
License
021.003457 Issued in IL
Practice address
20 Executive CT Ste 1
South Barrington, IL 60010-9543
Phone
(847) 550-3460
NPI assigned
Feb 14, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Dentistry 1223G0001X 019032088 IL
Student in an Organized Health Care Education/Training Program 390200000X
Student in an Organized Health Care Education/Training Program 390200000X RES-30652 IA
Endodontics 1223E0200X 021.003457 IL Primary

Addresses

Primary practice location

20 Executive CT Ste 1
South Barrington, IL 60010-9543

Mailing address

2405 River Woods Dr
Naperville, IL 60565-6356
Phone (313) 407-6569

Other practice location 1

801 Newton Rd
Iowa City, IA 52242-1001
Phone (319) 335-7440

Other practice location 2

27005 76th Ave
New Hyde Park, NY 11040-1402
Phone (313) 407-6569

Other practice location 3

19615 Governors Hwy
Flossmoor, IL 60422-2037
Phone (708) 221-8343

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: No
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20190104000345 NY Order and Referring Only - DentistPractitioner - Dentist 4284970724

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
021.003457ILMDEndodontist
019032088ILMDGeneral Practice Dentistry
RES-30652IAMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
BDD of Illinois P.C. Endodontics CurrentSince Sep 1, 2021 Accepting new patients

Locations

19615 Governors Hwy
Flossmoor, IL 60422
Phone (708) 221-8343

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": "1518566400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753142400000",
    "number": "1508366717",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2405 RIVER WOODS DR",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "605656356",
            "telephone_number": "313-407-6569"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 EXECUTIVE CT STE 1",
            "city": "SOUTH BARRINGTON",
            "state": "IL",
            "postal_code": "600109543",
            "telephone_number": "847-550-3460"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "801 Newton Rd",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522421001",
            "country_code": "US",
            "telephone_number": "319-335-7440",
            "fax_number": "319-335-7451",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "27005 76th Ave",
            "address_purpose": "LOCATION",
            "city": "New Hyde Park",
            "state": "NY",
            "postal_code": "110401402",
            "country_code": "US",
            "telephone_number": "313-407-6569",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "19615 Governors Hwy",
            "address_purpose": "LOCATION",
            "city": "Flossmoor",
            "state": "IL",
            "postal_code": "604222037",
            "country_code": "US",
            "telephone_number": "708-221-8343",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WITKOWSKI",
        "first_name": "MATTHEW",
        "middle_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-02-14",
        "last_updated": "2025-07-22",
        "certification_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "IL",
            "license": "019032088",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IA",
            "license": "RES-30652",
            "primary": false
        },
        {
            "code": "1223E0200X",
            "taxonomy_group": "",
            "desc": "Dentist, Endodontics",
            "state": "IL",
            "license": "021.003457",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in South Barrington, IL

Sources for this page

Verify at the official NPI Registry.