NPIMap

Organization Active NPI

Athletic and Therapeutic Institute of Naperville, LLC

Doing business as ATI Physical Therapy

  • Physical Therapist
  • Hammond, IN
National Provider Identifier
1023313194
Registry record updated Mar 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
Legal business name
ATHLETIC AND THERAPEUTIC INSTITUTE OF NAPERVILLE, LLC
Doing business as
ATI Physical Therapy
Practice address
1738 165TH St
Suite a
Hammond, IN 46320-2821
Phone
(219) 844-1782
Fax
(219) 844-1830
NPI assigned
Jan 20, 2011
Last updated
Mar 24, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 24, 2026

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

Authorized official

Name
Wade A MeyerNPI 1396837498
Title
Chief Compliance Officer
Phone
(630) 296-2223

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X Primary

Addresses

Primary practice location

1738 165TH St
Suite a
Hammond, IN 46320-2821

Mailing address

2001 Butterfield Rd Ste 1600
Downers Grove, IL 60515-1211
Phone (630) 296-2222

Other identifiers 1

IdentifierTypeStateIssuer
DR5600OtherINMEDICARE RAILROAD

Other names 1

  • ATI Physical Therapy Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20110628000064 IN Part B Supplier - Clinic/Group Practice 8325014020 Receives reassigned benefits from 67 practitioners
6 other NPIs on this enrollment
Practice locations: Crown Point, IN; Munster, IN; Merrillville, IN; Lowell, IN; Hobart, IN; Hammond, IN; Griffith, IN; Dyer, IN…

Other NPIs with the same Medicare PAC ID 7

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 6

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Ati Physical Therapy11 organizations share this tax ID, including this one

Other organizations with this tax ID 10

Organizations that report the same tax identification number in the National Provider Directory.

Locations

1738 165th St
Ste A
Hammond, IN 46320
Phone (219) 844-1782

181 Deanna Dr
#C
Lowell, IN 46356
Phone (219) 696-0988

Practitioners & affiliated clinicians

Practitioners 73

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 73

NPI Registry JSON

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

{
    "created_epoch": "1295481600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774310400000",
    "number": "1023313194",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 BUTTERFIELD RD STE 1600",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605151211",
            "telephone_number": "630-296-2222"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1738 165TH ST",
            "address_2": "SUITE A",
            "city": "HAMMOND",
            "state": "IN",
            "postal_code": "463202821",
            "telephone_number": "219-844-1782",
            "fax_number": "219-844-1830"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ATHLETIC AND THERAPEUTIC INSTITUTE OF NAPERVILLE, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2011-01-20",
        "last_updated": "2026-03-24",
        "certification_date": "2026-03-24",
        "status": "A",
        "authorized_official_last_name": "MEYER",
        "authorized_official_first_name": "WADE",
        "authorized_official_middle_name": "A",
        "authorized_official_title_or_position": "CHIEF COMPLIANCE OFFICER",
        "authorized_official_telephone_number": "630-296-2223"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "DR5600",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "ATI Physical Therapy",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Hammond, IN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.