Organization Active NPI

Atr John LLC

Doing business as Advanced Training and Rehab

  • Physical Therapist
  • Des Peres, MO
National Provider Identifier
1558200543
Registry record updated Mar 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
Legal business name
ATR JOHN LLC
Doing business as
Advanced Training and Rehab
Practice address
2121 Barrett Station Rd
Des Peres, MO 63131-1606
Phone
(314) 434-8680
NPI assigned
Mar 26, 2026
Last updated
Mar 26, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Mar 26, 2026

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

Authorized official

Name
James Hofman
Title
Managing Member
Phone
(314) 434-8680

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X NU Primary

Addresses

Primary practice location

2121 Barrett Station Rd
Des Peres, MO 63131-1606

Mailing address

14515 N Outer 40 Rd Ste 110
Chesterfield, MO 63017-5746

Other names 1

  • Advanced Training and Rehab Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20260513000997 MO Part B Supplier - Physical/Occupational Therapy Group in Private Practice 1456820067 Receives reassigned benefits from 2 practitioners
Practice locations: Saint Louis, MO

National Provider Directory

National Provider Directory

Locations

2121 Barrett Station Rd
Saint Louis, MO 63131
Phone (314) 394-1923

Practitioners & affiliated clinicians

Practitioners 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1774483200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1774483200000",
    "number": "1558200543",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14515 N OUTER 40 RD STE 110",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630175746"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2121 BARRETT STATION RD",
            "city": "DES PERES",
            "state": "MO",
            "postal_code": "631311606",
            "telephone_number": "314-434-8680"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ATR JOHN LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-03-26",
        "last_updated": "2026-03-26",
        "certification_date": "2026-03-26",
        "status": "A",
        "authorized_official_last_name": "HOFMAN",
        "authorized_official_first_name": "JAMES",
        "authorized_official_title_or_position": "MANAGING MEMBER",
        "authorized_official_telephone_number": "314-434-8680"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Advanced Training and Rehab",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Des Peres, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 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.