Organization Active NPI

Gracious Growth Missouri LLC

  • Behavior Analyst
  • Saint Louis, MO
National Provider Identifier
1346105905
Registry record updated Dec 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
Legal business name
GRACIOUS GROWTH MISSOURI LLC
Practice address
231 S Bemiston Ave Ste 580
Saint Louis, MO 63105-1988
Phone
(844) 408-3757
NPI assigned
Dec 17, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 17, 2025

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

Authorized official

Name
Avi Marmorstein
Title
Ceo
Phone
(844) 408-3757

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior AnalystGroup: 193200000X MULTI-SPECIALTY GROUP 103K00000X Primary

Addresses

Primary practice location

231 S Bemiston Ave Ste 580
Saint Louis, MO 63105-1988

Mailing address

231 S Bemiston Ave Ste 580
Saint Louis, MO 63105-1988

National Provider Directory

National Provider Directory

Locations

231 S Bemiston Ave
Ste 580
Saint Louis, MO 63105
Phone (844) 408-3757

NPI Registry JSON

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

{
    "created_epoch": "1765929600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1765929600000",
    "number": "1346105905",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "231 S BEMISTON AVE STE 580",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631051988"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "231 S BEMISTON AVE STE 580",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631051988",
            "telephone_number": "844-408-3757"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GRACIOUS GROWTH MISSOURI LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-12-17",
        "last_updated": "2025-12-17",
        "certification_date": "2025-12-17",
        "status": "A",
        "authorized_official_last_name": "MARMORSTEIN",
        "authorized_official_first_name": "AVI",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "844-408-3757"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Behavior Analyst",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 17, 2025; 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.