Active NPI
Maxwell Paul Atzemis, CCC-SLP
- Speech-Language Pathologist
- Saint Louis, MO
National Provider Identifier
1962292169
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Speech-Language Pathologist
- License
- 14453223
- Practice address
- 2338 Lemay Ferry Rd
Saint Louis, MO 63125-3127 - Phone
- (314) 339-7732
- NPI assigned
- May 9, 2025
- Last updated
- May 9, 2025
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Speech-Language Pathologist | 235Z00000X | 14453223 | Primary |
Addresses
Primary practice location
2338 Lemay Ferry Rd
Saint Louis, MO 63125-3127
Mailing address
9503 Breuer Dr
Affton, MO 63123-6507
Phone (314) 435-1368
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
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Autism and Behavioral Spectrum LLC | Past | Accepting new patients |
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, 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": "1746748800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1746748800000",
"number": "1962292169",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9503 BREUER DR",
"city": "AFFTON",
"state": "MO",
"postal_code": "631236507",
"telephone_number": "314-435-1368"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2338 LEMAY FERRY RD",
"city": "SAINT LOUIS",
"state": "MO",
"postal_code": "631253127",
"telephone_number": "314-339-7732"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ATZEMIS",
"first_name": "MAXWELL",
"middle_name": "PAUL",
"credential": "CCC-SLP",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-05-09",
"last_updated": "2025-05-09",
"certification_date": "2025-05-09",
"status": "A"
},
"taxonomies": [
{
"code": "235Z00000X",
"taxonomy_group": "",
"desc": "Speech-Language Pathologist",
"state": null,
"license": "14453223",
"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 May 9, 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.