Active NPI
Lauren Elizabeth Merton, LCSW
- Clinical Social Worker
- Wenzville, MO
National Provider Identifier
1255191532
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 2026027311
- Practice address
- 237 Creek Side Office Dr.
Wenzville, MO 63385 - Phone
- (636) 202-1412
- NPI assigned
- Mar 21, 2024
- Last updated
- Jul 21, 2026
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 2026027311 | MO | Primary |
Addresses
Primary practice location
237 Creek Side Office Dr.
Wenzville, MO 63385
Mailing address
237 Creekside Office Dr Wentzville
Wenzville, MO 63385
Phone (636) 202-1412
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
400 N 5TH St
Suite 201
Saint Charles, MO 63301-1808
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2026027311 | MO | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| A W Stevenson LLC | Current | Accepting new patients |
Locations
237 Creekside Office Dr
Wentzville, MO 63385
Phone (636) 202-1412
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": "1710979200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784592000000",
"number": "1255191532",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "237 CREEKSIDE OFFICE DR WENTZVILLE",
"city": "WENZVILLE",
"state": "MO",
"postal_code": "63385",
"telephone_number": "636-202-1412"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "237 CREEK SIDE OFFICE DR.",
"city": "WENZVILLE",
"state": "MO",
"postal_code": "63385",
"telephone_number": "636-202-1412"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MERTON",
"first_name": "LAUREN",
"middle_name": "ELIZABETH",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-03-21",
"last_updated": "2026-07-21",
"certification_date": "2026-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "MO",
"license": "2026027311",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.