Active NPI
Jeffrey D Piper, MSW, LCSW
- Clinical Social Worker
- Clayton, MO
National Provider Identifier
1740494574
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 2002024646
- Practice address
- 135 N Meramec Ave Ste 401
Clayton, MO 63105-3757 - Phone
- (314) 361-5983
- NPI assigned
- May 10, 2007
- Sex
- Male
- Sole proprietor
- Yes
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 | 2002024646 | MO | Primary |
Addresses
Primary practice location
135 N Meramec Ave Ste 401
Clayton, MO 63105-3757
Mailing address
135 N Meramec Ave Ste 401
Clayton, MO 63105-3757
Phone (314) 361-5983
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 496704909 | Medicaid | MO |
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: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 1997
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
130 S Bemiston
Suite 506
St Louis, MO 63105-1913
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Monarch Immigrant Services | Clinical | 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 and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1178755200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786406400000",
"number": "1740494574",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "135 N MERAMEC AVE STE 401",
"city": "CLAYTON",
"state": "MO",
"postal_code": "631053757",
"telephone_number": "314-361-5983"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "135 N MERAMEC AVE STE 401",
"city": "CLAYTON",
"state": "MO",
"postal_code": "631053757",
"telephone_number": "314-361-5983"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PIPER",
"first_name": "JEFFREY",
"middle_name": "D",
"name_prefix": "Mr.",
"credential": "MSW, LCSW",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2007-05-10",
"last_updated": "2026-08-11",
"certification_date": "2026-08-11",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "MO",
"license": "2002024646",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "496704909",
"state": "MO"
}
],
"endpoints": [],
"other_names": []
}Other providers in Clayton, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 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.