Active NPI
John Edwin Troast
- Clinical Social Worker
- Wauwatosa, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 9166-123
- Practice address
- 2600 N Mayfair Rd Ste 650
Wauwatosa, WI 53226-1322 - Phone
- (414) 771-9304
- Fax
- (414) 771-9543
- NPI assigned
- May 14, 2017
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | C018828 | NC | |
| Social Worker | 104100000X | 130401-121 | WI | |
| Clinical Social Worker | 1041C0700X | 12322-C | NV | |
| Clinical Social Worker | 1041C0700X | 9166-123 | WI | Primary |
Addresses
Primary practice location
2600 N Mayfair Rd Ste 650
Wauwatosa, WI 53226-1322
Mailing address
2600 N Mayfair Rd Ste 650
Wauwatosa, WI 53226-1322
Other practice location 1
2275 N 59th St
Milwaukee, WI 53208-1041
Phone (414) 861-9940
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2008
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2600 N Mayfair Rd
Suite 650
Wauwatosa, WI 53226-1321
Phone (414) 771-9304
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 130401-121 | WI | MD | Social Worker |
| C018828 | NC | MD | Clinical Social Worker |
| 12322-C | NV | MD | Clinical Social Worker |
| 9166-123 | WI | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Shore Counseling and Consulting Clinic, S.C. | Current | Accepting new patients | |
| Mental Health Specialty Group PA | Current | Accepting new patients |
Locations
811 E Washington Ave
Madison, WI 53703
Phone (469) 466-7420
2600 N Mayfair Rd
Ste 650
Wauwatosa, WI 53226
Phone (414) 771-9304
Organizations & group practices 2
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.
-
- Group Psychotherapy Psychologist
- Milwaukee, WI
- NPI 1588710073
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1494720000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784678400000",
"number": "1962939504",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2600 N MAYFAIR RD STE 650",
"city": "WAUWATOSA",
"state": "WI",
"postal_code": "532261322"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2600 N MAYFAIR RD STE 650",
"city": "WAUWATOSA",
"state": "WI",
"postal_code": "532261322",
"telephone_number": "414-771-9304",
"fax_number": "414-771-9543"
}
],
"practiceLocations": [
{
"address_1": "2275 N 59th St",
"address_purpose": "LOCATION",
"city": "Milwaukee",
"state": "WI",
"postal_code": "532081041",
"country_code": "US",
"telephone_number": "414-861-9940",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TROAST",
"first_name": "JOHN",
"middle_name": "EDWIN",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2017-05-14",
"last_updated": "2026-07-22",
"certification_date": "2026-07-22",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "NC",
"license": "C018828",
"primary": false
},
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "WI",
"license": "130401-121",
"primary": false
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "NV",
"license": "12322-C",
"primary": false
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "WI",
"license": "9166-123",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Wauwatosa, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 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.