Active NPI
John R Malensek, DDS
- Dentist
- Wauwatosa, WI
National Provider Identifier
1982673026
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dentist
- License
- 5000796015
- Practice address
- 2600 N Mayfair Rd
Ste 750
Wauwatosa, WI 53226 - Phone
- (414) 257-3366
- Fax
- (414) 258-1390
- NPI assigned
- Mar 14, 2006
- 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 |
|---|---|---|---|---|
| Dentist | 122300000X | 5000796015 | WI | Primary |
Addresses
Primary practice location
2600 N Mayfair Rd
Ste 750
Wauwatosa, WI 53226
Mailing address
W224 N2384 Meadowood Lane
Waukesha, WI 53186
Phone (262) 544-5371
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5000796015 | WI | MD | Dentist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Wauwatosa Dental Group SC | Dentist | 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.
-
- Dentist
- Wauwatosa, WI
- NPI 1104885482
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1142294400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1982673026",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "W224 N2384 MEADOWOOD LANE",
"city": "WAUKESHA",
"state": "WI",
"postal_code": "53186",
"telephone_number": "262-544-5371"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2600 N MAYFAIR RD",
"address_2": "STE 750",
"city": "WAUWATOSA",
"state": "WI",
"postal_code": "53226",
"telephone_number": "414-257-3366",
"fax_number": "414-258-1390"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MALENSEK",
"first_name": "JOHN",
"middle_name": "R",
"credential": "DDS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-03-14",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "WI",
"license": "5000796015",
"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 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.