Active NPI
Kelly Lauretta Retzlaff, AUD
- Audiologist
- Green Bay, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Audiologist
- License
- 758
- Practice address
- 2845 Greenbrier Rd
Green Bay, WI 54311-6519 - Phone
- (920) 288-8000
- NPI assigned
- Sep 28, 2021
- Last updated
- Oct 23, 2025
- 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 |
|---|---|---|---|---|
| Audiologist | 231H00000X | 758 | WI | Primary |
Addresses
Primary practice location
2845 Greenbrier Rd
Green Bay, WI 54311-6519
Mailing address
4525 Paul CT
Green Bay, WI 54313-2412
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Qualified Audiologist
- Education
- Other, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2845 Greenbrier Rd
Green Bay, WI 54311-6519
Phone (920) 288-8250
933 Waube LN
Green Bay, WI 54304-5521
Phone (920) 548-9500
Merit-based Incentive Payment System (MIPS)
- Final score
- 86.21 of 100
- Quality
- 78.54
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 75.5
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Master of Arts
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 758 | WI | MD | Audiologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Bellin Memorial Hospital Inc | Current | Accepting new patients | |
| Oconto Hospital & Medical Center Inc | Current | Accepting new patients | |
| Baycare Clinic LLP | Current | Accepting new patients | |
| Oconto Hospital & Medical Center Inc | Current | Accepting new patients | |
| Bellin Memorial Hospital Inc | Current | Accepting new patients | |
| Baycare Clinic LLP | Current | Accepting new patients | |
| Bellin Memorial Hospital Inc | Current | Accepting new patients | |
| Bellin Memorial Hospital Inc | Past | Accepting new patients |
Locations
1035 Kepler Dr
Green Bay, WI 54311
2550 S Ashland Ave
Green Bay, WI 54304
Phone (920) 548-7337
2581 Development Dr
Green Bay, WI 54311
Phone (920) 347-0400
2845 Greenbrier Rd
Green Bay, WI 54311
Phone (920) 288-3388
744 S Webster Ave
Green Bay, WI 54301
Phone (920) 433-6025
933 Waube Ln
Green Bay, WI 54304
Phone (920) 548-9500
1650 S 41st St
Manitowoc, WI 54220
Phone (920) 320-3100
2820 Roosevelt Rd
Marinette, WI 54143
Phone (715) 330-6171
820 Arbutus Ave
Oconto, WI 54153
Phone (920) 835-1100
719 Doctors Ct
Oshkosh, WI 54901
Phone (920) 235-0066
Organizations & group practices 8
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.
-
- Emergency Medicine Physician
- Green Bay, WI
- NPI 1588609648
-
dba Bellin Health Algoma
- Rural Health Clinic/Center
- Algoma, WI
- NPI 1609838473
-
dba Emplify Health Oconto Hospital
- Critical Access Hospital
- Oconto, WI
- NPI 1356373302
-
- Durable Medical Equipment & Medical Supplies
- Manitowoc, WI
- NPI 1134490758
-
dba Bellin Health
- Family Medicine Physician
- Green Bay, WI
- NPI 1033172390
-
dba Bellin Health Generations
- Clinic/Center
- Green Bay, WI
- NPI 1497191951
-
dba Bellin Health Suring
- Rural Health Clinic/Center
- Suring, WI
- NPI 1104418037
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1632787200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761177600000",
"number": "1477225407",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4525 PAUL CT",
"city": "GREEN BAY",
"state": "WI",
"postal_code": "543132412"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2845 GREENBRIER RD",
"city": "GREEN BAY",
"state": "WI",
"postal_code": "543116519",
"telephone_number": "920-288-8000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RETZLAFF",
"first_name": "KELLY",
"middle_name": "LAURETTA",
"credential": "AUD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-09-28",
"last_updated": "2025-10-23",
"certification_date": "2025-10-23",
"status": "A"
},
"taxonomies": [
{
"code": "231H00000X",
"taxonomy_group": "",
"desc": "Audiologist",
"state": "WI",
"license": "758",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Green Bay, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 23, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- 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.