Active NPI
Austyn Erickson
- Registered Dietitian
- Greenfield, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Dietitian
- License
- 6114-29
- Practice address
- 4448 W Loomis Rd
Greenfield, WI 53220-4800 - Phone
- (414) 281-5150
- NPI assigned
- Jun 1, 2021
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Dietitian | 133V00000X | 86153581 | KY | |
| Registered Dietitian | 133V00000X | 6114-29 | WI | Primary |
Addresses
Primary practice location
4448 W Loomis Rd
Greenfield, WI 53220-4800
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other practice location 1
1740 Nicholasville Rd
Lexington, KY 40503-1431
Phone (859) 260-6100
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Registered Dietitian Or Nutrition Professional
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1055 N Mayfair Rd
Suite 300
Wauwatosa, WI 53226-3436
Phone (414) 476-8450
2801 W Kinnickinnic River Pkwy
Milwaukee, WI 53215-3669
Phone (414) 385-8600
4448 W Loomis Rd
Greenfield, WI 53220-4800
Phone (414) 281-5150
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 6114 | WI | MD | Chiropractor |
| 86153581 | KY | MD | Registered Dietitian |
| 6114-29 | WI | MD | Registered Dietitian |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Aurora Advanced Healthcare Inc | Current | Accepting new patients | |
| Lakeshore Medical Clinic LTD | Current | Accepting new patients | |
| Lakeshore Medical Clinic, LLC | Current | Accepting new patients | |
| Aurora Advanced Healthcare, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients |
Locations
3003 W Good Hope Rd
Glendale, WI 53209
Phone (414) 352-3100
12203 N Corporate Pkwy
Mequon, WI 53092
Phone (262) 387-8200
4448 W Loomis Rd
Milwaukee, WI 53220
Phone (414) 281-5150
1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056
2801 W Kinnickinnic River Pkwy
Milwaukee, WI 53215
Phone (414) 384-5111
S74W16775 Janesville Rd
Muskego, WI 53150
Phone (414) 422-4747
2000 E Layton Ave
St Francis, WI 53235
Phone (414) 744-7880
1055 N Mayfair Rd
Wauwatosa, WI 53226
Phone (414) 476-8450
1055 N Mayfair Rd
Ste 300
Wauwatosa, WI 53226
Phone (414) 476-8450
Organizations & group practices 7
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.
-
- Family Medicine Physician
- Milwaukee, WI
- NPI 1265629133
-
- Certified Registered Nurse Anesthetist
- Milwaukee, WI
- NPI 1427271378
-
- Family Medicine Physician
- St Francis, WI
- NPI 1003861188
-
- Durable Medical Equipment & Medical Supplies
- Summit, WI
- NPI 1477186633
-
- Durable Medical Equipment & Medical Supplies
- Oshkosh, WI
- NPI 1326858044
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Milwaukee, WI
- NPI 1659599157
-
dba LMC Bucyrus Medical
- Family Medicine Physician
- South Milwaukee, WI
- NPI 1174851893
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1622505600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755561600000",
"number": "1073189064",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 735044",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606735044",
"telephone_number": "800-326-2250"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4448 W LOOMIS RD",
"city": "GREENFIELD",
"state": "WI",
"postal_code": "532204800",
"telephone_number": "414-281-5150"
}
],
"practiceLocations": [
{
"address_1": "1740 Nicholasville Rd",
"address_purpose": "LOCATION",
"city": "Lexington",
"state": "KY",
"postal_code": "405031431",
"country_code": "US",
"telephone_number": "859-260-6100",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ERICKSON",
"first_name": "AUSTYN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-06-01",
"last_updated": "2025-08-19",
"certification_date": "2025-08-19",
"status": "A"
},
"taxonomies": [
{
"code": "133V00000X",
"taxonomy_group": "",
"desc": "Dietitian, Registered",
"state": "KY",
"license": "86153581",
"primary": false
},
{
"code": "133V00000X",
"taxonomy_group": "",
"desc": "Dietitian, Registered",
"state": "WI",
"license": "6114-29",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Greenfield, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 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.