Individual provider Active NPI

Julie Mae Olzak, MS, RD, CD

  • Registered Dietitian
  • Green Bay, WI
National Provider Identifier
1972254993
Registry record updated Apr 11, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
Practice address
744 S Webster Ave
Green Bay, WI 54301-3505
Phone
(920) 445-7373
NPI assigned
Jan 11, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 11, 2023

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X WI Primary

Addresses

Primary practice location

744 S Webster Ave
Green Bay, WI 54301-3505

Mailing address

PO Box 22487
Green Bay, WI 54305-2487
Phone (920) 445-7210

Other practice location 1

2820 Roosevelt Rd
Marinette, WI 54143-3834
Phone (715) 735-5225

Other practice location 2

820 Arbutus Ave
Oconto, WI 54153-2004
Phone (920) 835-1100

Other practice location 3

218 S Hwy 141
Crivitz, WI 54114-1677
Phone (715) 854-7477

Other identifiers 1

IdentifierTypeStateIssuer
86254288OtherWICOMMISSION ON DIETETIC REGISTRATION

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address julie.olzak@bellin.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, GA2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240304001168 MI Practitioner - Registered Dietitian Or Nutrition Professional 7719379833 Reassigns benefits to 1 organization
I20250702002167 GA Practitioner - Registered Dietitian Or Nutrition Professional 7719379833 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

Practice roles

OrganizationSpecialtyStatusNew patients
Neighborhood Improvement Project Inc CurrentSince Jun 11, 2025 Accepting new patients
Bellin Memorial Hospital Inc Current Accepting new patients
Neighborhood Improvement Project, Inc CurrentSince Jun 11, 2025 Accepting new patients

Locations

2467 Golden Camp Rd
Augusta, GA 30906
Phone (706) 922-0682

2050 Walton Way
Ste 101
Augusta, GA 30904
Phone (706) 434-1590

Organizations & group practices 4

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": "1641859200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1681171200000",
    "number": "1972254993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 22487",
            "city": "GREEN BAY",
            "state": "WI",
            "postal_code": "543052487",
            "telephone_number": "920-445-7210",
            "fax_number": "920-445-7289"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "744 S WEBSTER AVE",
            "city": "GREEN BAY",
            "state": "WI",
            "postal_code": "543013505",
            "telephone_number": "920-445-7373"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2820 Roosevelt Rd",
            "address_purpose": "LOCATION",
            "city": "Marinette",
            "state": "WI",
            "postal_code": "541433834",
            "country_code": "US",
            "telephone_number": "715-735-5225",
            "fax_number": "715-735-5388",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "820 Arbutus Ave",
            "address_purpose": "LOCATION",
            "city": "Oconto",
            "state": "WI",
            "postal_code": "541532004",
            "country_code": "US",
            "telephone_number": "920-835-1100",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "218 S Hwy 141",
            "address_purpose": "LOCATION",
            "city": "Crivitz",
            "state": "WI",
            "postal_code": "541141677",
            "country_code": "US",
            "telephone_number": "715-854-7477",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLZAK",
        "first_name": "JULIE",
        "middle_name": "MAE",
        "credential": "MS, RD, CD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-01-11",
        "last_updated": "2023-04-11",
        "certification_date": "2023-04-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "WI",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "COMMISSION ON DIETETIC REGISTRATION",
            "identifier": "86254288",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "julie.olzak@bellin.org",
            "affiliation": "N",
            "endpointDescription": "Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Email",
            "address_1": "744 S Webster Ave",
            "city": "Green Bay",
            "state": "WI",
            "country_code": "US",
            "postal_code": "543013505",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "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 Apr 11, 2023; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.