Individual provider Active NPI

Lea Z Ruopp, PA

  • Physician Assistant
  • Milwaukee, WI
National Provider Identifier
1386206233
Registry record updated Oct 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
472923 Issued in WI
Practice address
1575 N Rivercenter Dr
Milwaukee, WI 53212-3978
Phone
(414) 283-8444
NPI assigned
Jul 1, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 7, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 472923 WI Primary

Addresses

Primary practice location

1575 N Rivercenter Dr
Milwaukee, WI 53212-3978

Mailing address

PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250

Other practice location 1

6901 W Edgerton Ave
Greenfield, WI 53220-4420
Phone (414) 421-8400

Other identifiers 1

IdentifierTypeStateIssuer
100091485MedicaidWI

Other names 1

  • Lea Z Sack Former name

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address lsack238165@direct.myadvocateaurora.org Direct

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: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20190814000338 WI Practitioner - Physician Assistant 7214264274 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians
Lakeshore Medical Clinic LLCGroup PAC ID 7719890730, 375 clinicians

Practice addresses (Care Compare)

1020 N 12TH St
Milwaukee, WI 53233-1308
Phone (414) 219-3056

200 E Ryan Rd
Oak Creek, WI 53154-4563
Phone (414) 570-3590

2000 E Layton Ave
Saint Francis, WI 53235-6053
Phone (414) 744-6589

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
472923WIMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Advanced Healthcare Inc CurrentSince Sep 16, 2019 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Sep 16, 2019 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Sep 16, 2019 Accepting new patients
Lakeshore Medical Clinic, LLC CurrentSince Sep 16, 2019 Accepting new patients
Aurora Advanced Healthcare, Inc. CurrentSince Sep 16, 2019 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

1575 N Rivercenter Dr
Milwaukee, WI 53212
Phone (414) 283-8444

6901 W Edgerton Ave
Milwaukee, WI 53220
Phone (414) 325-5244

3301 W Forest Home Ave
Milwaukee, WI 53215
Phone (414) 389-2233

1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056

S74W16775 Janesville Rd
Muskego, WI 53150
Phone (414) 422-4747

2000 E Layton Ave
St Francis, WI 53235
Phone (414) 744-7880

Interoperability endpoints

  • Direct secure messaging: lsack238165@direct.myadvocateaurora.org

Organizations & group practices 5

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": "1561939200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1386206233",
    "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",
            "fax_number": "414-385-8987"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1575 N RIVERCENTER DR",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532123978",
            "telephone_number": "414-283-8444"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6901 W Edgerton Ave",
            "address_purpose": "LOCATION",
            "city": "Greenfield",
            "state": "WI",
            "postal_code": "532204420",
            "country_code": "US",
            "telephone_number": "414-421-8400",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RUOPP",
        "first_name": "LEA",
        "middle_name": "Z",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-07-01",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "WI",
            "license": "472923",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100091485",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "6901 W Edgerton Ave",
            "city": "Greenfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532204420",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lsack238165@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "6901 W Edgerton Ave",
            "city": "Greenfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532204420",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "LEA",
            "last_name": "SACK",
            "middle_name": "Z",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Milwaukee, WI

Sources for this page

Verify at the official NPI Registry.