Individual provider Active NPI

Michael Trenkle, CRNA

  • Certified Registered Nurse Anesthetist
  • Elkhorn, WI
National Provider Identifier
1184069817
Registry record updated Dec 20, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
5330 Issued in WI
Practice address
W3985 County Road NN
Elkhorn, WI 53121-4337
Phone
(262) 741-2000
NPI assigned
May 8, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 20, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 158900-30 WI
Certified Registered Nurse Anesthetist 367500000X 5330 WI Primary

Addresses

Primary practice location

W3985 County Road NN
Elkhorn, WI 53121-4337

Mailing address

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

Other practice location 1

1400 Eastside Rd
Platteville, WI 53818-9800
Phone (608) 348-2331

Other identifiers 1

IdentifierTypeStateIssuer
100030435MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address mtrenkle365178@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, SC2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20130801000327 WI Practitioner - Certified Registered Nurse Anesthetist (Crna) 2961643028 Reassigns benefits to 8 organizations
I20240312003499 SC Practitioner - Certified Registered Nurse Anesthetist (Crna) 2961643028 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Ias Illinois PCGroup PAC ID 9638530991, 79 clinicians
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians

Practice addresses (Care Compare)

1969 W Hart Rd
Beloit, WI 53511-2230
Phone (608) 364-5011

W3985 County Rd NN
Elkhorn, WI 53121-4337
Phone (262) 741-2000

Hospital & facility affiliations

  • Beloit Health System Hospital, Beloit, WI, CCN 520100
  • Aurora Lakeland Medical Center Hospital, Elkhorn, WI, CCN 520102

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
5330WIMDOccupational Therapy Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Musc Community Physicians CurrentSince Oct 1, 2023 Accepting new patients
Aurora Medical Group, Inc. Nurse Anesthetist, Certified Registered CurrentSince Feb 1, 2023 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Feb 1, 2023 Accepting new patients
Lafayette County CurrentSince Jan 13, 2026 Accepting new patients
Aspirus Stevens Point Hospital & Clinics, Inc. CurrentSince Sep 24, 2014 Accepting new patients
Racine Anesthesia Services, LLC Nurse Anesthetist, Certified Registered CurrentSince Feb 1, 2026 Accepting new patients
Lafayette County CurrentSince Jan 13, 2026 Accepting new patients
North American Partners in Anesthesia Wisconsin SC CurrentSince Apr 2, 2022 Accepting new patients
Aspirus Stevens Point Hospital & Clinics, Inc. CurrentSince Sep 24, 2014 Accepting new patients
Ias Illinois PC CurrentSince May 16, 2025 Accepting new patients
Southwest Health Center, Inc. CurrentSince Jun 1, 2016 Accepting new patients
Southwest Health Center, Inc. CurrentSince Jun 1, 2016 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Jan 1, 2016 Accepting new patients
Musc Community Physicians CurrentSince Oct 1, 2023 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Jan 1, 2016 Accepting new patients
Southwest Health Center, Inc Current Accepting new patients
St Luke'S Methodist Hospital Current Accepting new patients
Laboratory Corportation of America Holdings Past Accepting new patients

Locations

29980 Network Pl
Chicago, IL 60673

2525 Kaneville Rd
Geneva, IL 60134
Phone (630) 584-1400

1305 Walt Whitman Rd
Ste 300
Melville, NY 11747
Phone (516) 370-3796

506 North St
Bamberg, SC 29003
Phone (803) 245-6290

1969 W Hart Rd
Beloit, WI 53511
Phone (608) 364-5011

2661 County Highway I
Chippewa Fls, WI 54729
Phone (715) 717-7200

211 Bev Anderson Dr
Darlington, WI 53530
Phone (608) 776-4466

900 W Clairemont Ave
Eau Claire, WI 54701
Phone (715) 717-4121

W3985 Highway NN
Elkhorn, WI 53121
Phone (262) 741-2000

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

3801 Spring St
Mount Pleasant, WI 53405
Phone (262) 636-4011

1400 Eastside Rd
Platteville, WI 53818
Phone (608) 342-4712

444 E Timber Dr
Rhinelander, WI 54501
Phone (715) 369-2300

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

1020 Kabel Ave
Rhinelander, WI 54501
Phone (715) 361-2805

900 Illinois Ave
Stevens Point, WI 54481
Phone (715) 342-7500

Interoperability endpoints

  • Direct secure messaging: mtrenkle365178@direct.myadvocateaurora.org
  • Direct secure messaging: mtrenkle581773@direct.unitypoint.org

Organizations & group practices 18

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.

View all 18

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1367971200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1703030400000",
    "number": "1184069817",
    "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": "W3985 COUNTY ROAD NN",
            "city": "ELKHORN",
            "state": "WI",
            "postal_code": "531214337",
            "telephone_number": "262-741-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1400 Eastside Rd",
            "address_purpose": "LOCATION",
            "city": "Platteville",
            "state": "WI",
            "postal_code": "538189800",
            "country_code": "US",
            "telephone_number": "608-348-2331",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TRENKLE",
        "first_name": "MICHAEL",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-05-08",
        "last_updated": "2023-12-20",
        "certification_date": "2023-12-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "WI",
            "license": "158900-30",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "WI",
            "license": "5330",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100030435",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mtrenkle365178@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1400 Eastside Rd",
            "city": "Platteville",
            "state": "WI",
            "country_code": "US",
            "postal_code": "538189800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "1400 Eastside Rd",
            "city": "Platteville",
            "state": "WI",
            "country_code": "US",
            "postal_code": "538189800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elkhorn, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 20, 2023; 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.

Verify at the official NPI Registry.