Mark R Kroll, D.O.

Individual provider Active NPI Emergency Medicine Physician · Green Bay, WI

NPI 1124030499 · NPPES record last updated May 19, 2026

Key facts

NPI
1124030499
Entity type
Individual (NPI type 1)
Primary specialty
Emergency Medicine Physician 207P00000X
License
30436-21 (WI)
Practice address
2253 W Mason St
Green Bay, WI 54303-4706
Phone
(920) 327-7000
NPI assigned
Aug 13, 2006
Sex
Male
Sole proprietor
No

Organizations & group practices 21

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.

Hospital & facility affiliations 1

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

Medicare Care Compare profile

Specialty
Family Practice
Education
Des Moines University of Osteopathic Medicine and Health Sciences, 1988
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Independent Physicians of Wisconsin LLC (42 clinicians)
Bellin Memorial Hospital Inc (685 clinicians)

Practice addresses (Care Compare)

125 School Creek TRL
Luxemburg, WI 54217-1095
Phone (920) 545-5109

3263 Eaton Rd
Green Bay, WI 54311-6830
Phone (920) 433-6700

Hospital & facility affiliations

  • Aurora Baycare Medical Ctr Hospital · Green Bay, WI · CCN 520193

Medicare participation

Medicare fee-for-service enrollment
Enrolled in WI
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20081110000356 WI Practitioner - Family Practice 5395804025 Reassigns benefits to 4 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
30436-21WIMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Baycare Clinic LLP Emergency Medicine Current
since Feb 1, 2020
Accepting new patients
Aurora Medical Group, Inc. Current
since Dec 1, 2008
Accepting new patients
Independent Physicians of Wisconsin, LLC Current
since Jun 1, 2022
Accepting new patients
Baycare Aurora, LLC Current
since Mar 1, 2020
Accepting new patients
Oconto Hospital & Medical Center Inc Family Medicine Current
since Mar 3, 2026
Accepting new patients
Bellin Memorial Hospital Inc Current
since Mar 3, 2026
Accepting new patients
Independent Physicians of Wisconsin, LLC Family Medicine Current
since Jun 1, 2022
Accepting new patients
Baycare Clinic LLP Current
since Feb 1, 2020
Accepting new patients
Bellin Memorial Hospital Inc Family Medicine Current
since Mar 3, 2026
Accepting new patients
Aurora Medical Group, Inc. Family Medicine Current
since Dec 1, 2008
Accepting new patients
Oconto Hospital & Medical Center Inc Family Medicine Current
since Mar 3, 2026
Accepting new patients

Locations

1035 Kepler Dr
Green Bay, WI 54311

2581 Development Dr
Green Bay, WI 54311
Phone (920) 347-0400

3263 Eaton Rd
Green Bay, WI 54311
Phone (920) 433-6000

1630 Commanche Ave
Green Bay, WI 54313
Phone (920) 430-4700

2845 Greenbrier Rd
#1
Green Bay, WI 54311
Phone (920) 288-8100

2845 Greenbrier Rd
Green Bay, WI 54311
Phone (920) 288-3388

108 Packerland Dr
Ste D1
Green Bay, WI 54303
Phone (920) 545-5109

123 N Military Ave
Green Bay, WI 54303
Phone (920) 494-3421

2733 S Ridge Rd
Green Bay, WI 54304
Phone (920) 497-6200

2253 W Mason St
Green Bay, WI 54303
Phone (920) 327-7000

4070 Equestrian Ln
Green Bay, WI 54229
Phone (920) 866-6100

125 School Creek Trl
Luxemburg, WI 54217
Phone (920) 545-5109

2820 Roosevelt Rd
Marinette, WI 54143
Phone (715) 330-6171

5434 W Capitol Dr
Ste 3
Milwaukee, WI 53216
Phone (414) 217-1229

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

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

108 S 10th Ave
Sturgeon Bay, WI 54235
Phone (920) 746-7955

Interoperability endpoints

  • Direct secure messaging: mark.kroll.1@18758.direct.athenahealth.com

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 30436-21 WI
Emergency Medicine Physician 207P00000X 30436-21 WI Yes

Addresses

Primary practice location

2253 W Mason St
Green Bay, WI 54303-4706

Mailing address

2864 Sussex Rd
Green Bay, WI 54311-7475
Phone (920) 680-8000

Other identifiers

IdentifierTypeStateIssuer
30049600MedicaidWI

Electronic endpoints

TypeEndpointUseAffiliation
Direct Messaging Address mkroll57617@direct.myadvocateaurora.org

Other providers in Green Bay, WI

All providers in Green Bay, WI · Emergency Medicine Physician in Wisconsin

Sources for this page

Verify at the official NPI Registry.