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Andrew Ertl, MD

4.9 out of 5 
(312  Ratings) , 61 Comments
Medical Interests Areas of Interest:

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  • Total ankle replacement surgery
  • Robotic-assisted total knee replacement surgery
  • Knee arthroscopy and knee arthritis
  • Foot arthritis
  • Ankle arthritis
  • Bunion and hammertoe deformities
  • Ankle instability and tendonitis
  • Foot fractures
  • Ankle fractures
  • Plantar fasciitis (heel and arch pain)
  • Ankle pain
  • Lower extremity fracture care
  • Upper extremity fracture care
  • Hand problems
  • Carpal tunnel surgery
  • Upper extremity problems
  • Hip fracture
Certifications and Professional Activities:
  • American Board of Orthopedic Surgery
  • American Orthopaedic Foot & Ankle Society
  • American Academy of Orthopedic Surgeons
  • Wisconsin Medical Society
Affiliations
Education:
  • Medical School
  • MD Degree Medical College of Wisconsin
    Milwaukee, WI
  • Residency
  • The Grand Rapids Orthopaedic Residency Michigan State University
  • Fellowship
  • Orthopaedic Foot and Ankle Surgery Orthopaedic Associates of Michigan
  • College
  • Bachelor's Degree University of Wisconsin
    Madison, WI
Insurances Accepted: Anthem Blue Cross Blue Shield Aspirus Dean Health Plan (not including Dean Focus plans) GHC-SCW Humana (not including Humana Gold HMO) Medicaid (BadgerCare, Anthem, Quartz, GHC-SCW, Dean, UnitedHealthcare, MHS Health Wisconsin (Centene), Molina, and iCare) Medicare Medicare Advantage Plans (BadgerCare, Anthem, Quartz, GHC-SCW, Dean, UnitedHealthcare, MHS Health Wis (Centene), Molina, iCare) Quartz (not including Quartz UW Health Network plans) The Alliance United Healthcare

Reviews

  • 06/23/2026
    Rating: 5.00

    Dr. Ertl treats me at a trusted partner in my treatment decisions. I have already recommend him to 2 friends who are experiencing treatment concerns with other providers.

  • 06/23/2026
    Rating: 5.00

    I've had such a great experience with Sauk Prairie, Dr. Ertl, and all your staff

  • 06/23/2026
    Rating: 5.00

    We tell everyone, if you need Healthcare, this is where you need to go!

  • 06/14/2026
    Rating: 5.00

    Good