Dr. Gierach works in Berlin, WI and 1 other location and specializes in Family Medicine. Dr. Gierach is affiliated with ThedaCare Medical Center Berlin.


Years Experience: Not Available

Dr. Gierach's Specialties

Dr. Gierach's Education & Training

Medical School
Not Available


  • Overall Rating

  • Rate
    Explains conditions & treatments

  • Rate
    Takes time to answer my questions

  • Rate
    Provides follow-up as needed

Dr. Gierach's Accepted Insurance

Please verify insurance information directly with your doctor's office as it may change frequently.

Insurance Plans

  • Network Health Plan HMO POS
  • Network Health Plan Individual

Dr. Gierach's Office Information & Appointments

This physician has multiple office locations. See Office Information for details.


ThedaCare Physicians

225 Memorial Dr Ste 1200
Berlin, WI 54923

Get Directions

Tel: (920) 361-5770

Fax: (920) 361-5779

Practice Website: thedacare.org

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
W 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
F 8:00 AM - 5:00 PM
S Closed
S Closed

Other Physicians in Dr. Gierach's Practice

Hospital Affiliations