Dr. Oosterbaan graduated from the Wayne State University School Of Medicine in 1995. Dr. Oosterbaan works in Mequon, WI and 1 other location and specializes in Internal Medicine. Dr. Oosterbaan is affiliated with Columbia St Mary's Hospital Milwaukee, Highland Park Hospital and Northwestern Memorial Hospital.


Years Experience: 24

Dr. Oosterbaan's Specialties

Dr. Oosterbaan's Education & Training

Medical School
Wayne State University School Of Medicine; Graduated 1995


  • Overall Rating

  • Rate
    Explains conditions & treatments

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    Takes time to answer my questions

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    Provides follow-up as needed

Dr. Oosterbaan's Accepted Insurance

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

Insurance Plans

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • Anthem Blue Access PPO

Dr. Oosterbaan's Office Information & Appointments

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


Madison Medical Affiliates

13133 N Prt Washington Rd # G-1
Mequon, WI 53097

Get Directions

Tel: (262) 243-5000

Fax: (262) 243-5317

Practice Website: madisonmedicalaffiliates.com

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 8:30 AM - 5:00 PM
T 8:30 AM - 5:00 PM
W 8:30 AM - 5:00 PM
T 8:30 AM - 5:00 PM
F 8:30 AM - 5:00 PM
S Closed
S Closed

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