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Dr. Mark W. Dreyer, MD


  • (262) 544-8622

Dr. Dreyer's Overview

Dr. Mark W. Dreyer graduated from the University of Wisconsin Medical School in 1976. He works in Waukesha, WI and 2 other locations and specializes in Gastroenterology. Dr. Dreyer is affiliated with Waukesha Memorial Hospital and Wheaton Franciscan-Elmbrook Memorial Hospital.

Dr. Dreyer's Experience

Years in Practice: 39

Dr. Dreyer's Specialties


Dr. Dreyer's Education & Training

Medical School: University of Wisconsin Medical School; Graduated 1976

Dr. Dreyer's Rating

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  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. Dreyer's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • Anthem Blue Access PPO
  • Anthem Blue Preferred HMO
  • Anthem Blue Preferred Plus POS
  • Anthem Blue Priority X/Indiv DirectAccess WI
  • BCBS Blue Card PPO
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Dr. Dreyer's Office Information & Appointments

Office Locations

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

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Office Locations

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