Summary

Dr. Cathie Gantner-Overmyer specializes in internal medicine, focusing on comprehensive care for adult patients. She earned her medical degree from the University of Wisconsin School of Medicine & Public Health and has been practicing for 38 years. Dr. Gantner-Overmyer is fluent in both Spanish and English.

Dr. Gantner-Overmyer is affiliated with Rush Oak Park Hospital, Northwestern Memorial Hospital, and Teton County Hospital District, with practice locations in Oak Park, Illinois and Jackson, Wyoming. She treats conditions such as flank pain and back pain during pregnancy. Her expertise includes physical therapy coordination and strength training programs for patients. Patients have given Dr. Gantner-Overmyer an average rating of 4.4 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 38 years of experience
  • speaks Spanish, English
  • University Of Wisconsin School Of Medicine & Public Health
  • 7 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 6 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Cathie Ann Gantner-Overmyer has 6 locations

Rush Oak Park Physicians Group Adult Medicine

610 S Maple Ave Ste 4600Oak Park, IL 60304
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Saint Johns Internal Medicine

555 E Broadway Ave Ste 201Jackson, WY 83001
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Rush Oak Park Hospital

520 S Maple AveOak Park, IL 60304

Rush Oak Park Physicians Group Center for Diabetes and Endocrine Care

610 S Maple Ave Ste 5900Oak Park, IL 60304
Mon8:00 am - 4:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu7:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
Sat8:00 am - 4:00 pm
SunClosed

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Dr. Cathie Ann Gantner-Overmyer, MD
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Dr. Cathie Ann Gantner-Overmyer, MDDr. Augusto Guevara, MDDr. Leena Malik, MDArturo Hernandez, PA-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
38 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English
Oak Park , ILOak Park , ILChicago , ILBerwyn , IL
Med School: University Of Wisconsin School Of Medicine & Public Health
Current Profile
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Insurance Plans Accepted by Dr. Cathie Ann Gantner-Overmyer

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Cathie Ann Gantner-Overmyer has the following specialty

Specialty Expertise

Dr. Cathie Ann Gantner-Overmyer has the following 10 areas of expertise

  • Check-up
  • Diabetes
  • Endocrinology
  • Heartburn
  • Immunization
  • Lipid Disorders
  • Physical
  • Preventive Medicine
  • Vaccination
  • Weight Loss

Certifications, License, & Education

38 Years Experience

Dr. Cathie Ann Gantner-Overmyer holds expired and active medical licenses in the states of Wyoming and Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Wyoming that expired in 2026 and an active medical license in the state of Illinois that expires in 2026.

Education & Training

Medical School

Graduated from University Of Wisconsin School Of Medicine & Public Health in 1989 and UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE AND PUBLIC HEALTH in 1988.

NPI Number

Dr. Gantner-Overmyer's NPI number is 1760437263.

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Frequently Asked Questions

Does Dr. Cathie Ann Gantner-Overmyer accept my insurance?
You can see the insurance plans that Dr. Cathie Ann Gantner-Overmyer accepts on their Vitals profile.
Does Dr. Cathie Ann Gantner-Overmyer accept virtual/telehealth appointments?
Dr. Cathie Ann Gantner-Overmyer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Cathie Ann Gantner-Overmyer affiliated with?
Dr. Cathie Ann Gantner-Overmyer is affiliated with Rush Oak Park Hospital, Northwestern Memorial Hospital, and Teton County Hospital District.
How can I make an appointment with Dr. Cathie Ann Gantner-Overmyer?
You can find contact information for Dr. Cathie Ann Gantner-Overmyer here on Vitals.
Where is Dr. Cathie Ann Gantner-Overmyer's office located?
Dr. Cathie Ann Gantner-Overmyer's office is located at 610 S Maple Ave Ste 4600, Oak Park, IL, 60304.

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