Summary

Dr. Cathie Gantner-Overmyer treats hypertension and hypertensive emergency and has practiced internal medicine for 38 years. She is affiliated with Rush Oak Park Hospital, Northwestern Memorial Hospital, and Teton County Hospital District and speaks English and Spanish. She earned her medical degree from the University of Wisconsin School of Medicine & Public Health. Patients rate Dr. Gantner-Overmyer 4.42 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 38 years of experience
  • speaks English, Spanish
  • University Of Wisconsin School Of Medicine & Public Health
  • 7 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 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. Adewumi Bakare DMSc, PA-CDr. Ivo K Genev, MDDr. Albert Reynolds, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
0 
0 
4.4 
38 Years of Experience 45 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English
Oak Park , ILMesquite , TXMaywood , ILChicago , IL
Med School: University Of Wisconsin School Of Medicine & Public Health Med School: University of Lynchburg - DMSc Med School: University Of Il Coll Of Med- Chicago Il
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 an expired medical license 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 expired medical license in the state of Illinois that expired 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

What languages does Dr. Cathie Gantner-Overmyer speak?
Dr. Cathie Gantner-Overmyer speaks English and Spanish.
Does Dr. Cathie Gantner-Overmyer accept my insurance?
You can see the insurance plans that Dr. Cathie Gantner-Overmyer accepts on their Vitals profile.
Is Dr. Cathie Gantner-Overmyer accepting new patients?
Dr. Cathie Gantner-Overmyer is accepting new patients on Vitals. View Dr. Cathie Gantner-Overmyer's profile on Vitals to make an appointment.
Which hospitals is Dr. Cathie Gantner-Overmyer affiliated with?
Dr. Cathie Gantner-Overmyer is affiliated with Rush Oak Park Hospital, Northwestern Memorial Hospital, and Teton County Hospital District.
Does Dr. Cathie Gantner-Overmyer accept virtual/telehealth appointments?
Dr. Cathie Gantner-Overmyer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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