Summary

Dr. Mike Leonis is a gastroenterologist and pediatric specialist who brings three decades of medical experience to his practice. He earned his medical degree from Washington University in St. Louis School of Medicine, establishing a strong foundation for his dual expertise in digestive health and pediatric care. Dr. Leonis speaks Chinese and French, allowing him to connect with diverse patient populations.

Dr. Leonis practices at Cleveland Clinic locations in Cleveland and Mentor, Ohio, while maintaining an affiliation with Cincinnati Children's Hospital Medical Center. He specializes in treating abdominal pain and constipation, including abdominal pain during pregnancy. His procedural expertise includes blood tests and liver function assessments through alkaline phosphatase testing and hepatic function panels. Patients have given Dr. Leonis an average rating of 3.3 out of 5 stars.

AI-generated from data on this provider profile.

Quick Facts

  • 3.3
  • 30 years of experience
  • 42 insurance plans accepted
  • speaks Chinese, French
  • Washington University In St Louis School Of Medicine
  • 3 written reviews
  • 2 specialties
  • 2 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Mike Anthony Leonis has 2 locations

Cleveland Clinic

9500 Euclid AveCleveland, OH 44195

Cleveland Clinic Mentor Hospital

8300 Norton PkwyMentor, OH 44060

Compare with Similar Doctors

Dr. Mike Anthony Leonis, MD
Shauna Sanderson, APRN
Ashley Anderson, APRN
Brendon Bower, APRN
Dr. Mike Anthony Leonis, MDShauna Sanderson, APRNAshley Anderson, APRNBrendon Bower, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
30 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, French Speaks English Speaks English Speaks English
Cleveland , OHTallahassee , FLSACRAMENTO , CATempe , AZ
Med School: Washington University In St Louis School Of Medicine Med School: Creighton University College of Nursing Med School: East Tennessee State University - Quillen College of Medicine Med School: University of Cincinnati
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Mike Anthony Leonis

  • Aetna
  • Aetna Better Health
  • Aetna Better Health - Medicaid
  • Aetna Better Health - Medicaid (Managed)
  • AmeriHealth - Medicaid
  • AmeriHealth - Medicaid (Managed)
  • Anthem Blue Cross
  • Anthem Blue Cross - Medicaid
  • Anthem Blue Cross - Medicaid (Managed)
  • Aultcare
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Michigan
  • Buckeye Health Plan - Medicaid
  • Buckeye Health Plan - Medicaid (Managed)
  • CareSource - Medicaid
  • CareSource - Medicaid (Managed)
  • CHAMPVA
  • Cigna
  • Golden Rule
  • Humana - Medicaid
  • Humana - Medicaid (Managed)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medical Mutual
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Optum Health
  • Oscar Health Insurance
  • Physicians Health Plan
  • STLDentalPlan| LLC
  • Three Rivers Providers Network (TRPN)
  • Three Rivers Providers Network (TRPN) - Medicaid (Managed)
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare Oxford
  • UPMC Health Plan

Medical Specialties

Dr. Mike Anthony Leonis has the following 2 specialties

Specialty Expertise

Dr. Mike Anthony Leonis has the following 2 areas of expertise

  • Pediatric Gastroenterology
  • Pediatrics

Certifications, License, & Education

30 Years Experience

MEDICAL LICENSE

Medical Doctor, Ohio, 2026, Active

EDUCATION & TRAINING

Medical School

Washington University In St Louis School Of MedicineGraduated in 1996

Similar doctors

Frequently Asked Questions

Is Dr. Mike Leonis accepting new patients?
Dr. Mike Leonis has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mike Leonis's office located?
Dr. Mike Leonis's office is located at 9500 Euclid Ave, Cleveland, OH, 44195.
Does Dr. Mike Leonis accept my insurance?
You can see the insurance plans that Dr. Mike Leonis accepts on their Vitals profile.
Does Dr. Mike Leonis accept virtual/telehealth appointments?
Dr. Mike Leonis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Mike Leonis?
You can find contact information for Dr. Mike Leonis here on Vitals.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.