Dr. John HoringerMD

Internal Medicine

at CustomCare MD — Mayfield Heights, OH

About

Dr. John Horinger, MD, joined CustomCare MD in October 2025, bringing more than a decade of primary care experience across Northeast Ohio. A lifelong Ohioan, he previously cared for patients through Lake Health and University Hospitals, where he built lasting relationships with both patients and colleagues. His move to concierge medicine reflects his commitment to knowing each patient fully rather than managing encounters in brief intervals.

Dr. Horinger holds board certification in Internal Medicine. He approaches every patient relationship by first understanding that person's goals, challenges, and individual story. From that foundation, he builds thoughtful, individualized plans aimed at long-term wellness. His style is collaborative and unhurried, well-suited to the depth of care CustomCare MD's model allows.

Certifications

Board Certified in Internal Medicine

Who is Dr. Horinger right for?

Dr. Horinger is a strong match for patients who want a physician invested in understanding them as a whole person. Adults managing ongoing health concerns or navigating the healthcare system benefit from his collaborative, individualized approach. Patients who have felt rushed or underserved in previous care settings will find his unhurried style a good fit. His decade of regional primary care experience also makes him familiar with the health landscape and specialist network throughout Northeast Ohio.

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Frequently Asked Questions

Dr. Horinger is a board-certified internist with more than a decade of primary care experience in Northeast Ohio. He previously practiced with Lake Health and University Hospitals before joining CustomCare MD in October 2025.

Yes. Dr. Horinger holds board certification in Internal Medicine.

Dr. Horinger starts by understanding each patient as a whole person. He takes time to learn their goals, challenges, and personal history before building an individualized plan for long-term wellness. His approach is collaborative and relationship-driven.

Dr. Horinger sees adult patients seeking comprehensive primary care. He works well with patients managing chronic conditions and those who want a proactive, long-term health partner. His whole-person philosophy suits patients who value depth of understanding in a physician.

Dr. Horinger has more than a decade of primary care experience. He spent his career caring for patients throughout Northeast Ohio before joining CustomCare MD.

Yes. Members reach Dr. Horinger directly by personal cell phone or email at any hour. He provides same-day or next-day appointments for urgent concerns.

Yes. Dr. Horinger is a lifelong Ohioan who built his career in the region. He practiced primary care with Lake Health and later with University Hospitals before joining the CustomCare MD team.

Doctor profile last updated March 23, 2026