Atty. John Anthony Markus
We at Leeseberg Tuttle are passionate about representing our clients' interests and getting the best possible results for them. Our success is a matter of public record, and we have obtained record high verdicts in numerous cases throughout Ohio and other states.
Medical Malpractice & More Attorney · Serving Columbus, OH · 11+ Years Experience
Profile Summary
About John Anthony Markus at a Glance
John Anthony Markus is an Attorney based in Columbus, Ohio, practicing at Leeseberg Tuttle. They have 11+ years of legal experience, licensed to practice since 2015. Their practice focuses on medical malpractice, wrongful death, personal injury, product liability, and appellate. Admitted to practice in Ohio (2015). Educated at University of Cincinnati College of Law (J.D., 2015) and The Ohio State University (B.A., 2011). Serves clients in Columbus, OH and the surrounding metropolitan area.
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About John Anthony Markus
- We at Leeseberg Tuttle are passionate about representing our clients' interests and getting the best possible results for them
- Our success is a matter of public record, and we have obtained record high verdicts in numerous cases throughout Ohio and other states
- We have full-time nurses on staff, a medical library, and computerized access to all published medical literature in the world
- This allows us to retain the very best medical experts in the country to assist our clients in their cases
- Because of our success and reputation for integrity, we are often consulted by physicians and their family members when they themselves have been the victims of medical malpractice
- We do not advertise on television or phone books
- Our clients are referred to us by other attorneys who are familiar with our professional experience, success, and aggressive representation on behalf of our clients
Practice Areas Explained
John Anthony Markus's Areas of Legal Practice
Each practice area below reflects the types of cases John Anthony Markus handles, with a practical overview of what that area of law involves and how it may apply to your situation in Columbus.
Medical Malpractice in Columbus
Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.
John Anthony Markus is one of 48,593 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Ohio →
Wrongful Death in Columbus
John Anthony Markus is one of 30,932 wrongful death attorneys indexed nationally. Browse wrongful death attorneys in Ohio →
Personal Injury in Columbus
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
John Anthony Markus is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Ohio →
Product Liability in Columbus
John Anthony Markus is one of 65,610 product liability attorneys indexed nationally. Browse product liability attorneys in Ohio →
Appellate Practice in Columbus
Appellate attorneys for civil and criminal appeals at state and federal court.
John Anthony Markus is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Ohio →
Jurisdictional Context
Why Local Counsel Matters in Columbus
Practicing law in Ohio. Legal matters in Ohio are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Columbus are typically filed in the local municipal court or the appropriate Ohio state district court, depending on subject matter and amount in controversy. An attorney licensed in Ohio brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ohio courts without local counsel or pro hac vice admission.
Columbus Courts and Legal Process
Choosing a Columbus-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Ohio attorneys? Browse all attorneys in Columbus or all attorneys in Ohio.
Frequently Asked
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Professional Profile
Why Clients in Columbus Choose John Anthony Markus
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish John Anthony Markus's practice in the field of medical malpractice, wrongful death, personal injury, product liability, and appellate.
Decade-Tested Legal Experience
John Anthony Markus brings 11+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering medical malpractice, wrongful death, and personal injury, John Anthony Markus can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Columbus
A Columbus-based practice means John Anthony Markus attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues John Anthony Markus Handles in Columbus
Below is a representative sample of the types of matters John Anthony Markus has experience with under Ohio law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact John Anthony Markus directly to discuss the specifics of your situation.
Search Reference
How People Find John Anthony Markus Online
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John Anthony Markus's Practice Areas & Specializations
Education & Law School Background
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