Atty. Denis K. Sheehan

Atty. Denis K. Sheehan

Denis K. Sheehan is a lawyer practicing medical malpractice, health care, premises liability and 4 other areas of law.

Yorkville Yorkville 37 yrs experience 37 year
Call (779) 252-8286 Book Appointment

Profile Summary

About Denis K. Sheehan at a glance

Denis K. Sheehan is a Markel Service, Incorporated based in Yorkville, Illinois. They have 37+ years of legal experience, licensed to practice since 1989. Their practice focuses on medical malpractice, slip & fall, and health care. Admitted to practice in Illinois (1989), U.S. District Court, Northern District of Illinois (1990), U.S. Court of Appeals, Seventh Circuit (1999), and U.S. Supreme Court (2000). Educated at Loyola University, Chicago (J.D., 1989) and Dartmouth College (B.A., 1985). Serands clients in Yorkville, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Denis K. Sheehan is a lawyer practicing medical malpractice, health care, premises liability and 4 other areas of law
  • Denis received a B.A. degree from Dartmouth College in 1985, and has been licensed for 37 years
  • Denis practices in Yorkville, IL

Practice Areas Explained

Denis K. Sheehan's Areas of Practice

Each practice area below reflects the types of cases Denis K. Sheehan handles, with a brief overview of what that area of law covers.

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

Denis K. Sheehan is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Illinois →

Slip & Fall / Premises Liability

Denis K. Sheehan is one of 29,473 slip & fall attorneys indexed nationally. Browse slip & fall attorneys in Illinois →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Denis K. Sheehan is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Yorkville are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Yorkville or all attorneys in Illinois.

Frequently Asked

Common questions about Denis K. Sheehan

Where is Denis K. Sheehan's law office located?
Denis K. Sheehan's law practice is located in Yorkville, Illinois. You can contact the office directly through this profile page.
What practice areas does Denis K. Sheehan handle?
Denis K. Sheehan focuses on medical malpractice, slip & fall, health care. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Denis K. Sheehan practiced law?
Denis K. Sheehan has 37+ years of legal experience and has been licensed since 1989.
Where did Denis K. Sheehan go to law school?
Denis K. Sheehan earned their education at (J.D., 1989); (B.A., 1985).
How can I contact Denis K. Sheehan for a consultation?
You can contact Denis K. Sheehan directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
Loyola University, Chicago
- 1989
B.A.
Dartmouth College
- 1985

Bar Admissions

Illinois
Admitted: 1989
U.S. District Court, Northern District of Illinois
Admitted: 1990
U.S. Court of Appeals, Seventh Circuit
Admitted: 1999
U.S. Supreme Court
Admitted: 2000

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