Atty. Dorothy Duffy

Atty. Dorothy Duffy

Dorothy Duffy is a lawyer practicing insurance defense, medical malpractice defense, commercial litigation and 3 other areas of law. Dorothy received a B.A. degree from Catholic University of America in 1983, and has been licensed for 40 years.

Plymouth Meeting Plymouth Meeting 40 yrs experience 40 year
Call (862) 431-0008 Book Appointment

Profile Summary

About Dorothy Duffy at a glance

Dorothy Duffy is a Partner based in Plymouth Meeting, Pennsylvania, practicing at O'Brien & Ryan, LLP. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on medical malpractice, personal injury, business, product liability, and litigation. Admitted to practice in Pennsylvania U.S. District Court, Eastern District of Pennsylvania (1986). Educated at Temple University (J.D., 1986) and Catholic University of America (B.A., 1983). Active member of Montgomery County and American Bar Associations. Serands clients in Plymouth Meeting, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Dorothy Duffy is a lawyer practicing insurance defense, medical malpractice defense, commercial litigation and 3 other areas of law
  • Dorothy received a B.A. degree from Catholic University of America in 1983, and has been licensed for 40 years
  • Dorothy practices at O'Brien & Ryan, LLP in Plymouth Meeting, PA

Practice Areas Explained

Dorothy Duffy's Areas of Practice

Each practice area below reflects the types of cases Dorothy Duffy 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.

Dorothy Duffy is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Pennsylvania →

Personal Injury

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.

Dorothy Duffy is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Pennsylvania →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Dorothy Duffy is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Product Liability

Dorothy Duffy is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in Pennsylvania →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Dorothy Duffy is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

Practicing law in Pennsylvania. Legal matters in Pennsylvania are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Plymouth Meeting are typically filed in the local municipal court or the appropriate Pennsylvania state district court, depending on subject matter and amount in controversy. An attorney licensed in Pennsylvania 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 Pennsylvania courts without local counsel or pro hac vice admission.

Looking for additional Pennsylvania attorneys? Browse all attorneys in Plymouth Meeting or all attorneys in Pennsylvania.

Frequently Asked

Common questions about Dorothy Duffy

Where is Dorothy Duffy's law office located?
Dorothy Duffy's law practice is located in Plymouth Meeting, Pennsylvania. The firm is O'Brien & Ryan, LLP. You can contact the office directly through this profile page.
What practice areas does Dorothy Duffy handle?
Dorothy Duffy focuses on medical malpractice, personal injury, business, product liability, litigation. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Dorothy Duffy practiced law?
Dorothy Duffy has 40+ years of legal experience and has been licensed since 1986.
Where did Dorothy Duffy go to law school?
Dorothy Duffy earned their education at (J.D., 1986); (B.A., 1983).
How can I contact Dorothy Duffy for a consultation?
You can contact Dorothy Duffy 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.
Temple University
- 1986
B.A.
Catholic University of America
- 1983

Bar Admissions

Pennsylvania U.S. District Court, Eastern District of Pennsylvania
Admitted: 1986

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