
Patrick Sean Oshaughnessy, Litigation Attorney in Peoria, Illinois
Over 30 years of legal practice · focused on Litigation, Medical Malpractice, and Personal Injury · 4.3/5 rating from 3 verified client reviews
AssociateatJanssen Law Center
Peoria, IL
Practicing litigation in Peoria since 1996.
- 30+
- Years practicing
- 4.3 ★
- 3 client reviews
- 2
- Bar admissions
Practices in
Are you Patrick Sean Oshaughnessy?
This profile was built from public bar records and is still unclaimed. Claim it free to control your photo, bio, and fees — and get client inquiries sent straight to you.
Quick answer
Patrick Sean Oshaughnessy is an associate based in Peoria, IL. The practice focuses on Litigation, Medical Malpractice, and Personal Injury. Patrick has over 30 years of legal experience. Currently practicing at Janssen Law Center. Rated 4.3 out of 5 from 3 client reviews.
- Based in
- Peoria, IL
- Experience
- over 30 years
- Known for
- Litigation · Medical Malpractice · Personal Injury
- Handles Litigation, Medical Malpractice, and Personal Injury matters from Peoria, IL.
- Over 30 years of practice as a licensed attorney.
- Recognized with BV Distinguished.
About Patrick Sean Oshaughnessy: Patrick Sean Oshaughnessy is an associate based in Peoria, IL. The practice focuses on Litigation, Medical Malpractice, and Personal Injury. Patrick has over 30 years of legal experience. Currently practicing at Janssen Law Center. Rated 4.3 out of 5 from 3 client reviews.
Areas of practice
Patrick's practice areas in Peoria
Patrick concentrates on litigation, medical malpractice, and personal injury. Each area below outlines the kind of case Patrick handles, typical outcomes to expect, and how the intake process starts.
Litigation
View other Litigation attorneys
Medical Malpractice
View other Medical Malpractice attorneys
Personal Injury
View other Personal Injury attorneys
Litigation cases in Peoria, Illinois
Patrick takes litigation matters in Peoria, Illinois. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Patrick agrees to represent you.
Medical Malpractice cases in Peoria, Illinois
Patrick takes medical malpractice matters in Peoria, Illinois. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Patrick agrees to represent you.
Personal Injury cases in Peoria, Illinois
Patrick takes personal injury matters in Peoria, Illinois. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Patrick agrees to represent you.
Biography
Patrick Sean Oshaughnessy, litigation attorney serving Peoria
Patrick Sean Oshaughnessy is an associate based in Peoria, IL. The practice focuses on Litigation, Medical Malpractice, and Personal Injury. Patrick has over 30 years of legal experience. Currently practicing at Janssen Law Center. Rated 4.3 out of 5 from 3 client reviews. Patrick works from Peoria, Illinois and takes on litigation matters across the region.
Patrick Sean Oshaughnessy is a lawyer practicing plaintiffs personal injury, medical malpractice, litigation. Patrick Sean received a B.S. degree from Bradley University in 1993, and has been licensed for 30 years. Patrick Sean practices at Janssen Law Center in Peoria, IL.
How Patrick handles litigation matters
Patrick Sean Oshaughnessy is a lawyer practicing plaintiffs personal injury, medical malpractice, litigation. Patrick Sean received a B.S. degree from Bradley University in 1993, and has been licensed for 30 years. Patrick Sean practices at Janssen Law Center in Peoria, IL.
Who Patrick represents
Patrick reviews new inquiries case-by-case for litigation, medical malpractice, and personal injury matters in Peoria and the surrounding Illinois area.
Credentials
Credentials — where Patrick studied and practices
Northwestern University School of Law
J.D. · 1996
Bradley University
B.S. · 1993
Jurisdictions
Patrick's state bar admissions
U.S. District Court,
1997 · ACTIVE
Illinois
1996 · ACTIVE
Patrick studied at J.D. in Northwestern University School of Law and B.S. in Bradley University.
Law school and academic background
Patrick completed J.D. in Northwestern University School of Law and B.S. in Bradley University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Patrick runs in Illinois is where that training gets applied to real client questions.
Recognition
Patrick's legal honors and published work
Patrick has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
BV Distinguished
Legal awards and honors
BV Distinguished.
Locations
Patrick Sean Oshaughnessy's office in Peoria
Patrick's primary office is at Janssen Building, Main and Jefferson, 333 Main Street, Peoria, IL, 61602. In-person meetings are by appointment; a phone intake usually comes first.
Janssen Law Center
Janssen Building, Main and Jefferson, 333 Main Street
Peoria, IL 61602
Open in Google MapsClient feedback
Client reviews of Patrick Sean Oshaughnessy — 4.3/5 rating from 3 verified client reviews
Every review below is from a verified client of Patrick. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing litigation attorneys in Peoria.
4.3
3 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Patrick Sean Oshaughnessy claims this profile.
Read all reviewsHiring guide
How to hire Patrick Sean Oshaughnessy — what to expect in your first consultation
Working with a new litigation attorney should feel structured. Here's how the first two conversations with Patrick usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Patrick charges for the initial consult. That fee is credited toward representation if you retain Patrick's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Patrick will tell you what matters and what doesn't.
Questions to ask a litigation attorney in Peoria, Illinois
A short list to run through before you commit: How many litigation matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Patrick
Patrick discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in litigation practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every litigation matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Patrick confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Patrick's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many litigation practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Patrick Sean Oshaughnessy
How much does it cost to hire Patrick for a litigation case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Patrick walks through the likely range during the consult so there are no surprises.
Does Patrick offer a free consultation?
Patrick charges for the initial consult; that fee is credited toward representation if you retain Patrick's office. Some litigation attorneys offer free consults — check Patrick's current terms during booking.
How long do litigation cases in Illinois typically take?
Simple litigation matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Patrick gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Patrick take my case if I'm outside Peoria?
Patrick is licensed in Illinois. Matters governed by Illinois law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Patrick will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with Patrick?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Patrick will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Patrick accepting new litigation clients right now?
Patrick's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Litigation attorneys serving Peoria, Chicago and Springfield in Illinois
Patrick handles litigation matters throughout Illinois. Each city below is a direct link into the search page for verified litigation attorneys in that community.
More counsel
Other top-rated litigation attorneys in Illinois
If Patrick's intake is full or the fit isn't right, these litigation attorneys in Peoria handle similar matters. Every profile below is verified and open to consultations.





