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Gustavo E. I. Matheus, ADR Attorney in Washington, District of Columbia

Over 30 years of legal practice · focused on ADR, Health Care, and Workers Comp · 5.0/5 rating from 2 verified client reviews

PartneratFeldesman Leifer LLP

Washington, DC

Practicing adr in Washington since 1996.

30+
Years practicing
5.0 ★
2 client reviews
3
Bar admissions

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Quick answer

Gustavo E. I. Matheus is a partner based in Washington, DC. The practice focuses on ADR, Health Care, and Workers Comp. Gustavo has over 30 years of legal experience. Currently practicing at Feldesman Leifer LLP. Rated 5.0 out of 5 from 2 client reviews.

Based in
Washington, DC
Experience
over 30 years
Known for
ADR · Health Care · Workers Comp
  • Handles ADR, Health Care, and Workers Comp matters from Washington, DC.
  • Over 30 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Gustavo E. I. Matheus: Gustavo E. I. Matheus is a partner based in Washington, DC. The practice focuses on ADR, Health Care, and Workers Comp. Gustavo has over 30 years of legal experience. Currently practicing at Feldesman Leifer LLP. Rated 5.0 out of 5 from 2 client reviews.

Areas of practice

Legal matters Gustavo takes on

Gustavo concentrates on adr, health care, and workers comp. Each area below outlines the kind of case Gustavo handles, typical outcomes to expect, and how the intake process starts.

ADR cases in Washington, District of Columbia

Gustavo takes adr matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Gustavo agrees to represent you.

Health Care cases in Washington, District of Columbia

Gustavo takes health care matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Gustavo agrees to represent you.

Workers Comp cases in Washington, District of Columbia

Gustavo takes workers comp matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Gustavo agrees to represent you.

Biography

Meet Gustavo E. I. Matheus — adr lawyer in Washington

Gustavo E. I. Matheus is a partner based in Washington, DC. The practice focuses on ADR, Health Care, and Workers Comp. Gustavo has over 30 years of legal experience. Currently practicing at Feldesman Leifer LLP. Rated 5.0 out of 5 from 2 client reviews.

Gustavo E. I. Matheus is a lawyer practicing health law, workers compensation arbitration. Gustavo E. I. received a B.A. degree from University of Maryland in 1990, and has been licensed for 30 years. Gustavo E. I. practices at Feldesman Leifer LLP in Washington, DC.

Working with Gustavo on a adr matter

Gustavo E. I. Matheus is a lawyer practicing health law, workers compensation arbitration. Gustavo E. I. received a B.A. degree from University of Maryland in 1990, and has been licensed for 30 years. Gustavo E. I. practices at Feldesman Leifer LLP in Washington, DC.

Who Gustavo represents

Gustavo reviews new inquiries case-by-case for adr, health care, and workers comp matters in Washington and the surrounding District of Columbia area.

Credentials

Education, bar admissions, and languages

  • McGeorge School of Law

    J.D. · 1996

  • University of Maryland

    B.A. · 1990

Jurisdictions

Gustavo's state bar admissions

  • Virginia U.S. Distri

    2017 · ACTIVE

  • District of Columbia

    2015 · ACTIVE

  • Maryland

    1996 · ACTIVE

Gustavo studied at J.D. in McGeorge School of Law and B.A. in University of Maryland.

Law school and academic background

Gustavo completed J.D. in McGeorge School of Law and B.A. in University of Maryland. Formal legal training is one signal of substantive knowledge — the day-to-day practice Gustavo runs in District of Columbia is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Gustavo has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Affiliations

Gustavo's professional memberships and bar associations

  • American Association of Healthcare Account Management, Member: Health Finance Management Association, member Maryland State Bar Association Health Law Section, member Virginia State Bar and Bowie Health Center Foundation, Board of Directors

    membership

Locations

Gustavo E. I. Matheus's office in Washington

Gustavo's primary office is at 1129 20th Street, NW, Suite 400, Washington, DC, 20036. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Feldesman Leifer LLP

1129 20th Street, NW, Suite 400

Washington, DC 20036

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Client feedback

Client reviews of Gustavo E. I. Matheus — 5.0/5 rating from 2 verified client reviews

Every review below is from a verified client of Gustavo. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing adr attorneys in Washington.

5.0

2 client reviews

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Gustavo E. I. Matheus claims this profile.

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Hiring guide

How to hire Gustavo E. I. Matheus — what to expect in your first consultation

Working with a new adr attorney should feel structured. Here's how the first two conversations with Gustavo usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Gustavo charges for the initial consult. That fee is credited toward representation if you retain Gustavo'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; Gustavo will tell you what matters and what doesn't.

Questions to ask a adr attorney in Washington, District of Columbia

A short list to run through before you commit: How many adr 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 Gustavo

Gustavo discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in adr practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every adr 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. Gustavo confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Gustavo's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many adr practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Gustavo E. I. Matheus

  • How much does it cost to hire Gustavo for a adr case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Gustavo walks through the likely range during the consult so there are no surprises.

  • Does Gustavo offer a free consultation?

    Gustavo charges for the initial consult; that fee is credited toward representation if you retain Gustavo's office. Some adr attorneys offer free consults — check Gustavo's current terms during booking.

  • How long do adr cases in District of Columbia typically take?

    Simple adr 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. Gustavo gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Gustavo take my case if I'm outside Washington?

    Gustavo is licensed in District of Columbia. Matters governed by District of Columbia law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Gustavo 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 Gustavo?

    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. Gustavo will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Gustavo accepting new adr clients right now?

    Gustavo's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

ADR attorneys serving Washington and Belize City in District of Columbia

Gustavo handles adr matters throughout District of Columbia. Each city below is a direct link into the search page for verified adr attorneys in that community.