Atty. T.J. Sullivan

Atty. T.J. Sullivan

T.J. Sullivan is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law.

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Profile Summary

About T.J. Sullivan at a glance

T.J. Sullivan is a health care attorney based in Washington, District of Columbia, practicing at Potomac Law Group PLLC. Educated at Georgetown University (—, 1991) and George Washington University (—, 1985). Recognitions include Best Lawyers in America — Health Care Law (2026), Best Lawyers in America — Special Focus: (2026), and Best Lawyers in America — Employee Benefits (2026). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • T.J
  • Sullivan is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law
  • T.J., who practices law in Washington, District of Columbia, has been recognized since 2007
  • This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which T.J. is held by other top lawyers in the same geographic and legal practice area

Practice Areas Explained

T.J. Sullivan's Areas of Practice

Each practice area below reflects the types of cases T.J. Sullivan handles, with a brief overview of what that area of law covers.

Health Care Law

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

T.J. Sullivan is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about T.J. Sullivan

Where is T.J. Sullivan's law office located?
T.J. Sullivan's law practice is located in Washington, District of Columbia. The firm is Potomac Law Group PLLC. You can contact the office directly through this profile page.
What practice areas does T.J. Sullivan handle?
T.J. Sullivan focuses on health care. Each practice area listed reflects experience handling cases of that type in District of Columbia.
Where did T.J. Sullivan go to law school?
T.J. Sullivan earned their education at (—, 1991); (—, 1985); (J.D., 1985).
How can I contact T.J. Sullivan for a consultation?
You can contact T.J. Sullivan 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.
What awards or recognition has T.J. Sullivan received?
T.J. Sullivan's notable recognition includes: Best Lawyers in America — Health Care Law; Best Lawyers in America — Special Focus:; Best Lawyers in America — Employee Benefits; Best Lawyers in America — Hospitals; Best Lawyers in America — Joint Ventures.

Practice Areas

Education

Georgetown University
- 1991
George Washington University
- 1985
J.D.
The George Washington University
- 1985

Awards

Best Lawyers in America — Health Care Law
- 2026
Best Lawyers in America — Special Focus:
- 2026
Best Lawyers in America — Employee Benefits
- 2026
Best Lawyers in America — Hospitals
- 2026
Best Lawyers in America — Joint Ventures
- 2026
Best Lawyers in America — Nonprofit Organizations and Charitable Giving
- 2026
Best Lawyers in America — Tax
- 2026
Best Lawyers in America — Transactions
- 2026

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