Atty. Daniel Christopher Costello

Atty. Daniel Christopher Costello

Daniel Christopher Costello is a lawyer practicing medical and professional liability law, litigation/defense, malpractice and 1 other area of law. Daniel received a B.A. degree from University of Maryland in 1987, and has been licensed for 36 years.

Annapolis Annapolis 36 yrs experience 36 year
Call (443) 909-4915 Book Appointment

Litigation Defense & More Attorney · Serving Annapolis, MD · 36+ Years Experience

Profile Summary

About Daniel Christopher Costello at a Glance

Daniel Christopher Costello is a Shareholder based in Annapolis, Maryland, practicing at Wharton Levin Ehrmantraut & Klein A Professional Association. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on criminal defense, product liability, litigation, and health care. Admitted to practice in Maryland (1990), District of Columbia (1991), U.S. District Court, District of Maryland (1991), and U.S. District Court, District of Columbia and U.S. Court of Appeals for the District of Columbia Cir (1993). Educated at University of Maryland (J.D., 1990) and University of Maryland (B.A., 1987). Recognitions include AV Preeminent. Active member of The District of Columbia Bar Anne Arundel County and Maryland State Bar Associations. Serves clients in Annapolis, MD and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Daniel Christopher Costello

  • Daniel Christopher Costello is a lawyer practicing medical and professional liability law, litigation/defense, malpractice and 1 other area of law
  • Daniel received a B.A. degree from University of Maryland in 1987, and has been licensed for 36 years
  • Daniel practices at Wharton Levin Ehrmantraut & Klein A Professional Association in Annapolis, MD

Practice Areas Explained

Daniel Christopher Costello's Areas of Legal Practice

Each practice area below reflects the types of cases Daniel Christopher Costello handles, with a practical overview of what that area of law involves and how it may apply to your situation in Annapolis.

Criminal Defense in Annapolis

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Daniel Christopher Costello is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Maryland →

Product Liability in Annapolis

Daniel Christopher Costello is one of 65,610 product liability attorneys indexed nationally. Browse product liability attorneys in Maryland →

Civil Litigation in Annapolis

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

Daniel Christopher Costello is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Maryland →

Health Care Law in Annapolis

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

Daniel Christopher Costello is one of 66,157 health care attorneys indexed nationally. Browse health care attorneys in Maryland →

Jurisdictional Context

Why Local Counsel Matters in Annapolis

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

Annapolis Courts and Legal Process

Choosing a Annapolis-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Maryland attorneys? Browse all attorneys in Annapolis or all attorneys in Maryland.

Frequently Asked

Common Questions About Daniel Christopher Costello

Where is Daniel Christopher Costello's law office located?
Daniel Christopher Costello's law practice is located in Annapolis, Maryland. The firm is Wharton Levin Ehrmantraut & Klein A Professional Association. You can contact the office directly through this profile page.
What practice areas does Daniel Christopher Costello handle?
Daniel Christopher Costello focuses on criminal defense, product liability, litigation, health care. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has Daniel Christopher Costello practiced law?
Daniel Christopher Costello has 36+ years of legal experience and has been licensed since 1990.
Where did Daniel Christopher Costello go to law school?
Daniel Christopher Costello earned their education at (J.D., 1990); (B.A., 1987).
How can I contact Daniel Christopher Costello for a consultation?
You can contact Daniel Christopher Costello 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 Daniel Christopher Costello received?
Daniel Christopher Costello's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Annapolis Choose Daniel Christopher Costello

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Daniel Christopher Costello's practice in the field of criminal defense, product liability, litigation, and health care.

Decade-Tested Legal Experience

Daniel Christopher Costello brings 36+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Maryland, District of Columbia, and U.S. District Court, District of Maryland, Daniel Christopher Costello can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering criminal defense, product liability, and litigation, Daniel Christopher Costello can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Annapolis

A Annapolis-based practice means Daniel Christopher Costello attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find Daniel Christopher Costello Online

Prospective clients searching for legal help in Annapolis commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Daniel Christopher Costello.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Daniel Christopher Costello directly.

Daniel Christopher Costello's Practice Areas & Specializations

Education & Law School Background

J.D.
University of Maryland
- 1990
B.A.
University of Maryland
- 1987

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Maryland
Admitted: 1990
District of Columbia
Admitted: 1991
U.S. District Court, District of Maryland
Admitted: 1991
U.S. District Court, District of Columbia and U.S. Court of Appeals for the District of Columbia Cir
Admitted: 1993
Virginia
Admitted: 1996
U.S. Court of Appeals, Fourth Circuit
Admitted: 1997
U.S. District Court, Eastern District of Virginia
Admitted: 1998

Client Reviews & Ratings — Daniel Christopher Costello

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