Jefferson Memorial


Montgomery County District Court


VA State Capitol



Montgomery County District Court


Montgomery County District Court

Since 1987, Armstrong, Donohue, Ceppos, Vaughan & Rhoades, Chtd. has distinguished itself as a premier litigation firm of accomplished trial attorneys, handling a wide array of medical liability and healthcare law matters.


We are first and foremost a trial practice firm, with an imposing fund of trial experience in a variety of cases tried in state and federal courts in Maryland, Virginia and the District of Columbia.

Medical Malpractice Defense

We have earned our reputation based on our zealous and effective defense of health care providers, including physicians, hospitals, nurses, physician assistants, long term care facilities, HMOs and other health care delivery systems.

Hospital & Health Care

Hospitals, long term care facilities, rehabilitations centers and other health care institutions have special requirements that  Armstrong, Donohue, Ceppos, Vaughan & Rhoades, Chtd. fulfills.


Health Care professionals seek us out when issues arise with their respective licensing boards.  Our knowledge base, derived from our professional liability work, is a valuable asset in our representation of our professional clients in this area of licensing and discipline.

Monday, March 2, 2015

Ken Armstrong and Erica Mudd Obtain Dismissal after Plaintiff’s Expert Testifies, in Montgomery County

ADCVR attorneys, Ken Armstrong and Erica Mudd, recently obtained a Judgment in favor of the physician in a medical negligence case in the Circuit Court for Montgomery County, Maryland. Judgment was entered on a Renewed Motion that was made on Day 2 of a multi-day Jury Trial, and following the testimony of the Plaintiffs’ sole liability expert. In the case, the Plaintiffs alleged that an orthopedic surgeon and various mid-level providers breached the applicable standards of care by failing to t Read More

Friday, February 13, 2015

German Rodriguez Obtains a Defense Verdict in Carroll County

ADCVR attorney, German A. Rodriguez, recently obtained a defense verdict in a veterinary medical negligence case in the District Court for Carroll County, Maryland. The Plaintiff alleged that a veterinarian did not provide appropriate care and management to a horse owned by the Plaintiff. The alleged occurrence took place while rendering veterinary care to the horse in the course of an animal neglect investigation by government officials due to the deteriorating condition of the horse. At tri Read More

Friday, February 13, 2015

Rob Maynard Obtains a Decision from the Maryland Court of Special Appeals

ADCVR attorney Robert Maynard obtained a decision from the Maryland Court of Special Appeals in favor of a physician affirming the decision of the Circuit Court for Prince George’s County to dismiss Plaintiff’s claims. Plaintiffs asserted allegations of medical negligence and lack of informed consent. The lower court dismissed Plaintiffs’ claims during trial for lack of sufficient factual basis in support of Plaintiff’s expert’s opinions. Read More



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Armstrong, Donohue, Ceppos, Vaughan & Rhoades, Chtd.
204 Monroe Street #101
Rockville, MD 20850
Tel: 301.251.0440