GAITHERSBURG, MD - JULY 19: Dr. LeRoy Carhart travels between Nebraska and Germantown, MD, where he performs late-term abortions. He works out of his hotel room while his wife Mary rests Tuesday, July 19, 2011 in Gaithersburg, MD. Photo by Katherine Frey/The Washington Post) (Katherine Frey)

Carhart travels from his home in Nebraska to perform abortions at the Germantown clinic. He is one of the few doctors in the nation who openly acknowledges performing abortions late in a pregnancy, and the clinic has been the focus of protests.

GERMANTOWN, MD - JULY 31: Pro Choice demonstrators walk 1.3 miles around the abortion clinic where LeRoy Carhart performs late term abortions Sunday, July 31, 2011 in Germantown, MD. They call their walk The Summer Celebration of Choice Kick-Off Walk. (Photo by Katherine Frey/The Washington Post) (Katherine Frey/THE WASHINGTON POST)

But he added: “The Board would like to advise you to read and answer fully and honestly all questions on any applications you may file in the future.” The letter noted that the board “could construe this oversight” as a violation of portions of the Maryland Medical Practice Act.

Carhart has said he answered all questions appropriately.