In the 1946 "Negro Handbook" Adams Hospital at 1520 Ninth St NW is listed with 23 beds & 6 bassinets. The person in charge was listed as Dr. G. L. Adams, Med. Supt.
John Kelly wrote an article about the hospital in the 24 Mar 2009 Washington Post. https://www.washingtonpost.com/wp-dyn/content/article/2009/05/23/AR2009052301696.html
Dear Ms. Epps,
Thank you for posting your request on History Hub!
In addition to the previous information, we suggest that you search the Chronicling America: Historic American Newspapers and the ProQuest’s Historical Newspapers: Black Newspapers for information about Adams Hospital in Washington, DC. Check for access at your local library for ProQuest as many library systems subscribe to these sites, making them free for their patrons.
We hope this is helpful. Best of luck with your research!