Office Of Health Care Quality 4201 Patterson Ave Baltimore, MD 21215 Phone : (410) 764-2747 Business Category Administration Of Public Health Programs Office Of Health Care Quality 55 Wade Ave Catonsville, MD 21228 Phone : (410) 764-2747 Business Category Administration Of Public Health Programs Maryland State Of--lieutenant Governors Office, Licensing And Certification Programs-health Facilit, Licensing Of Health Provider Only Baltimore, MD 21201 Phone : (410) 764-2747 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools