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LEONARDTOWN, MD (December 2, 2025) – The St. Mary’s County Health Department (SMCHD) will be closed on Tuesday, December 9, 2025, from 1:30 p.m. – 5:00 p.m. for employee activities. This includes the main office in Leonardtown and all satellite offices. Normal operations will resume on Wednesday, December 10, 2025.
Visit smchd.org for more information on SMCHD locations and services.
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Mon – Fri: 8:00 am – 5:00 pm
Mon – Fri: 8:30 am – 4:00 pm
Mon & Thurs: 7:00 am – 2:00 pm
Tues, Wed, & Fri: 7:00 am – 4:30 pm
Need Assistance?
For general Health Department questions, please call our main office at 301-475-4330.
For measles-related questions, please contact our Measles Community Call Center Monday – Friday from 8:00 a.m. – 4:30 p.m. at 240-735-8288.
Health Care Providers: Please use the contact information listed on our Provider Resources page to report suspected or confirmed infectious diseases. Provider reporting should not be directed to the community call center.