Reportable Diseases & Conditions

For Providers, Report the Following Conditions:

(Per Health-General 18-201 and 18-202, and Code of Maryland Regulations 10.06.01 Communicable Diseases)
  • Any outbreak of disease/bioterrorism event with known or unknown etiology that may be a public health danger
  • Any single case of disease/bioterrorism event with known or unknown etiology that may be a public health danger
  • Any unusual manifestation of a communicable disease

List of Diseases and Conditions

  • ► = Report Immediately by Telephone
  • Report all others within 1 working day
Acquired Immunodeficiency Syndrome (AIDS) Malaria
Amebiasis ►Measles (Rubeola)
​Anaplasmosis ►Melioidosis​​
 ►Animal bites  Meningitis, infectious
​►Anthrax ►Meningococcal, invasive disease
Arboviral infections Microsporidiosis
Babesiosis Mumps (infectious parotitis)
►Botulism Mycobacteriosis, other than Tuberculosis and Leprosy
►Brucellosis ►Pertussis
​Campylobacteriosis Pertussisvaccine adverse reactions​
​Chancroid Pesticide related illness
Chlamydia infection ►Plague
►Cholera Pneumonia in a hospitalized health care worker
Coccidioidomycosis ►Poliomyelitis
Creutzfeldt-Jakob disease  Psittacosis​ 
Cryptosporidiosis ►Q fever
Cyclosporiasis ►Rabies (human)
►Diphtheria ►Ricin toxin poisoning
Ehrlichiosis Rocky Mountain SpottedFever
Encephalitis, infectious ►Rubella (German measles) and Congenital Rubella Syndrome
►Epsilon toxin of Clostridium perfringens Salmonellosis (nontyphoidal)
►Escherichia coli 0157:H7 infection​ ►SARS (Severe Acute Respiratory Syndrome)
Giardiasis ►Shiga-like toxin producing enteric bacterial infections
►Glanders Shigellosis
Gonococcal infection ►Smallpox and other Orthopoxvirus infections
►Haemophilus influenzae, invasive disease ​​►Staphylococcal enterotoxin B poisoning
►Hantavirus infection Streptococcal invasive disease, Group A and Group B
Harmful Algal Bloom related illness Streptococcus pneumoniae, invasive disease
​​Hemolytic uremic syndrome, post-diarrheal Syphilis
Hepatitis, viral (►A,B,C, all other types and undetermined) Tetanus
Human Immunodeficiency Virus (HIV) Trichinosis
​Influenza-associated pediatric mortality ►Tuberculosis and suspected tuberculosis
​►Influenza: novel influenza A virus infection ►Tularemia
Isosporiasis ​​►Typhoid fever (Salmonella typhi case, carrier, or both)
Kawasaki syndrome ​​Vancomycin-Intermediate Staphylococcus Aureus (VISA) infection or colonization
►Legionellosis Vancomycin-Resistant Staphylococcus Aureus (VRSA ) infection or colonization
Leprosy Varicella (chickenpox), fatal cases only
Leptospirosis Vibriosis, non-cholera types
Listeriosis ​​►Viral hemorrhagic fevers (all types)​
Lyme disease Yersiniosis