105 CMR 300.100
Diseases Reportable to Local Boards of Health
Cases or suspect cases of the diseases listed below shall be reported by household members,
physicians and other health care providers as defined by M.G.L. c. 111, § 1, and other officials
designated by the Department, by telephone, in writing, by facsimile or other secure electronic
means, as deemed acceptable by the Department, including transmission from electronic health
records, immediately, but in no case more than 24 hours after diagnosis or identification, to the
board of health in the community where the case is diagnosed or suspect case is identified. Full
demographic, clinical and epidemiologic information, as defined by the Department, must be
included for each report. The local board of health's responsibility, upon receipt of a report, is
set forth in 105 CMR 300.110 and 300.160. Physicians and other health care providers shall also
report the diseases listed below when identified to be present through point of care testing. If
diseases primarily ascertained through laboratory testing are reported to the Department pursuant
to 105 CMR 300.170 through 300.174, such report may serve in lieu of direct reporting to local
boards of health:
Amebiasis
Anaplasmosis
Anthrax
Arbovirus infection including, but not limited to, infection caused by:
chikungunya virus, dengue, eastern equine encephalitis virus, Jamestown Canyon virus,
West Nile virus, yellow fever virus, and Zika virus
Babesiosis
Botulism
Brucellosis
Campylobacteriosis
Cholera
COVID-19
Creutzfeldt-Jakob disease or variant Creutzfeld-Jakob disease
Cryptosporidiosis
Cyclosporiasis
Diphtheria
Ehrlichiosis
Encephalitis, any cause
Foodborne illness due to toxins (including mushroom toxins, ciguatera toxins, scombrotoxin,
tetrodotoxin, paralytic shellfish toxin and amnesic shellfish toxin, staphylococcus
enterotoxin, and others)
Giardiasis
Glanders
Group A streptococcus, invasive infection
Group B streptococcus, invasive infection in children younger than one year old
Haemophilus influenzae, invasive infection
Hansen's disease (leprosy)
Hantavirus infection
Hemolytic uremic syndrome (HUS)
Hepatitis A
Hepatitis B
Hepatitis C
Hepatitis D
Hepatitis E
Hepatitis syndrome, acute
Influenza
Legionellosis
Listeriosis
Lymphocytic choriomeningitis
Lymphocytic choriomeningitis virus infection
Lyme disease
Malaria
Measles
Melioidosis
Meningitis, bacterial, community-acquired
Meningitis, viral (aseptic) or other infectious (non-bacterial)
Meningococcal disease, invasive infection (with N. meningitidis)
Mumps
Norovirus infection
Pertussis
Plague
Poliomyelitis
Powassan
Pox virus infections in humans, including variola (smallpox), monkeypox, vaccinia, and other
orthopox or parapox viruses
Psittacosis
Q Fever
Rabies in humans
Respiratory infection due to a novel or unusual coronavirus, causing severe
disease in humans including, but not limited to, severe acute respiratory syndrome
(SARS) and Middle East respiratory syndrome (MERS).
Reye syndrome
Rickettsialpox
Rocky Mountain spotted fever
Rubella
Salmonellosis
Shigellosis
Shiga toxin-producing organisms isolated from humans, including enterohemorrhagic
E. coli (EHEC)
Streptococcus pneumoniae, invasive infection in individuals younger than 18 years of age
Tetanus
Toxic shock syndrome
Trichinosis
Tularemia
Typhoid Fever
Typhus
Varicella (chickenpox)
Vibriosis (non-Cholera)
Viral hemorrhagic fevers including, but not limited to, infection caused by Ebola virus,
Marburg virus and other filoviruses, arenaviruses, bunyaviruses and flaviviruses
Yersiniosis