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National Notifiable Diseases Surveillance System (NNDSS)

CDC Stacks Public Health Publications

Weekly and Annual statistics from the National Notifiable Diseases Surveillance System (NNDSS), a nationwide collaboration that enables all levels of public health—local, state, territorial, federal, and international—to share notifiable disease-related health information. Find tables on a specific condition by searching for the condition using the CDC Stacks Search bar. Users may also browse the Topics filter on the left panel; topics are currently being updated and browsing may not provide comprehensive results. For more information on the NNDSS, visit https://www.cdc.gov/nndss/about/index.html.

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Showing 1 - 20 of 28349 results
  • Cronobacter invasive infection infants Confirmed Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Cronobacter invasive infection, infants, Confirmed: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Cronobacter invasive infection, infants, Confirmed. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other e ...
    Supporting Files Public Domain
  • CrimeanCongo hemorrhagic fever virus Viral hemorrhagic fevers Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Crimean-Congo hemorrhagic fever virus, Viral hemorrhagic fevers: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Crimean-Congo hemorrhagic fever virus, Viral hemorrhagic fevers. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs ...
    Supporting Files Public Domain
  • Cronobacter invasive infection infants Probable Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Cronobacter invasive infection, infants, Probable: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Cronobacter invasive infection, infants, Probable. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other en ...
    Supporting Files Public Domain
  • Coccidioidomycosis Confirmed Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Coccidioidomycosis, Confirmed: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Coccidioidomycosis, Confirmed. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report condit ...
    Supporting Files Public Domain
  • Coccidioidomycosis Probable Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Coccidioidomycosis, Probable: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Coccidioidomycosis, Probable. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report conditi ...
    Supporting Files Public Domain
  • Chlamydia trachomatis infection Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Chlamydia trachomatis infection: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Chlamydia trachomatis infection. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report cond ...
    Supporting Files Public Domain
  • Chikungunya virus disease Arboviral diseases Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Chikungunya virus disease, Arboviral diseases: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Chikungunya virus disease, Arboviral diseases. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entiti ...
    Supporting Files Public Domain
  • Coccidioidomycosis Total Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Coccidioidomycosis, Total: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Coccidioidomycosis, Total. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report conditions ...
    Supporting Files Public Domain
  • Cholera Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Cholera: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Cholera. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report conditions to public health ...
    Supporting Files Public Domain
  • Haemophilus influenzae invasive disease Age 5 years Unknown serotype Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Haemophilus influenzae, invasive disease, Age <5 years, Unknown serotype: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Haemophilus influenzae, invasive disease, Age <5 years, Unknown serotype. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, med ...
    Supporting Files Public Domain
  • Haemophilus influenzae invasive disease All ages all serotypes Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Haemophilus influenzae, invasive disease, All ages, all serotypes: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Haemophilus influenzae, invasive disease, All ages, all serotypes. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical la ...
    Supporting Files Public Domain
  • Haemophilus influenzae invasive disease Age 5 years Nontypeable Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Haemophilus influenzae, invasive disease, Age <5 years, Nontypeable: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Haemophilus influenzae, invasive disease, Age <5 years, Nontypeable. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical ...
    Supporting Files Public Domain
  • Haemophilus influenzae invasive disease Age 5 years Nonb serotype Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Haemophilus influenzae, invasive disease, Age <5 years, Non-b serotype: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Haemophilus influenzae, invasive disease, Age <5 years, Non-b serotype. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medic ...
    Supporting Files Public Domain
  • Haemophilus influenzae invasive disease Age 5 years Serotype b Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Haemophilus influenzae, invasive disease, Age <5 years, Serotype b: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Haemophilus influenzae, invasive disease, Age <5 years, Serotype b. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical l ...
    Supporting Files Public Domain
  • Hemolytic uremic syndrome postdiarrheal Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hemolytic uremic syndrome post-diarrheal: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hemolytic uremic syndrome post-diarrheal. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities re ...
    Supporting Files Public Domain
  • Hantavirus infection nonhantavirus pulmonary syndrome Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hantavirus infection, non-hantavirus pulmonary syndrome: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hantavirus infection, non-hantavirus pulmonary syndrome. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and ot ...
    Supporting Files Public Domain
  • Hepatitis C chronic Confirmed Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hepatitis C, chronic, Confirmed: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hepatitis C, chronic, Confirmed. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report cond ...
    Supporting Files Public Domain
  • Hepatitis B acute Confirmed Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hepatitis B, acute, Confirmed: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hepatitis B, acute, Confirmed. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report condit ...
    Supporting Files Public Domain
  • Hepatitis B acute Probable Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hepatitis B, acute, Probable: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hepatitis B, acute, Probable. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report conditi ...
    Supporting Files Public Domain
  • Hantavirus pulmonary syndrome Week 7 Weekly cases of notifiable diseases United States US Territories and NonUS Residents week ending February 21 2027
    Hantavirus pulmonary syndrome: (Week 7) Weekly cases* of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents week ending February 21, 2027
    Centers for Disease Control and Prevention (U.S.). Center for Surveillance, Epidemiology, and Laboratory Services. National Notifiable Diseases Surveillance System.
    02/21/2026 | National Notifiable Diseases: Infectious Weekly Tables
    This data includes weekly cases of notifiable diseases, United States, U.S. Territories, and Non-U.S. Residents, specifically covering: Hantavirus pulmonary syndrome. The Weekly data are considered provisional and collected locally due to state, territorial, and local regulations. Healthcare providers, medical labs, and other entities report condit ...
    Supporting Files Public Domain
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