2022 ICD-10-CM Diagnosis Code Z11. 59: Encounter for screening for other viral diseases.
Z20. 828, Contact with and (suspected) exposure to other viral communicable diseases. Use this code when you think a patient has been exposed to the novel coronavirus, but you're uncertain about whether to diagnose COVID-19 (i.e., test results are not available).
ICD-10-CM Diagnosis Code B18 B18.
9: Fever, unspecified.
For example, Z11. 52 will replace Z11. 59 (Encounter for screening for other viral diseases), which the CDC previously said should be used when patients being screened for COVID-19 have no symptoms, no known exposure to the virus, and test results that are either unknown or negative.
Two websites ( here and icdlist.com/icd-10/Z28.20 ) define the code “ICD 10 code Z28. 20” as “Immunization not carried out because of patient decision for unspecified reason.” It also covers other vaccines such as Tdap and polio.
The diagnosis of acute HBV infection is best established by documentation of a positive IgM antibody against the core antigen (HBcAb-IgM) and by identification of a positive hepatitis B surface antigen (HBsAg).
Viral hepatitis is an infection that causes liver inflammation and damage. Inflammation is swelling that occurs when tissues of the body become injured or infected. Inflammation can damage organs. Researchers have discovered several different viruses link that cause hepatitis, including hepatitis A, B, C, D, and E.
Non-viral hepatitis is an inflammation of the liver that can cause scarring on the liver (cirrhosis), liver cancer, liver failure and death. There are three types of non-viral hepatitis: Toxic hepatitis is caused by chemicals, drugs (prescription and over-the-counter) and nutritional supplements.
ICD-10 code R11. 0 for Nausea is a medical classification as listed by WHO under the range - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified .
R51. 9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM R51. 9 became effective on October 1, 2021.
Acute febrile illness was defined as a patient with fever of 38°C or higher at presentation to ED or history of fever that persisted for 2–7 days with no localizing source.