ICD-10 code G00. 9 for Bacterial meningitis, unspecified is a medical classification as listed by WHO under the range - Diseases of the nervous system .
9: Sepsis, unspecified.
Code R53. 83 is the diagnosis code used for Other Fatigue. It is a condition marked by drowsiness and an unusual lack of energy and mental alertness. It can be caused by many things, including illness, injury, or drugs.
ICD-10 | Fever, unspecified (R50. 9)
ICD-10-CM Code for Encephalopathy, unspecified G93. 40.
Chapter-specific guidelines state, “First code for the underlying systemic infection, followed by R65. 21, septic shock. If the causal organism is not documented, assign code A41. 9, sepsis, unspecified organism, for the infection.
R53. 81: “R” codes are the family of codes related to "Symptoms, signs and other abnormal findings" - a bit of a catch-all category for "conditions not otherwise specified". R53. 81 is defined as chronic debility not specific to another diagnosis.
R53. 83 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Code R51 is the diagnosis code used for Headache. It is the most common form of pain.
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 .
Fever presenting with conditions classified elsewhere The 2022 edition of ICD-10-CM R50. 81 became effective on October 1, 2021. This is the American ICD-10-CM version of R50.
Acute fever (or 'acute febrile syndrome', a rapid onset of fever and symptoms such as headache, chills or muscle and joint pains) is common in the tropics and sub-tropics. Frequently, such fevers resolve without treatment, but fever may also herald the onset of severe, potentially fatal illness.