In simple words: This code means the person has received some type of cellular therapy in the past.Cellular therapy is a treatment where cells are used to treat a medical condition.This code is used if the exact type of treatment isn't specified in the medical records.

This ICD-10-CM code classifies an individual's documented history of undergoing cellular therapy, where the specific type of cellular therapy is not specified or known.This code is used to indicate the presence of this past medical event, which may influence current healthcare decisions or management. It is important to note that this code should be used only when the specific type of cellular therapy cannot be identified.The use of a more specific code is preferred if the type of cellular therapy is known.

Example 1: A patient presents for a routine checkup, and their medical history reveals a past treatment with cellular therapy of unknown type.Z92.859 is used to document this history., A patient is admitted to the hospital for an unrelated condition. During the admission process, it's discovered they received unspecified cellular therapy in the past.Z92.859 is appropriately included in their record., A patient seeks consultation with a specialist.The referring physician's notes indicate a history of cellular therapy, but the type isn't specified.Z92.859 is utilized by the specialist to reflect this information.

The medical record must clearly indicate a past history of cellular therapy.While the specific type of therapy doesn't need to be explicitly detailed for Z92.859, any available information should be documented. This might include the date of the treatment, the indication for therapy, and the healthcare facility where it was administered if known.

** This code is often used as an add-on code in conjunction with other codes reflecting the reason for the current encounter.It does not independently represent a diagnosis or condition requiring treatment.