Z77.121

Applicable To

• Contact with and suspected) exposure to harmful) algae bloom NOS

• Contact with and suspected) exposure to blue-green algae bloom

• Contact with and suspected) exposure to brown tide

• Contact with and suspected) exposure to cyanobacteria bloom

• Contact with and suspected) exposure to Florida red tide

• Contact with and suspected) exposure to pfiesteria piscicida

• Contact with and suspected) exposure to red tide

Present On Admission

• Z77.121

Details

• Z77.121 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Short description: Contact w and exposure to harmful algae and algae toxins

• The 2023 edition of ICD-10-CM Z77.121 became effective on October 1, 2022.

• This is the American ICD-10-CM version of Z77.121 – other international versions of ICD-10 Z77.121 may differ.