Z19.1 Hormone sensitive malignancy status

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applies from Z19 Hormone sensitivity malignancy status

Code first

• malignant neoplasm - see Table of Neoplasms, by site, malignant

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• NoD.x (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z19.1

Back-references to Z19.1

• Use Additional: C61 Malignant neoplasm of prostate ("hormone sensitivity status (Z19.1-Z19.2)")

Diagnosis Index entries for Z19.1

• Status (post) › malignancy › hormone sensitive

Nearby codes

• Z19 Hormone sensitivity malignancy status
• Z19.1 Hormone sensitive malignancy status (this code)
• Z19.2 Hormone resistant malignancy status