Z66 – Do not resuscitate
ICD-10-CM 2027 diagnosis code · Do not resuscitate status (Z66)
ICD-10-CM code
Z66
- Code
Z66(claims format:Z66)- Description
- Do not resuscitate
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 21. Factors influencing health status and contact with health services (Z00-Z99)
- Block
- Z66 Do not resuscitate status (Z66)
Notes for Z66
Applicable to:
- DNR status
Index terms for Z66
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code Z66?
Z66 is the ICD-10-CM code for do not resuscitate, in the block Z66 (Do not resuscitate status (Z66)).
Is Z66 a billable code?
Yes. Z66 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.