N64.81 – Ptosis of breast
ICD-10-CM 2027 diagnosis code · Disorders of breast
ICD-10-CM code
N64.81
- Code
N64.81(claims format:N6481)- Description
- Ptosis of breast
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N60-N65 Disorders of breast
- Parent codes
- N64 › N64.8
Notes for N64.81
Excludes1 (not coded here):
- ptosis of native breast in relation to reconstructed breast (N65.1)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
N64 – Other disorders of breast
Excludes2 (not included here):
- mechanical complication of breast prosthesis and implant (T85.4-)
Block N60-N65
Index terms for N64.81
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in N64.8
Frequently asked questions
What is ICD-10 code N64.81?
N64.81 is the ICD-10-CM code for ptosis of breast, in the block N60-N65 (Disorders of breast).
Is N64.81 a billable code?
Yes. N64.81 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does N64.81 belong to?
It belongs to category N64 – Other disorders of breast.
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.