K66.0 – Peritoneal adhesions (postprocedural) (postinfection)

ICD-10-CM 2027 diagnosis code · Diseases of peritoneum, retroperitoneum and pelvis

Billable code

ICD-10-CM code K66.0
Code
K66.0 (claims format: K660)
Description
Peritoneal adhesions (postprocedural) (postinfection)
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
11. Diseases of the digestive system (K00-K95)
Block
K65-K6A Diseases of peritoneum, retroperitoneum and pelvis
Parent codes
K66

Notes for K66.0

Applicable to:
  • Adhesions (of) abdominal (wall)
  • Adhesions (of) diaphragm
  • Adhesions (of) intestine
  • Adhesions (of) male pelvis
  • Adhesions (of) omentum
  • Adhesions (of) stomach
  • Adhesive bands
  • Mesenteric adhesions
Excludes1 (not coded here):
  • peritoneal adhesions with intestinal obstruction (K56.5-)
Excludes2 (not included here):
  • female pelvic adhesions [bands] (N73.6)
  • female pelvic postprocedural adhesions (N99.4)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

K66 – Other disorders of peritoneum

Excludes2 (not included here):
  • ascites (R18.-)
  • peritoneal effusion (chronic) (R18.8)

Index terms for K66.0

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in K66

Frequently asked questions

What is ICD-10 code K66.0?

K66.0 is the ICD-10-CM code for peritoneal adhesions (postprocedural) (postinfection), in the block K65-K6A (Diseases of peritoneum, retroperitoneum and pelvis).

Is K66.0 a billable code?

Yes. K66.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does K66.0 belong to?

It belongs to category K66 – Other disorders of peritoneum.

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.