K68.2 Retroperitoneal fibrosis

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

Code also

• , if applicable, associated obstruction of ureter (N13.5)

MS-DRG index

Defines the logic of DRG(s) 371-373 in MDC 06.

Code annotations containing back-references to K68.2

Back-references to K68

• Type 1 Excludes: K65 Peritonitis ("retroperitoneal infections (K68.-)")

Diagnosis Index entries for K68.2

• Fibrosis, fibrotic › retroperitoneal
• Syndrome › retroperitoneal fibrosis

Nearby codes

• K68 Disorders of retroperitoneum
• K68.1 Retroperitoneal abscess
• K68.11 Postprocedural retroperitoneal abscess
• K68.12 Psoas muscle abscess
• K68.19 Other retroperitoneal abscess
• K68.2 Retroperitoneal fibrosis (this code)
• K68.3 Retroperitoneal hematoma
• K68.9 Other disorders of retroperitoneum