N71.1 Chronic inflammatory disease of uterus

Billable ICD-10-CM code, FY2026.

Applies from N71 Inflammatory disease of uterus, except cervix

Includes

• endo (myo) metritis
• metritis
• myometritis
• pyometra
• uterine abscess

Excludes1 (never code together)

• hyperplastic endometritis (N85.0-)
• infection of uterus following delivery (O85, O86.-)

Use additional code

• code (B95-B97), to identify infectious agent

MS-DRG index

Defines the logic of DRG(s) 742-743 in MDC 13.

Approximate ICD-9-CM (GEMs)

• 615.1 Chronic inflammatory diseases of uterus, except cervix

Code annotations containing back-references to N71.1

Back-references to N71

• Type 1 Excludes: N85 Other noninflammatory disorders of uterus, except cervix ("inflammatory diseases of uterus (N71.-)")

Diagnosis Index entries for N71.1

• Endometritis (decidual) (nonspecific) (purulent) (senile) (atrophic) (suppurative) › chronic

Nearby codes

• N71 Inflammatory disease of uterus, except cervix
• N71.0 Acute inflammatory disease of uterus
• N71.1 Chronic inflammatory disease of uterus (this code)
• N71.9 Inflammatory disease of uterus, unspecified