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N73 - Other female pelvic inflammatory diseases

ICD-10-CM Chapter 14: Diseases of the genitourinary system · N70-N77 Inflammatory diseases of female pelvic organs (N70-N77) · Top-level category · FY2027

Coding Guidance

N73 is a non-billable heading. Report one of the 9 more specific codes below.

Includes, Excludes and Coding Notes

Use Additional CodeFrom N73

Add a secondary code to identify the associated condition or cause when it is documented.

  • code (B95-B97), to identify infectious agent.
Excludes 1 — Not Coded HereFrom N70-N77 Inflammatory diseases of female pelvic organs (N70-N77)

Mutually exclusive: these conditions are never reported together with this code.

  • inflammatory diseases of female pelvic organs complicating:
  • abortion or ectopic or molar pregnancy (O00-O07, O08.0)
  • pregnancy, childbirth and the puerperium (O23.-, O75.3, O85, O86.-)
Code AlsoFrom N70-N77 Inflammatory diseases of female pelvic organs (N70-N77)

Report an additional code when both conditions apply.

  • , if applicable, pelvic abscess (K6A.0-)
Excludes 2 — Not Included HereFrom Chapter N00-N99

Not part of this code; report both codes when the patient has both conditions.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

More Specific Codes (9)

N73.0Acute parametritis and pelvic cellulitis→N73.1Chronic parametritis and pelvic cellulitis→N73.2Unspecified parametritis and pelvic cellulitis→N73.3Female acute pelvic peritonitis→N73.4Female chronic pelvic peritonitis→N73.5Female pelvic peritonitis, unspecified→N73.6Female pelvic peritoneal adhesions (postinfective)→N73.8Other specified female pelvic inflammatory diseases→N73.9Female pelvic inflammatory disease, unspecified→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with N73.