DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

N73 Other female pelvic inflammatory diseases

  • Header · not billable

N73 is not billable. The category heads 9 billable codes in FY2027: the 9 codes directly below it.

Index → code

  • Parametritis → N73.2
  • Band(s)uterus → N73.6
  • Parametritisacute → N73.0

Where it sits

  1. Chapter 14 Diseases of the genitourinary system (N00-N99)
  2. N70-N77 Inflammatory diseases of female pelvic organs (N70-N77)
  3. N73 Other female pelvic inflammatory diseases
Billable codes
9
Subdivisions
9
CC / MCC codes
2 / 1
HCC V28 codes
0
New FY2027
0
Index entries
47

Codes in N73

  1. N73.0
    Acute parametritis and pelvic cellulitis
    BillableCC
    Inclusion terms 3

    Inclusion terms

    • Abscess of broad ligament
    • Abscess of parametrium
    • Pelvic cellulitis, female
  2. N73.1
    Chronic parametritis and pelvic cellulitis
    Billable
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Any condition in N73.0 specified as chronic N73.0

    Excludes1

    • tuberculous parametritis and pelvic cellultis (A18.17) A18.17
  3. N73.2
    Unspecified parametritis and pelvic cellulitis
    Billable
    Inclusion terms 1

    Inclusion terms

    • Any condition in N73.0 unspecified whether acute or chronic N73.0
  4. N73.3
    Female acute pelvic peritonitis
    BillableMCC
  5. N73.4
    Female chronic pelvic peritonitis
    BillableCC
    Excludes1 1

    Excludes1

    • tuberculous pelvic (female) peritonitis (A18.17) A18.17
  6. N73.5
    Female pelvic peritonitis, unspecified
    Billable
  7. N73.6
    Female pelvic peritoneal adhesions (postinfective)
    Billable
    Excludes2 1

    Excludes2

    • postprocedural pelvic peritoneal adhesions (N99.4) N99.4
  8. N73.8
    Other specified female pelvic inflammatory diseases
    Billable
  9. N73.9
    Female pelvic inflammatory disease, unspecified
    Billable
    Inclusion terms 1

    Inclusion terms

    • Female pelvic infection or inflammation NOS

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At N73

Use additional code

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

Notes that also apply

Block N70-N77 instructions (Excludes1 3, Code also 1): printed on the block page.

Chapter 14 instructions (Excludes2 8): printed on the chapter 14 page.

Index entries

  • Parametritis → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)suprapelvic, acute → N73.0
  • Inflammation, inflamed, inflammatory (with exudation)Douglas' cul-de-sac or pouch (chronic) → N73.0
  • Inflammation, inflamed, inflammatory (with exudation)parametrium → N73.0
  • Parametritisacute → N73.0
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)broad ligament → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)parametric, parametrium → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)parauterine → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)perimetric → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)periuterine → N73.2
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)round ligament → N73.2
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)periuterine → N73.2
  • Adhesions, adhesive (postinfective)female pelvis → N73.6
  • Adhesions, adhesive (postinfective)ovary → N73.6
  • Adhesions, adhesive (postinfective)paraovarian → N73.6
  • Adhesions, adhesive (postinfective)periovarian → N73.6
  • Adhesions, adhesive (postinfective)peritubal → N73.6
  • Adhesions, adhesive (postinfective)periuterine → N73.6
  • Adhesions, adhesive (postinfective)tubo-ovarian → N73.6
  • Adhesions, adhesive (postinfective)uterus → N73.6
  • Band(s)uterus → N73.6
  • Disease, diseasedfemale pelvic inflammatory → N73.9
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)broad ligamentacute → N73.0
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)parametric, parametriumacute → N73.0
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)broad ligamentacute → N73.0
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)Douglas' cul-de-sac or pouchacute → N73.0
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)periuterineacute → N73.0
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)round ligamentacute → N73.0
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)broad ligamentchronic → N73.1
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)parametric, parametriumchronic → N73.1
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)uterus, uterine (wall)ligament → N73.2
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative)pelvis, pelvic (chronic)female → N73.2
  • Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)pelvic (see also, if applicable, Abscess, abdominopelvic)female → N73.5
  • Adhesions, adhesive (postinfective)pelvic (peritoneal)female → N73.6
  • Adhesions, adhesive (postinfective)pelvic (peritoneal)postpartal (old) → N73.6
  • Adhesions, adhesive (postinfective)peritoneum, peritoneal (postinfective)pelvic, female → N73.6
  • Adhesions, adhesive (postinfective)peritoneum, peritoneal (postinfective)postpartal, pelvic → N73.6
  • Adhesions, adhesive (postinfective)peritoneum, peritoneal (postinfective)to uterus → N73.6
  • Adhesions, adhesive (postinfective)uterusto abdominal wall → N73.6
  • Disease, diseasedpelvis, pelvicinflammatory (female) → N73.9

7 more, longer entries are not listed; the search box finds them by word.

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy