DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

N70 Salpingitis and oophoritis

  • Header · not billable

N70 is not billable. The category heads 9 billable codes in FY2027, grouped under 3 subdivisions.

Index → code

  • Metrosalpingitis → N70.91
  • Hydrosalpinx (fallopian tube) (follicularis) → N70.11
  • Oophoritis (cystic) (infectional) (interstitial) → N70.92

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. N70 Salpingitis and oophoritis
Billable codes
9
Subdivisions
3
CC / MCC codes
3 / 0
HCC V28 codes
0
New FY2027
0
Index entries
26

Codes in N70

  1. N70.0
    Acute salpingitis and oophoritis
    Header
  2. N70.01
    Acute salpingitis
    BillableCC
  3. N70.02
    Acute oophoritis
    BillableCC
  4. N70.03
    Acute salpingitis and oophoritis
    BillableCC
  5. N70.1
    Chronic salpingitis and oophoritis
    Header
    Inclusion terms 1

    Inclusion terms

    • Hydrosalpinx
  6. N70.11
    Chronic salpingitis
    Billable
  7. N70.12
    Chronic oophoritis
    Billable
  8. N70.13
    Chronic salpingitis and oophoritis
    Billable
  9. N70.9
    Salpingitis and oophoritis, unspecified
    Header
  10. N70.91
    Salpingitis, unspecified
    Billable
  11. N70.92
    Oophoritis, unspecified
    Billable
  12. N70.93
    Salpingitis and oophoritis, unspecified
    Billable

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 N70

Includes

  • abscess (of) fallopian tube
  • abscess (of) ovary
  • pyosalpinx
  • salpingo-oophoritis
  • tubo-ovarian abscess
  • tubo-ovarian inflammatory disease

Excludes1

  • gonococcal infection (A54.24) A54.24
  • tuberculous infection (A18.17) A18.17

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

  • Hydrosalpinx (fallopian tube) (follicularis) → N70.11
  • Metrosalpingitis → N70.91
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic) → N70.91
  • Oophoritis (cystic) (infectional) (interstitial) → N70.92
  • Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative) → N70.93
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)acute → N70.01
  • Oophoritis (cystic) (infectional) (interstitial)acute → N70.02
  • Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative)acute → N70.03
  • Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative)subacute → N70.03
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)chronic → N70.11
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)follicularis → N70.11
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)interstitial, chronic → N70.11
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)isthmica nodosa → N70.11
  • Oophoritis (cystic) (infectional) (interstitial)chronic → N70.12
  • Salpingo-oophoritis (catarrhal) (purulent) (ruptured) (septic) (suppurative)chronic → N70.13
  • Necrosis, necrotic (ischemic)ovary → N70.92
  • Oophoritis (cystic) (infectional) (interstitial)with salpingitis → N70.93
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)with oophoritis → N70.93
  • Oophoritis (cystic) (infectional) (interstitial)acutewith salpingitis → N70.03
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)acutewith oophoritis → N70.03
  • Cyst (colloid) (mucous) (simple) (retention)tubo-ovarianinflammatory → N70.13
  • Oophoritis (cystic) (infectional) (interstitial)chronicwith salpingitis → N70.13
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)chronicwith oophoritis → N70.13
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)folliculariswith oophoritis → N70.13
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)interstitial, chronicwith oophoritis → N70.13
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic)isthmica nodosawith oophoritis → N70.13

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

Hierarchy