DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Z90 Acquired absence of organs, not elsewhere classified

  • Header · not billable

Z90 is not billable. The category heads 22 billable codes in FY2027, grouped under 9 subdivisions.

Index → code

  • Status (post)splenectomy → Z90.81
  • Status (post)laryngectomy → Z90.02
  • Status (post)pancreatectomy → Z90.410

Where it sits

  1. Chapter 21 Factors influencing health status and contact with health services (Z00-Z99)
  2. Z77-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
  3. Z90 Acquired absence of organs, not elsewhere classified
Billable codes
22
Subdivisions
9
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
69

Codes in Z90

  1. Z90.0
    Acquired absence of part of head and neck
    Header
  2. Z90.01
    Acquired absence of eye
    BillableExempt
  3. Z90.02
    Acquired absence of larynx
    BillableExempt
  4. Z90.09
    Acquired absence of other part of head and neck
    BillableExempt
    Inclusion terms 1, Excludes2 1

    Inclusion terms

    • Acquired absence of nose

    Excludes2

  5. Z90.1
    Acquired absence of breast and nipple
    Header
  6. Z90.10
    Acquired absence of unspecified breast and nipple
    BillableExempt
  7. Z90.11
    Acquired absence of right breast and nipple
    BillableExempt
  8. Z90.12
    Acquired absence of left breast and nipple
    BillableExempt
  9. Z90.13
    Acquired absence of bilateral breasts and nipples
    BillableExempt
  10. Z90.2
    Acquired absence of lung [part of]
    BillableExempt
  11. Z90.3
    Acquired absence of stomach [part of]
    BillableExempt
  12. Z90.4
    Acquired absence of other specified parts of digestive tract
    Header
  13. Z90.41
    Acquired absence of pancreas
    Header
    Use additional code 3, Code also 1

    Use additional code

    • code to identify any associated:
    • diabetes mellitus, postpancreatectomy (E13.-) E13
    • insulin use (Z79.4) Z79.4

    Code also

    • exocrine pancreatic insufficiency (K86.81) K86.81
  14. Z90.410
    Acquired total absence of pancreas
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Acquired absence of pancreas NOS
  15. Z90.411
    Acquired partial absence of pancreas
    BillableExempt
  16. Z90.49
    Acquired absence of other specified parts of digestive tract
    BillableExempt
  17. Z90.5
    Acquired absence of kidney
    BillableExempt
  18. Z90.6
    Acquired absence of other parts of urinary tract
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Acquired absence of bladder
  19. Z90.7
    Acquired absence of genital organ(s)
    Header
    Excludes1 1, Excludes2 1

    Excludes1

    • personal history of sex reassignment (Z87.890-) Z87.890

    Excludes2

    • female genital mutilation status (N90.81-) N90.81
  20. Z90.71
    Acquired absence of cervix and uterus
    Header
  21. Z90.710
    Acquired absence of both cervix and uterus
    BillableExempt
    Inclusion terms 2

    Inclusion terms

    • Acquired absence of uterus NOS
    • Status post total hysterectomy
  22. Z90.711
    Acquired absence of uterus with remaining cervical stump
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Status post partial hysterectomy with remaining cervical stump
  23. Z90.712
    Acquired absence of cervix with remaining uterus
    BillableExempt
  24. Z90.72
    Acquired absence of ovaries
    Header
  25. Z90.721
    Acquired absence of ovaries, unilateral
    BillableExempt
  26. Z90.722
    Acquired absence of ovaries, bilateral
    BillableExempt
  27. Z90.79
    Acquired absence of other genital organ(s)
    BillableExempt
  28. Z90.8
    Acquired absence of other organs
    Header
  29. Z90.81
    Acquired absence of spleen
    BillableExempt
  30. Z90.89
    Acquired absence of other organs
    BillableExempt

Sources of each column.

Instructions

At Z90

Includes

  • postprocedural or post-traumatic loss of body part NEC

Excludes1

  • congenital absence - see Alphabetical Index

Excludes2

  • postprocedural absence of endocrine glands (E89.-) E89

Notes that also apply

Block Z77-Z99 instructions (Code also 1): printed on the block page.

Chapter 21 instructions (Notes 3): printed on the chapter 21 page.

Index entries

  • Absence (of) (organ or part) (complete or partial)eye (acquired) → Z90.01
  • Absence (of) (organ or part) (complete or partial)eyeball (acquired) → Z90.01
  • Absence (of) (organ or part) (complete or partial)globe (acquired) → Z90.01
  • Anophthalmos, anophthalmus (congenital) (globe)acquired → Z90.01
  • Status (post)laryngectomy → Z90.02
  • Absence (of) (organ or part) (complete or partial)head, part (acquired) NEC → Z90.09
  • Absence (of) (organ or part) (complete or partial)breast(s) (and nipple(s)) (acquired) → Z90.1-
  • Absence (of) (organ or part) (complete or partial)nipple(s) (with breast(s)) (acquired) → Z90.1-
  • Status (post)mastectomy (unilateral) (bilateral) → Z90.1-
  • Status (post)pneumonectomy (complete) (partial) → Z90.2
  • Absence (of) (organ or part) (complete or partial)stomach (acquired) (partial) → Z90.3
  • Status (post)gastrectomy (complete) (partial) → Z90.3
  • Status (post)pancreatectomy → Z90.410
  • Absence (of) (organ or part) (complete or partial)duodenum (acquired) → Z90.49
  • Absence (of) (organ or part) (complete or partial)gallbladder (acquired) → Z90.49
  • Absence (of) (organ or part) (complete or partial)ileum (acquired) → Z90.49
  • Absence (of) (organ or part) (complete or partial)intestine (acquired) (small) → Z90.49
  • Absence (of) (organ or part) (complete or partial)jejunum (acquired) → Z90.49
  • Status (post)cholecystectomy → Z90.49
  • Status (post)colectomy (complete) (partial) → Z90.49
  • Absence (of) (organ or part) (complete or partial)kidney(s) (acquired) → Z90.5
  • Status (post)nephrectomy (unilateral) (bilateral) → Z90.5
  • Absence (of) (organ or part) (complete or partial)bladder (acquired) → Z90.6
  • Status (post)cystectomy (urinary bladder) → Z90.6
  • Absence (of) (organ or part) (complete or partial)cervix (acquired) (with uterus) → Z90.710
  • Absence (of) (organ or part) (complete or partial)uterus (acquired) → Z90.710
  • Status (post)hysterectomy (complete) (total) → Z90.710
  • Absence (of) (organ or part) (complete or partial)fallopian tube(s) (acquired) → Z90.79
  • Absence (of) (organ or part) (complete or partial)prostate (acquired) → Z90.79
  • Asplenia (congenital)postsurgical → Z90.81
  • Status (post)splenectomy → Z90.81
  • Absence (of) (organ or part) (complete or partial)rib (acquired) → Z90.89
  • Absence (of) (organ or part) (complete or partial)eyelid (fold) (congenital)acquired → Z90.01
  • Absence (of) (organ or part) (complete or partial)larynx (congenital)acquired → Z90.02
  • Absence (of) (organ or part) (complete or partial)nose (congenital)acquired → Z90.09
  • Absence (of) (organ or part) (complete or partial)lung (fissure) (lobe) (bilateral) (unilateral) (congenital)acquired (any part) → Z90.2
  • Absence (of) (organ or part) (complete or partial)pancreas (congenital)acquired → Z90.410
  • Status (post)pancreatectomycomplete → Z90.410
  • Status (post)pancreatectomytotal → Z90.410
  • Status (post)pancreatectomypartial → Z90.411

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

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

Hierarchy