H20.0

Acute and subacute iridocyclitis

Non-billable header

H20.0 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Applicable to

  • Acute anterior uveitis
  • Acute cyclitis
  • Acute iritis
  • Subacute anterior uveitis
  • Subacute cyclitis
  • Subacute iritis

Includes (from H20)

  • Note: Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition

Excludes1

Not coded here — never report together with this code.

  • iridocyclitis, iritis, uveitis (due to) (in) diabetes mellitus (E08-E13 with .39)
  • iridocyclitis, iritis, uveitis (due to) (in) diphtheria (A36.89)
  • iridocyclitis, iritis, uveitis (due to) (in) gonococcal (A54.32)
  • iridocyclitis, iritis, uveitis (due to) (in) herpes (simplex) (B00.51)
  • iridocyclitis, iritis, uveitis (due to) (in) herpes zoster (B02.32)
  • iridocyclitis, iritis, uveitis (due to) (in) late congenital syphilis (A50.39)
  • iridocyclitis, iritis, uveitis (due to) (in) late syphilis (A52.71)
  • iridocyclitis, iritis, uveitis (due to) (in) sarcoidosis (D86.83)
  • iridocyclitis, iritis, uveitis (due to) (in) syphilis (A51.43)
  • iridocyclitis, iritis, uveitis (due to) (in) toxoplasmosis (B58.09)
  • iridocyclitis, iritis, uveitis (due to) (in) tuberculosis (A18.54)

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from H20)
  • certain infectious and parasitic diseases (A00-B99) (from H20)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from H20)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from H20)
  • diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-) (from H20)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from H20)
  • injury (trauma) of eye and orbit (S05.-) (from H20)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from H20)
  • neoplasms (C00-D49) (from H20)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from H20)
  • syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71) (from H20)

Also known as

  • Acute anterior uveitis
  • Acute cyclitis
  • Acute iritis
  • Subacute anterior uveitis
  • Subacute cyclitis
  • Subacute iritis
  • Iridocyclitis, acute

Parent code

  • H20IridocyclitisHeader

More specific codes H20.0

  • H20.00Unspecified acute and subacute iridocyclitisBillable
  • H20.01Primary iridocyclitisHeader
  • H20.02Recurrent acute iridocyclitisHeader
  • H20.03Secondary infectious iridocyclitisHeader
  • H20.04Secondary noninfectious iridocyclitisHeader
  • H20.05HypopyonHeader

Related codes

  • H20.1Chronic iridocyclitisHeader
  • H20.2Lens-induced iridocyclitisHeader
  • H20.8Other iridocyclitisHeader
  • H20.9Unspecified iridocyclitisBillable

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