H20.00
BillableUnspecified acute and subacute iridocyclitis
Unspecified acute and subacute iridocyclitis
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •iridocyclitis, iritis, uveitis (due to) (in) diabetes mellitus with .39)E08-E13
- •iridocyclitis, iritis, uveitis (due to) (in) diphtheriaA36.89
- •iridocyclitis, iritis, uveitis (due to) (in) gonococcalA54.32
- •iridocyclitis, iritis, uveitis (due to) (in) herpes (simplex)B00.51
- •iridocyclitis, iritis, uveitis (due to) (in) herpes zosterB02.32
- •iridocyclitis, iritis, uveitis (due to) (in) late congenital syphilisA50.39
- •iridocyclitis, iritis, uveitis (due to) (in) late syphilisA52.71
- •iridocyclitis, iritis, uveitis (due to) (in) sarcoidosisD86.83
- •iridocyclitis, iritis, uveitis (due to) (in) syphilisA51.43
- •iridocyclitis, iritis, uveitis (due to) (in) toxoplasmosisB58.09
- •iridocyclitis, iritis, uveitis (due to) (in) tuberculosisA18.54
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •diabetes mellitus related eye conditions, , ,E09.3, E10.3, E11.3, E13.3
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury (trauma) of eye and orbitS05
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •syphilis related eye disorders, , ,A50.01, A50.3, A51.43, A52.71
Related Codes(5)
Also Known As / Clinical Terms(91)
SNOMED CT
- AAU - acute anterior uveitis4927003
- Acute anterior uveitis4927003
- Subacute iritis14427009
- Full lepromatous leprosy21560005
- LL - Full lepromatous leprosy21560005
- Lepromatous leprosy21560005
- Type L leprosy21560005
- Type LL leprosy21560005
- Acute iritis29050005
- Subacute cyclitis37565002
- Acute cyclitis42492000
- Subacute anterior uveitis64015001
- PA (Psoriatic arthritis)156370009
- PsA (Psoriatic arthritis)156370009
- Psoriatic arthritis156370009
- Idiopathic anterior uveitis231947004
- Idiopathic inflammation of anterior uveal tract231947004
- Anterior chamber - abnormal contents247003001
- Iritis with psoriatic arthritis410482007
- Lepromatous anterior uveitis414600000
- Uveitis due to lepromatous leprosy414600000
- Fibrin in anterior chamber419911008
- Subacute iridocyclitis1144419002
- Idiopathic acute anterior uveitis1208838005
- Idiopathic acute inflammation of anterior uveal tract1208838005
- Idiopathic subacute anterior uveitis1216988003
- Idiopathic subacute inflammation of anterior uveal tract1216988003
- Acute iridocyclitis1336108005
- Acute anterior uveitis of bilateral eyes347311000119100
- Acute anterior uveitis of both eyes347311000119100
- Acute iridocyclitis of both eyes347311000119100
- Acute anterior uveitis of left eye342151000119100
- Acute anterior uveitis of right eye336541000119107
- Acute iritis of bilateral eyes347301000119103
- Bilateral acute iritis347301000119103
- Acute iritis of left eye342141000119102
- Acute iritis of right eye336531000119103
- Bilateral subacute iridocyclitis675361000119103
- Subacute iridocyclitis of bilateral eyes675361000119103
- Subacute iridocyclitis of both eyes675361000119103
- Iridocyclitis of bilateral eyes15679441000119109
- Iridocyclitis of both eyes15679441000119109
- Subacute iridocyclitis of left eye675371000119109
- Subacute iridocyclitis of right eye675381000119107
Clinical Terms
- Subacute iridocyclitis of bilateral eyes
- PsA (Psoriatic arthritis)
- Iridocyclitis of bilateral eyes
- Acute anterior uveitis of left eye
- Acute iritis of right eye
- Acute cyclitis
- Acute iritis of bilateral eyes
- Acute iridocyclitis
- Acute and subacute iridocyclitis
- Subacute iridocyclitis of left eye
- Subacute iridocyclitis
- Acute iritis
- Lepromatous anterior uveitis
- Idiopathic inflammation of anterior uveal tract
- Fibrin in anterior chamber
- Uveitis due to lepromatous leprosy
- Acute anterior uveitis of both eyes
- Acute anterior uveitis of right eye
- Iridocyclitis of both eyes
- Iritis with psoriatic arthritis
- Type LL leprosy
- Lepromatous leprosy
- AAU - acute anterior uveitis
- Acute anterior uveitis of bilateral eyes
- Subacute iritis
- Acute iridocyclitis of both eyes
- Idiopathic acute inflammation of anterior uveal tract
- Idiopathic anterior uveitis
- Acute iritis of left eye
- Subacute iridocyclitis of both eyes
- Type L leprosy
- PA (Psoriatic arthritis)
- Subacute anterior uveitis
- Subacute iridocyclitis of right eye
- Subacute cyclitis
- Idiopathic acute anterior uveitis
- Idiopathic subacute inflammation of anterior uveal tract
- Bilateral acute iritis
- Idiopathic subacute anterior uveitis
- Psoriatic arthritis
- LL - Full lepromatous leprosy
- Acute anterior uveitis
- Bilateral subacute iridocyclitis
- Anterior chamber - abnormal contents
- Full lepromatous leprosy
Frequently Asked Questions
What is the ICD-10 code for unspecified acute and subacute iridocyclitis?
The ICD-10-CM code for unspecified acute and subacute iridocyclitis is H20.00. The full clinical description is "Unspecified acute and subacute iridocyclitis". H20.00 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code H20.00 mean?
ICD-10-CM code H20.00 represents “Unspecified acute and subacute iridocyclitis”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a billable/specific code that can be used on a claim.
Is H20.00 a billable code?
Yes, H20.00 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is H20.00 in?
H20.00 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What codes cannot be used with H20.00?
H20.00 has Excludes1 notes indicating codes that cannot be used together with it, including: 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); and 8 more.
What SNOMED CT codes does H20.00 map to?
H20.00 maps to 27 SNOMED CT concepts: 4927003, 347311000119100, 342151000119100, 336541000119107, 42492000, and 22 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for H20.00?
H20.00 is linked to 1 UMLS Concept Unique Identifier: C0154908. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H20.00 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified acute and subacute iridocyclitis affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of H20.00?
There is no direct ICD-11 mapping available for H20.00 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.