AutoICD API

H20.0

Non-billable

Acute and subacute iridocyclitis

Acute and subacute iridocyclitis

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

H15-H22

Parent Code

H20

Child Codes

6

ICD-11 Mapping

1 equivalent

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

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

Child Codes (6)

Related Codes(4)
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

Also Known As / Clinical Terms(18)
Frequently Asked Questions
What is the ICD-10 code for acute and subacute iridocyclitis?

The ICD-10-CM code for acute and subacute iridocyclitis is H20.0. The full clinical description is "Acute and subacute iridocyclitis". H20.0 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code H20.0 mean?

ICD-10-CM code H20.0 represents “Acute and subacute iridocyclitis”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a non-billable header code. Use a more specific child code for billing purposes.

Is H20.0 a billable code?

No, H20.0 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under H20.0.

What chapter is H20.0 in?

H20.0 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).

What codes cannot be used with H20.0?

H20.0 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 are the subcategories under H20.0?

H20.0 has 6 child codes, including: H20.00 (Unspecified acute and subacute iridocyclitis), H20.01 (Primary iridocyclitis), H20.02 (Recurrent acute iridocyclitis), H20.03 (Secondary infectious iridocyclitis), and 2 more.

What are the UMLS CUIs for H20.0?

H20.0 is linked to 7 UMLS Concept Unique Identifiers: C0701807, C0154908, C1455748, C0271105, C0271102, and 2 more. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does H20.0 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like 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 H20.0?

H20.0 maps to the ICD-11 code: 9A96.Z (Anterior uveitis, unspecified).

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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.