R45.4

Billable

Irritability and anger

Irritability and anger

Status

Billable / Specific

Block

R40-R46

Parent Code

R45

Coding Notes

Excludes 2

Conditions not included here, but the patient may have both

  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)
  • symptoms and signs constituting part of a pattern of mental disorder (F01-F99)

Also Known As / Clinical Terms

Frequently Asked Questions

What is ICD-10 code R45.4?

ICD-10-CM code R45.4 represents "Irritability and anger". It is a billable/specific code that can be used on a claim.

Is R45.4 a billable code?

Yes, R45.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is R45.4 in?

R45.4 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).

What SNOMED CT codes does R45.4 map to?

R45.4 maps to 23 SNOMED CT concepts: 285848000, 285850008, 75408008, 192085004, 225026002, and 18 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for R45.4?

R45.4 is linked to 1 UMLS Concept Unique Identifier: C0476479. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

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.