Q56.4

Billable

Indeterminate sex, unspecified

Indeterminate sex, unspecified

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Ambiguous genitalia

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • androgen insensitivity syndrome (E34.5-)
  • syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99)
  • 46,XX true hermaphrodite (Q99.1)
  • chimera 46,XX/46,XY true hermaphrodite (Q99.0)
  • female pseudohermaphroditism with adrenocortical disorder (E25.-)
  • pseudohermaphroditism with specified chromosomal anomaly (Q96-Q99)
  • pure gonadal dysgenesis (Q99.1)

Excludes 2

Conditions not included here, but the patient may have both

  • inborn errors of metabolism (E70-E88)

Also Known As / Clinical Terms

Frequently Asked Questions

What is the ICD-10 code for indeterminate sex, unspecified?

The ICD-10-CM code for indeterminate sex, unspecified is Q56.4. The full clinical description is "Indeterminate sex, unspecified". Q56.4 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q56.4 mean?

ICD-10-CM code Q56.4 represents "Indeterminate sex, unspecified". It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q56.4 a billable code?

Yes, Q56.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q56.4 in?

Q56.4 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q56.4?

Q56.4 has Excludes1 notes indicating codes that cannot be used together with it, including: androgen insensitivity syndrome (E34.5-); syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99); 46,XX true hermaphrodite (Q99.1); and 4 more.

What SNOMED CT codes does Q56.4 map to?

Q56.4 maps to 3 SNOMED CT concepts: 21321009, 32570681000036106, 734173003. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q56.4?

Q56.4 is linked to 2 UMLS Concept Unique Identifiers: C0266362, C0278457. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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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.