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ICD-10-CM 2027

ICD-10 code for development

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Development”. Page updated September 29, 2026.

About coding development

The official ICD-10-CM index doesn't give a single default code for development; the code depends on the details below.

More specific development codes (official index)

  • abnormal, bone Q79.9 — Congenital malformation of musculoskeletal system, unspecified
  • arrested R62.50 — Unspecified lack of expected normal physiological development in childhood
  • bone
  • child R62.50 — Unspecified lack of expected normal physiological development in childhood
  • due to malnutrition E45 — Retarded development following protein-calorie malnutrition
  • defective, congenital
  • cauda equina Q06.3 — Other congenital cauda equina malformations
  • left ventricle Q24.8 — Other specified congenital malformations of heart
  • in hypoplastic left heart syndrome Q23.4 — Hypoplastic left heart syndrome
  • valve Q24.8 — Other specified congenital malformations of heart
  • pulmonary Q22.3 — Other congenital malformations of pulmonary valve
  • delayed R62.50 — Unspecified lack of expected normal physiological development in childhood
  • arithmetical skills F81.2 — Mathematics disorder
  • language (skills) (expressive) F80.1 — Expressive language disorder
  • learning skill F81.9 — Developmental disorder of scholastic skills, unspecified
  • mixed skills F88 — Other disorders of psychological development
  • motor coordination F82 — Specific developmental disorder of motor function
  • reading F81.0 — Specific reading disorder
  • specified learning skill NEC F81.89 — Other developmental disorders of scholastic skills
  • speech F80.9 — Developmental disorder of speech and language, unspecified
  • spelling F81.81 — Disorder of written expression
  • written expression F81.81 — Disorder of written expression
  • imperfect, congenital
  • heart Q24.9 — Congenital malformation of heart, unspecified
  • lungs Q33.6 — Congenital hypoplasia and dysplasia of lung
  • incomplete
  • bronchial tree Q32.4 — Other congenital malformations of bronchus
  • organ or site not listed
  • respiratory system Q34.9 — Congenital malformation of respiratory system, unspecified
  • sexual, precocious NEC E30.1 — Precocious puberty
  • tardy, mental F79 — Unspecified intellectual disabilities

Common questions about development ICD-10 codes

What is the ICD-10 code for arrested development?

R62.50 — Unspecified lack of expected normal physiological development in childhood.

What is the ICD-10 code for delayed development?

R62.50 — Unspecified lack of expected normal physiological development in childhood.