AutoICD API

R62.51

Billable

Failure to thrive (child)

Failure to thrive (child)

Status

Billable / Specific

Block

R50-R69

Parent Code

R62.5

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Failure to gain weight

Excludes 1

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

Excludes 2

Conditions not included here, but the patient may have both

Related Codes(3)
R62.50

Unsp lack of expected normal physiol dev in childhood

BillableR62.52

Short stature (child)

BillableR62.59

Oth lack of expected normal physiol development in childhood

Billable
Also Known As / Clinical Terms(102)

SNOMED CT

UMLS

Clinical Terms

  • put weight
  • Unable to gain weight
  • Failure to thrive in infant
  • Weight faltering
  • Failure to thrive in infant with acquired immunodeficiency syndrome
  • failure-to-thrive
  • Failure to thrive in infant with AIDS (acquired immunodeficiency syndrome)
  • FTT
  • failure to thrive syndrome
  • Faltering weight
  • failure to gain weight
  • Pediatric failure to thrive
  • Not gaining weight
  • Failure to thrive
  • Severe feeding difficulties, failure to thrive, microcephaly due to ASXL3 deficiency syndrome
  • Renal function impairment with growth failure
  • gaining weight
  • Slow weight gain
  • Poor Weight Gain
  • Weight increased
  • Faltering growth
  • Organic failure to thrive
  • Weight gain poor
  • Weight gain
  • failure weight gain
  • putting weight
  • Severe feeding difficulties, failure to thrive, microcephaly due to ASXL transcriptional regulator 3 deficiency syndrome
  • growth failure
  • Paediatric failure to thrive
  • not putting on weight
  • weight gain failure
  • weight gain unable
  • Failure to thrive in infant (disorder)
  • weight gaining
  • Childhood failure to gain weight
  • FTT - failure to thrive
  • Failure to thrive (disorder)
  • Failure to gain weight (finding)
  • Infant Failure to Thrive
  • Bainbridge Ropers syndrome
  • Thrive, Failure to
  • OFTT - Organic failure to thrive
Frequently Asked Questions
What is the ICD-10 code for failure to thrive (child)?

The ICD-10-CM code for failure to thrive (child) is R62.51. The full clinical description is "Failure to thrive (child)". R62.51 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code R62.51 mean?

ICD-10-CM code R62.51 represents “Failure to thrive (child)”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a billable/specific code that can be used on a claim.

Is R62.51 a billable code?

Yes, R62.51 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is R62.51 in?

R62.51 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).

What codes cannot be used with R62.51?

R62.51 has Excludes1 notes indicating codes that cannot be used together with it, including: delayed puberty (E30.0); gonadal dysgenesis (Q99.1); hypopituitarism (E23.0); and 3 more.

What SNOMED CT codes does R62.51 map to?

R62.51 maps to 11 SNOMED CT concepts: 773400009, 351000119100, 54840006, 36440009, 433476000, and 6 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for R62.51?

R62.51 is linked to 3 UMLS Concept Unique Identifiers: C0231246, C0015544, C3887638. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does R62.51 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like failure to thrive (child) 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 R62.51?

There is no direct ICD-11 mapping available for R62.51 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.

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.

Try FreeView API Docs

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.