E23.3

Billable

Hypothalamic dysfunction, not elsewhere classified

E23.3 is the ICD-10-CM code for Hypothalamic dysfunction, not elsewhere classified. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
E00-E89
Parent
E23
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

What this means — in plain language

MedlinePlus · NIH

Your pituitary gland is a pea-sized gland at the base of your brain. The pituitary is the master control gland - it makes hormones that affect growth and the functions of other glands in the body. With pituitary disorders, you often have too much or too little of one of your hormones. Injuries can cause pituitary disorders, but the most common cause is a pituitary tumor .

Read more about Pituitary Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • Prader-Willi syndrome (Q87.11)
  • Russell-Silver syndrome (Q87.19)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code E23.3?
E23.3 is the ICD-10-CM code for "Hypothalamic dysfunction, not elsewhere classified". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E23.3 a billable code?
Yes — E23.3 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from E23.3?
Excludes1 (not coded here): Prader-Willi syndrome (Q87.11); Russell-Silver syndrome (Q87.19).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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