E30.1
Billable

Precocious puberty

Billable / Specific Code

What is Precocious puberty?

ICD-10-CM E30.1 is the diagnosis code for Precocious puberty. This code falls under the section "Disorders of other endocrine glands" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1

Coding Guidelines for E30.1

✅ This Code Includes

  • Precocious menstruation

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as E30.1. They are mutually exclusive:

  • Albright (-McCune) (-Sternberg) syndrome (Q78.1)
  • central precocious puberty (E22.8)
  • congenital adrenal hyperplasia (E25.0)
  • female heterosexual precocious pseudopuberty (E25.-)
  • male isosexual precocious pseudopuberty (E25.-)

ICD-10-CM Code Hierarchy

Understanding where E30.1 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is E30.1 a billable ICD-10-CM code?

Yes, E30.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does E30.1 mean?

E30.1 is the ICD-10-CM diagnosis code for "Precocious puberty". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of E30.1?

The parent code of E30.1 is E30 ("Disorders of puberty, not elsewhere classified"). E30.1 provides a more specific classification within this category.

What section is E30.1 in?

E30.1 is located in Section E20-E35 — "Disorders of other endocrine glands" within Chapter 4 of the ICD-10-CM Tabular List.

When should I use E30.1?

Use E30.1 when the patients documented diagnosis matches "Precocious puberty" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Precocious puberty?

The ICD-10-CM code for Precocious puberty is E30.1.

Can E30.1 be used for primary diagnosis?

Yes, E30.1 can be used as a primary diagnosis code since it is billable and specific.

What chapter is E30.1 in?

E30.1 is in Chapter 4 of the ICD-10-CM Tabular List.

What conditions are excluded from E30.1?

Type 1 Excludes for E30.1 include: Albright (-McCune) (-Sternberg) syndrome (Q78.1); central precocious puberty (E22.8); congenital adrenal hyperplasia (E25.0) and more.

Is E30.1 valid for 2026?

Yes, E30.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousE30.0Delayed pubertyNext →E30.8Other disorders of puberty
Code Details
E30.1
Precocious puberty
Billable / Specific Code
4 — Endocrine, nutritional and metabolic diseases (E00-E89)
E20-E35 — Disorders of other endocrine glands
2026 ICD-10-CM