E30.1 – Precocious puberty
ICD-10-CM 2027 diagnosis code · Disorders of other endocrine glands
ICD-10-CM code
E30.1
- Code
E30.1(claims format:E301)- Description
- Precocious puberty
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 4. Endocrine, nutritional and metabolic diseases (E00-E89)
- Block
- E20-E35 Disorders of other endocrine glands
- Parent codes
- E30
Notes for E30.1
Applicable to:
- Precocious menstruation
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block E20-E35
Index terms for E30.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Buds, breast
- Breast, buds
- Pubertas praecox
- Sexual, precocity
- Precocity, sexual
- Premature, puberty
- Puberty, premature
- Precocious, puberty
- Puberty, precocious
- Precocious, menarche
- Precocious, pubarche
- Pubarche, precocious
- Menarche, precocious
- Precocious, adrenarche
- Precocious, menstruation
- Menstruation, precocious
- Precocious, sexual development NEC
- Development, sexual, precocious NEC
Related codes in E30
Frequently asked questions
What is ICD-10 code E30.1?
E30.1 is the ICD-10-CM code for precocious puberty, in the block E20-E35 (Disorders of other endocrine glands).
Is E30.1 a billable code?
Yes. E30.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E30.1 belong to?
It belongs to category E30 – Disorders of puberty, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.