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2 Minute MedicineICD-10 Lookup

ICD-10-CM code · FY2027

E03.9 Hypothyroidism, unspecified

BillableValid for claims as a specific diagnosis code

About E03.9

Code
E03.9
Billable
Yes
Short description
Hypothyroidism, unspecified
Category
E03 Other hypothyroidism
Block
E00-E07 Disorders of thyroid gland
Chapter
4 Endocrine, nutritional and metabolic diseases
Code set
FY2027, October 1, 2026 to September 30, 2027

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Coding notes for E03.9

Applicable to Other names for conditions reported with this code.

  • Myxedema NOS

Also applies, from E03 Other hypothyroidism

Excludes1 Not coded here: never report these together with this code (use the code given instead).

  • iodine-deficiency related hypothyroidism (E00-E02)
  • postprocedural hypothyroidism (E89.0)
Chapter 4 notes (apply to every code in it)

Note

  • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

Excludes1 Not coded here: never report these together with this code (use the code given instead).

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Related codes in E03

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