Q89.2
Billable

Congenital malformations of other endocrine glands

Billable / Specific Code

What is Congenital malformations of other endocrine glands?

ICD-10-CM Q89.2 is the diagnosis code for Congenital malformations of other endocrine glands. This code falls under the section "Other congenital malformations" within Chapter 17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0). 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 Q89.2

✅ This Code Includes

  • Congenital malformation of parathyroid or thyroid gland
  • Persistent thyroglossal duct
  • Thyroglossal cyst

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as Q89.2. They are mutually exclusive:

  • congenital goiter (E03.0)
  • congenital hypothyroidism (E03.1)

ICD-10-CM Code Hierarchy

Understanding where Q89.2 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is Q89.2 a billable ICD-10-CM code?

Yes, Q89.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does Q89.2 mean?

Q89.2 is the ICD-10-CM diagnosis code for "Congenital malformations of other endocrine glands". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of Q89.2?

The parent code of Q89.2 is Q89 ("Other congenital malformations, not elsewhere classified"). Q89.2 provides a more specific classification within this category.

What section is Q89.2 in?

Q89.2 is located in Section Q80-Q89 — "Other congenital malformations" within Chapter 17 of the ICD-10-CM Tabular List.

When should I use Q89.2?

Use Q89.2 when the patients documented diagnosis matches "Congenital malformations of other endocrine glands" 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 Congenital malformations of other endocrine glands?

The ICD-10-CM code for Congenital malformations of other endocrine glands is Q89.2.

Can Q89.2 be used for primary diagnosis?

Yes, Q89.2 can be used as a primary diagnosis code since it is billable and specific.

What chapter is Q89.2 in?

Q89.2 is in Chapter 17 of the ICD-10-CM Tabular List.

What conditions are excluded from Q89.2?

Type 1 Excludes for Q89.2 include: congenital goiter (E03.0); congenital hypothyroidism (E03.1).

Is Q89.2 valid for 2026?

Yes, Q89.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

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Code Details
Q89.2
Congenital malformations of other endocrine glands
Billable / Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q80-Q89 — Other congenital malformations
2026 ICD-10-CM