O99.2
Non-Billable

Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium

Non-Billable / Non-Specific Code

What is Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium?

ICD-10-CM O99.2 is the diagnosis code for Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium. This code falls under the section "Other obstetric conditions, not elsewhere classified" within Chapter 15 — Pregnancy, childbirth and the puerperium (O00-O9A). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
â„šī¸ Excludes2

Coding Guidelines for O99.2

✅ This Code Includes

  • Conditions in E00-E89

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in O99.2. If the patient has both, code each condition separately:

  • diabetes mellitus (O24.-)
  • malnutrition (O25.-)
  • postpartum thyroiditis (O90.5)

ICD-10-CM Code Hierarchy

Understanding where O99.2 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeO99.2 — Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium
Sub-Codes (2)
Sub-Codes 2 entries
O99.21Obesity complicating pregnancy, childbirth, and the puerperiumNon-BillableO99.210Obesity complicating pregnancy, unspecified trimesterBillableO99.211Obesity complicating pregnancy, first trimesterBillableO99.212Obesity complicating pregnancy, second trimesterBillableO99.213Obesity complicating pregnancy, third trimesterBillableO99.214Obesity complicating childbirthBillableO99.215Obesity complicating the puerperiumBillableO99.28Other endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperiumNon-BillableO99.280Endocrine, nutritional and metabolic diseases complicating pregnancy, unspecified trimesterBillableO99.281Endocrine, nutritional and metabolic diseases complicating pregnancy, first trimesterBillableO99.282Endocrine, nutritional and metabolic diseases complicating pregnancy, second trimesterBillableO99.283Endocrine, nutritional and metabolic diseases complicating pregnancy, third trimesterBillableO99.284Endocrine, nutritional and metabolic diseases complicating childbirthBillableO99.285Endocrine, nutritional and metabolic diseases complicating the puerperiumBillable
Related Codes

Frequently Asked Questions

Is O99.2 a billable ICD-10-CM code?

No, O99.2 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does O99.2 mean?

O99.2 is the ICD-10-CM diagnosis code for "Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of O99.2?

The parent code of O99.2 is O99 ("Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium"). O99.2 provides a more specific classification within this category.

What section is O99.2 in?

O99.2 is located in Section O94-O9A — "Other obstetric conditions, not elsewhere classified" within Chapter 15 of the ICD-10-CM Tabular List.

What are the sub-codes of O99.2?

O99.2 has 2 sub-code(s) that provide more specific detail: O99.21, O99.28.

When should I use O99.2?

Use O99.2 when the patients documented diagnosis matches "Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium" 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 Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium?

The ICD-10-CM code for Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium is O99.2.

Can O99.2 be used for primary diagnosis?

No, O99.2 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is O99.2 in?

O99.2 is in Chapter 15 of the ICD-10-CM Tabular List.

Is O99.2 valid for 2026?

Yes, O99.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousO99.13Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating the puerperiumNext →O99.21Obesity complicating pregnancy, childbirth, and the puerperium
Code Details
O99.2
Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium
Non-Billable / Non-Specific Code
15 — Pregnancy, childbirth and the puerperium (O00-O9A)
O94-O9A — Other obstetric conditions, not elsewhere classified
2026 ICD-10-CM