O43.9
Non-Billable

Unspecified placental disorder

Non-Billable / Non-Specific Code

What is Unspecified placental disorder?

ICD-10-CM O43.9 is the diagnosis code for Unspecified placental disorder. This code falls under the section "Maternal care related to the fetus and amniotic cavity and possible delivery problems" 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.

Coding Guidelines for O43.9

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where O43.9 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
O43.90Unspecified placental disorder, unspecified trimesterBillableO43.91Unspecified placental disorder, first trimesterBillableO43.92Unspecified placental disorder, second trimesterBillableO43.93Unspecified placental disorder, third trimesterBillable
Related Codes

Frequently Asked Questions

Is O43.9 a billable ICD-10-CM code?

No, O43.9 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does O43.9 mean?

O43.9 is the ICD-10-CM diagnosis code for "Unspecified placental disorder". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of O43.9?

The parent code of O43.9 is O43 ("Placental disorders"). O43.9 provides a more specific classification within this category.

What section is O43.9 in?

O43.9 is located in Section O30-O48 — "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 of the ICD-10-CM Tabular List.

What are the sub-codes of O43.9?

O43.9 has 4 sub-code(s) that provide more specific detail: O43.90, O43.91, O43.92, O43.93.

When should I use O43.9?

Use O43.9 when the patients documented diagnosis matches "Unspecified placental disorder" 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 Unspecified placental disorder?

The ICD-10-CM code for Unspecified placental disorder is O43.9.

Can O43.9 be used for primary diagnosis?

No, O43.9 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is O43.9 in?

O43.9 is in Chapter 15 of the ICD-10-CM Tabular List.

Is O43.9 valid for 2026?

Yes, O43.9 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousO43.899Other placental disorders, unspecified trimesterNext →O43.90Unspecified placental disorder, unspecified trimester
Code Details
O43.9
Unspecified placental disorder
Non-Billable / Non-Specific Code
15 — Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48 — Maternal care related to the fetus and amniotic cavity and possible delivery problems
2026 ICD-10-CM