Non-Billable / Non-Specific Code
ICD-10-CM P28.1 is the diagnosis code for Other and unspecified atelectasis of newborn. This code falls under the section "Respiratory and cardiovascular disorders specific to the perinatal period" within Chapter 16 — Certain conditions originating in the perinatal period (P00-P96). 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.
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.
Understanding where P28.1 sits in the ICD-10-CM classification helps ensure proper coding:
No, P28.1 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
P28.1 is the ICD-10-CM diagnosis code for "Other and unspecified atelectasis of newborn". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of P28.1 is P28 ("Other respiratory conditions originating in the perinatal period"). P28.1 provides a more specific classification within this category.
P28.1 is located in Section P19-P29 — "Respiratory and cardiovascular disorders specific to the perinatal period" within Chapter 16 of the ICD-10-CM Tabular List.
P28.1 has 3 sub-code(s) that provide more specific detail: P28.10, P28.11, P28.19.
Use P28.1 when the patients documented diagnosis matches "Other and unspecified atelectasis of newborn" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other and unspecified atelectasis of newborn is P28.1.
No, P28.1 is non-billable. Use a more specific sub-code for primary diagnosis billing.
P28.1 is in Chapter 16 of the ICD-10-CM Tabular List.
Yes, P28.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.