P28.33 – Primary mixed sleep apnea of newborn

ICD-10-CM 2027 diagnosis code · Respiratory and cardiovascular disorders specific to the perinatal period

Billable code

ICD-10-CM code P28.33

Code: P28.33 (claims format: P2833)
Description: Primary mixed sleep apnea of newborn
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 16. Certain conditions originating in the perinatal period (P00-P96)
Block: P19-P29 Respiratory and cardiovascular disorders specific to the perinatal period
Parent codes: P28 › P28.3

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

P28 – Other respiratory conditions originating in the perinatal period

Code also:

, if applicable, congenital malformations of the respiratory system (Q30-Q34)

P28.3 – Primary sleep apnea of newborn

Applicable to:

Sleep apnea of newborn NOS

Excludes2 (not included here):

other apnea of newborn (P28.4-)

Index terms for P28.33

Entries in the ICD-10-CM alphabetic index that lead to this code:

Apnea, apneic, newborn, sleep, primary, mixed

Related codes in P28.3

Frequently asked questions

What is ICD-10 code P28.33?

P28.33 is the ICD-10-CM code for primary mixed sleep apnea of newborn, in the block P19-P29 (Respiratory and cardiovascular disorders specific to the perinatal period).

Is P28.33 a billable code?

Yes. P28.33 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does P28.33 belong to?

It belongs to category P28 – Other respiratory conditions originating in the perinatal period.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.