R09.02 – Hypoxemia

ICD-10-CM 2027 diagnosis code · Symptoms and signs involving the circulatory and respiratory systems

Billable code

ICD-10-CM code R09.02

Code: R09.02 (claims format: R0902)
Description: Hypoxemia
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: R00-R09 Symptoms and signs involving the circulatory and respiratory systems
Parent codes: R09 › R09.0

Notes inherited from parent codes

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

R09 – Other symptoms and signs involving the circulatory and respiratory system

Excludes1 (not coded here):

acute respiratory distress syndrome (J80)
respiratory arrest of newborn (P28.81)
respiratory distress syndrome of newborn (P22.0)
respiratory failure (J96.-)
respiratory failure of newborn (P28.5)

R09.0 – Asphyxia and hypoxemia

Excludes1 (not coded here):

asphyxia due to carbon monoxide (T58.-)
asphyxia due to foreign body in respiratory tract (T17.-)
birth (intrauterine) asphyxia (P84)
hyperventilation (R06.4)
traumatic asphyxia (T71.-)

Excludes2 (not included here):

hypercapnia (R06.89)

Index terms for R09.02

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

Related codes in R09.0

R09.01 – AsphyxiaBillable

Frequently asked questions

What is ICD-10 code R09.02?

R09.02 is the ICD-10-CM code for hypoxemia, in the block R00-R09 (Symptoms and signs involving the circulatory and respiratory systems).

Is R09.02 a billable code?

Yes. R09.02 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does R09.02 belong to?

It belongs to category R09 – Other symptoms and signs involving the circulatory and respiratory system.

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.