J22 - Unspecified acute lower respiratory infection
ICD-10-CM Chapter 10: Diseases of the respiratory system · J20-J22 Other acute lower respiratory infections (J20-J22) · Top-level category · FY2027
Inclusion terms listed under J22 in the ICD-10-CM tabular list.
- Acute (lower) respiratory (tract) infection NOS
Includes, Excludes and Coding Notes
Mutually exclusive: these conditions are never reported together with this code.
- upper respiratory infection (acute) (J06.9)
Not part of this code; report both codes when the patient has both conditions.
- chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)
Not part of this code; report both codes when the patient has both conditions.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- smoke inhalation (T59.81-)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Add a secondary code to identify the associated condition or cause when it is documented.
- code, where applicable, to identify:
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Instructional notes from the ICD-10-CM tabular list.
- When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).
Inpatient DRG Payments
Other Respiratory System Diagnoses With Mcc
Avg. Medicare Payment
$15,406
Other Respiratory System Diagnoses Without Mcc
Avg. Medicare Payment
$7,328
Related condition guides
Documentation requirements, coding pitfalls and FAQs for conditions coded with J22.
Codes at the same level as J22
- Acute nasopharyngitis [common cold]J00
- Acute sinusitisJ01
- Acute pharyngitisJ02
- Acute tonsillitisJ03
- Acute laryngitis and tracheitisJ04
- Acute obstructive laryngitis [croup] and epiglottitisJ05
- Acute upper respiratory infections of multiple and unspecified sitesJ06
- Influenza due to certain identified influenza virusesJ09
- Influenza due to other identified influenza virusJ10
- Influenza due to unidentified influenza virusJ11
- Viral pneumonia, not elsewhere classifiedJ12
- Pneumonia due to Streptococcus pneumoniaeJ13
- Pneumonia due to Hemophilus influenzaeJ14
- Bacterial pneumonia, not elsewhere classifiedJ15
- Pneumonia due to other infectious organisms, not elsewhere classifiedJ16
- Pneumonia in diseases classified elsewhereJ17
- Pneumonia, unspecified organismJ18
- Acute bronchitisJ20
- Acute bronchiolitisJ21
- Vasomotor and allergic rhinitisJ30
- Chronic rhinitis, nasopharyngitis and pharyngitisJ31
- Chronic sinusitisJ32
- Nasal polypJ33
- Other and unspecified disorders of nose and nasal sinusesJ34
- Chronic diseases of tonsils and adenoidsJ35
- Peritonsillar abscessJ36
- Chronic laryngitis and laryngotracheitisJ37
- Diseases of vocal cords and larynx, not elsewhere classifiedJ38
- Other diseases of upper respiratory tractJ39
- Bronchitis, not specified as acute or chronicJ40
- Simple and mucopurulent chronic bronchitisJ41
- Unspecified chronic bronchitisJ42
- EmphysemaJ43
- Other chronic obstructive pulmonary diseaseJ44
- AsthmaJ45
- BronchiectasisJ47
- Chronic lung allograft dysfunctionJ4A
- Pulmonary mycetomaJ4B
- Coalworker's pneumoconiosisJ60
- Pneumoconiosis due to asbestos and other mineral fibersJ61
24 more in this chapter.