FY2027 ICD-10-CM reference
J44: Other chronic obstructive pulmonary disease
By the HCC Buddy Coding Team
The official ICD-10-CM descriptor is Other chronic obstructive pulmonary disease. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Nonbillable heading. Verified against the official FY2027 order file.
Oct to Dec 2026, PY2027
CMS-HCC V28
Not applicableCMS-HCC V24
Not applicableESRD
Not applicableRxHCC
Not applicablePACE (CMS-HCC V22 component)
Not applicablePACE ESRD (ESRD V21 component)
Not applicablePACE RxHCC (2018/2019 component)
Not applicableJan to Sep 2027, PY2028
CMS-HCC V28
Not applicableCMS-HCC V24
Not applicableESRD
Not applicableRxHCC
Not applicablePACE (CMS-HCC V22 component)
Not applicablePACE ESRD (ESRD V21 component)
Not applicablePACE RxHCC component
Not applicableOct to Dec 2026, BY2026
HHS-HCC
Not applicableJan to Sep 2027, BY2027
HHS-HCC
Not applicableMore specific FY2027 codes
- J44.0: Chronic obstructive pulmonary disease with (acute) lower respiratory infectionBillable code
- J44.1: Chronic obstructive pulmonary disease with (acute) exacerbationBillable code
- J44.8: Other specified chronic obstructive pulmonary diseaseNonbillable heading
- J44.9: Chronic obstructive pulmonary disease, unspecifiedBillable code
FY2027 Tabular instructions
Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.
Instructional note
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).
Source: J00-J99 (chapter, inherited).
Instructional note
code, where applicable, to identify:
Source: J00-J99 (chapter, inherited).
Instructional note
exposure to environmental tobacco smoke (Z77.22)
Source: J00-J99 (chapter, inherited).
Instructional note
exposure to tobacco smoke in the perinatal period (P96.81)
Source: J00-J99 (chapter, inherited).
Instructional note
history of tobacco dependence (Z87.891)
Source: J00-J99 (chapter, inherited).
Instructional note
occupational exposure to environmental tobacco smoke (Z57.31)
Source: J00-J99 (chapter, inherited).
Instructional note
tobacco dependence (F17.-)
Source: J00-J99 (chapter, inherited).
Instructional note
tobacco use (Z72.0)
Source: J00-J99 (chapter, inherited).
Excludes2
certain conditions originating in the perinatal period (P04-P96)
Source: J00-J99 (chapter, inherited).
Excludes2
certain infectious and parasitic diseases (A00-B99)
Source: J00-J99 (chapter, inherited).
Excludes2
complications of pregnancy, childbirth and the puerperium (O00-O9A)
Source: J00-J99 (chapter, inherited).
Excludes2
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Source: J00-J99 (chapter, inherited).
Excludes2
endocrine, nutritional and metabolic diseases (E00-E88)
Source: J00-J99 (chapter, inherited).
Excludes2
injury, poisoning and certain other consequences of external causes (S00-T88)
Source: J00-J99 (chapter, inherited).
Excludes2
neoplasms (C00-D49)
Source: J00-J99 (chapter, inherited).
Excludes2
smoke inhalation (T59.81-)
Source: J00-J99 (chapter, inherited).
Excludes2
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Source: J00-J99 (chapter, inherited).
Excludes1
bronchitis due to chemicals, gases, fumes and vapors (J68.0)
Source: J40-J4B (section, inherited).
Excludes2
cystic fibrosis (E84.-)
Source: J40-J4B (section, inherited).
Includes
asthma with chronic obstructive pulmonary disease
Source: J44 (category, direct).
Includes
chronic asthmatic (obstructive) bronchitis
Source: J44 (category, direct).
Includes
chronic bronchitis with airway obstruction
Source: J44 (category, direct).
Includes
chronic bronchitis with emphysema
Source: J44 (category, direct).
Includes
chronic emphysematous bronchitis
Source: J44 (category, direct).
Includes
chronic obstructive asthma
Source: J44 (category, direct).
Includes
chronic obstructive bronchitis
Source: J44 (category, direct).
Includes
chronic obstructive tracheobronchitis
Source: J44 (category, direct).
Code also
type of asthma, if applicable (J45.-)
Source: J44 (category, direct).
Excludes2
bronchiectasis (J47.-)
Source: J44 (category, direct).
Excludes2
chronic bronchitis NOS (J42)
Source: J44 (category, direct).
Excludes2
chronic simple and mucopurulent bronchitis (J41.-)
Source: J44 (category, direct).
Excludes2
chronic tracheitis (J42)
Source: J44 (category, direct).
Excludes2
chronic tracheobronchitis (J42)
Source: J44 (category, direct).
Excludes2
emphysema without chronic bronchitis (J43.-)
Source: J44 (category, direct).
Compare the FY2027 additions, removals and billable-status changes
What does J44 mean in FY2027?
The official ICD-10-CM descriptor is Other chronic obstructive pulmonary disease. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Is J44 billable in FY2027?
The FY2027 order file marks J44 as a nonbillable heading. Select a complete billable child code.
Does J44 map to an HCC?
Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.
Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.
Review the FY2026 April edition