J82.81 — Chronic eosinophilic pneumonia
Is J82.81 billable?
Yes — J82.81 is billable for FY2027. J82.81 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. J82.81 may be submitted for encounters from October 1, 2026 through September 30, 2027.
J82.81 at a glance
| Code | J82.81 |
|---|---|
| Description | Chronic eosinophilic pneumonia |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does J82.81 group to?
J82.81 sits in MDC 04 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 196Interstitial Lung Disease with MCCmedical
- 197Interstitial Lung Disease with CCmedical
- 198Interstitial Lung Disease without CC/MCCmedical
As a secondary diagnosis, J82.81 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is J82.81 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to J82.81. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Pneumonia › eosinophilic (acute) (double) (migratory) (purulent) (septic) (unresolved)
- Pneumonitis › eosinophilic (acute) (primary)
- Eosinophilia › pulmonary NEC › chronic (allergic) (idiopathic) (secondary)
- Pneumonia › eosinophilic › chronic (acute) (double) (migratory) (purulent) (septic) (unresolved)
- Pneumonitis › eosinophilic › chronic (acute) (primary)
Inclusion terms
Alternative wording in documentation that is classified to J82.81.
- Eosinophilic pneumonia, NOS
Use additional code — inherited from Chapter 10
Report an additional code alongside J82.81 to fully describe the condition. J82.81 is sequenced first.
Excludes2 — not included here — inherited from Chapter 10
The conditions below are not part of J82.81, but a patient may have both at the same time. When documentation supports it, J82.81 and the excluded code may both be reported.
- 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)
Excludes2 — not included here — inherited from J82
The conditions below are not part of J82.81, but a patient may have both at the same time. When documentation supports it, J82.81 and the excluded code may both be reported.
How long has J82.81 existed?
J82.81 first appears in FY2021 (FY2020 is not available, so it may have appeared then).
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.