What is ICD-10 code J69.8?

J69.8 is the ICD-10-CM diagnosis code for Pneumonitis due to inhalation of other solids and liquids. Lung inflammation caused by inhaling other solid particles or liquids not covered by other aspiration pneumonitis codes. It belongs to the ICD-10-CM chapter for diseases of the respiratory system (j00-j99). J69.8 is a billable code, meaning it can be reported on a claim as a primary or secondary diagnosis when supported by documentation. J69.8 is part of the FY2026 ICD-10-CM code set published by the CMS National Center for Health Statistics and used on Medicare, Medicaid, and commercial claims in the United States.

Yes. J69.8 is a billable ICD-10-CM code that can be reported on professional and institutional claims as a primary or secondary diagnosis when the provider documentation supports the specific condition described. Billable codes in ICD-10-CM are coded to the highest level of specificity available for the documented diagnosis. J69.8 is current for fiscal year 2026 and remains in the active CMS ICD-10-CM code set published by the National Center for Health Statistics.

What is the V28 vs V24 difference for J69.8?

CMS phased in the V28 risk adjustment model over payment years 2024 (33%), 2025 (67%), and 2026 (100%), replacing V24. V28 consolidates HCC categories, removes some lower-acuity conditions, and recalibrates RAF weights across the entire model. For J69.8, V28 maps to Aspiration and Specified Bacterial Pneumonias at RAF 0.440 while V24 mapped to Aspiration and Specified Bacterial Pneumonias at RAF 0.517. Both models can still appear in legacy data and in payer-specific lookback periods.

What should coders know when reporting J69.8?

Document the specific substance inhaled to support medical necessity and differentiate from other aspiration codes Use this code only when the aspirated material doesn't fit J69.0 or J69.1 categories Because J69.8 maps to a payment HCC, the documentation must also satisfy MEAT criteria (Monitor, Evaluate, Assess, or Treat) for the encounter to count toward the patient's risk adjustment score.

2026 ICD-10-CM J69.8: Pneumonitis due

ICD-10-CM Code View

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Code lookupJ69.8Effective periodFY2026 Apr Update (Apr 1-Sep 30)

FY 2026 Apr update / Diseases of the respiratory system (J00-J99) / Lung diseases due to external agents (J60-J70)

J69.8

Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidance

Pneumonitis due to inhalation of other solids and liquids

Lung inflammation caused by inhaling other solid particles or liquids not covered by other aspiration pneumonitis codes.

Buddy Insight

This code captures aspiration pneumonitis from solids and liquids not classified under food/vomit (J69.

CMS-HCC V28

Mapped

HCC 282

Aspiration and Specified Bact...

RAF 0.440

CMS-HCC V24

Mapped

HCC 114

Aspiration and Specified Bact...

RAF 0.517

ACA/HHS

Mapped

HCC 163

HHS-HCC 163

Varies by metal level

ESRD/PACE

Mapped

HCC 114

Aspiration and Specified Bact...

RAF 0.090

RXHCC

N/A

—

Not risk-adjusted for this model/period.

Not mapped

Code Book Path

Official

J69Pneumonitis due to solids and liquids

J69.8Pneumonitis due to inhalation of other solids and liquids

Inclusion Terms

Official

Pneumonitis due to aspiration of blood
Pneumonitis due to aspiration of detergent

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for J69.8 in this effective period.

Related Child Codes

Official

J69.0Pneumonitis due to inhalation of food and vomit

J69.1Pneumonitis due to inhalation of oils and essences

Includes

Official

ICD-10-CM does not list Includes notes for J69.8 in this effective period.

Excludes 1

Official

neonatal aspiration syndromes (P24.-)
postprocedural pneumonitis (J95.4)

Code First

Official

(T51-T65) to identify substance

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for J69.8 in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for J69.8 in this effective period.

Buddy Documentation Tip

HCC Buddy guidance

Identification of the specific substance inhaled (blood, meconium, water, contrast media, etc.)

Circumstances of the aspiration event

Documentation that the aspirated material does not fit J69.0 or J69.1 categories

Chest imaging findings consistent with aspiration

MEAT Support

HCC Buddy guidance

Identification of the specific substance inhaled (blood, meconium, water, contrast media, etc.)

Circumstances of the aspiration event

Documentation that the aspirated material does not fit J69.0 or J69.1 categories

Chest imaging findings consistent with aspiration

Audit Caution

HCC Buddy guidance

Using J69.0 as a default for all aspiration when the substance is not food or vomit

Not documenting the specific substance to support J69.8 over J69.0 or J69.1

Missing the aspiration component in near-drowning cases where pulmonary complications develop

Failing to code additional diagnoses for the circumstances leading to aspiration

Common Mistakes

HCC Buddy guidance

J69.0 (Pneumonitis due to inhalation of food and vomit) — food/vomit specifically

J69.1 (Pneumonitis due to inhalation of oils and essences) — oils specifically

T75.1 (Drowning and nonfatal submersion) — near-drowning primary code; J69.8 may be secondary for pulmonary effects

J95.4 (Chemical pneumonitis due to anesthesia) — anesthesia-related aspiration has its own code

Current with CMS: FY2026 ICD-10-CM Apr 1 update (effective Apr 1 – Sep 30, 2026) · CMS-HCC V28, 100% phased in for payment year 2026. FY2027 code set already staged for October 1, 2026. How HCC Buddy stays current →

Is J69.8 an HCC code?

Yes. J69.8 (Pneumonitis due to inhalation of other solids and liquids) maps to Aspiration and Specified Bacterial Pneumonias under the CMS-HCC V28 risk adjustment model (and Aspiration and Specified Bacterial Pneumonias under V24), with a community non-dual aged RAF of 0.440. It is billable for payment year 2026.

Coder answer: J69.8 is billable and maps to V28 HCC 282, Aspiration and Specified Bacterial Pneumonias. Open it in the Code Book for the tabular path, RAF, and MEAT checklist.

Code: J69.8
Description: Pneumonitis due to inhalation of other solids and liquids
HCC (V28): HCC 282 — Aspiration and Specified Bacterial Pneumonias
RAF: 0.440
Billable: Yes
Payment year: 2026

HCC Category Mapping

V28HCC 282, Aspiration and Specified Bacterial Pneumonias

0.440

V24HCC 114, Aspiration and Specified Bacterial Pneumonias

0.517

ESRDHCC 114, Aspiration and Specified Bacterial Pneumonias

0.090

Each model's RAF is its CMS base weight for that model's standard population, so weights are not directly comparable across models: CMS-HCC V28 and V24 use Community, Non-Dual, Aged; ESRD uses the dialysis continuing-enrollee model; RxHCC is the Part D continuing-enrollee, non-low-income, aged weight (a larger scale than CMS-HCC). ACA/HHS has no single weight — it varies by metal level. Actual per-patient RAF contribution depends on member segment, interactions, and the model year used by the payer. V28 is the CMS-HCC model phased in over payment years 2024–2026; V24 remains in use during the transition and for historical data.

Work J69.8 in the Code Book — tabular path, V28 RAF, and MEAT checklist →

MEAT Criteria for J69.8

For J69.8 to count as a valid HCC diagnosis in a given encounter, the provider's documentation must show MEAT: Monitor, Evaluate, Assess, or Treat. A diagnosis from a prior year does not carry forward automatically, it has to be re-documented and supported each calendar year.

MMonitor: signs, symptoms, disease progression, or lab trending documented in the note
EEvaluate: test results, medication response, or physical findings reviewed by the provider
AAssess: explicit mention in the assessment or plan with acknowledgment of status
TTreat: medication, referral, procedure, therapy, or counseling tied to the diagnosis

Only one of M/E/A/T is required to support the code, but the documentation must be specific enough to show that the provider actually addressed J69.8 during that encounter, not just copy-forwarded from a problem list.

Coder workflow notes

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What This Code Means

J69.8 is the ICD-10-CM diagnosis code for pneumonitis due to inhalation of other solids and liquids. Lung inflammation caused by inhaling other solid particles or liquids not covered by other aspiration pneumonitis codes. J69.8 sits in the ICD-10-CM chapter for diseases of the respiratory system (j00-j99), within the section covering lung diseases due to external agents (j60-j70).

Under the CMS-HCC V28 risk adjustment model, J69.8 maps to Aspiration and Specified Bacterial Pneumonias (HCC 282) with a community, non-dual, aged base RAF weight of 0.440. Under the older V24 model, J69.8 mapped to the same category but with a base RAF weight of 0.517, V28 recalibrated weights across the entire model. V28 is the CMS-HCC risk adjustment model that reached 100% phase-in for payment year 2026, replacing V24 which was used during the PY2024–PY2025 transition.

Document the specific substance inhaled to support medical necessity and differentiate from other aspiration codes. Because J69.8 maps to a payment HCC, the provider's documentation must satisfy MEAT criteria (Monitor, Evaluate, Assess, or Treat) for the encounter to count toward the patient's Medicare Advantage risk adjustment score. When documentation is ambiguous, coders should issue a provider query rather than assume the highest-specificity variant.

HCC Buddy maintains structured V28 and V24 mapping, RAF weights, and MEAT documentation criteria for J69.8 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Coding Tips

•Document the specific substance inhaled to support medical necessity and differentiate from other aspiration codes
•Use this code only when the aspirated material doesn't fit J69.0 or J69.1 categories

Clinical Significance

This code captures aspiration pneumonitis from solids and liquids not classified under food/vomit (J69.0) or oils/essences (J69.1), such as blood, meconium, water (near-drowning), or other non-food/non-oil substances. It carries the same high risk adjustment weight as other aspiration codes, reflecting the severity of aspiration-related lung injury.

Documentation Requirements

✓Identification of the specific substance inhaled (blood, meconium, water, contrast media, etc.)
✓Circumstances of the aspiration event
✓Documentation that the aspirated material does not fit J69.0 or J69.1 categories
✓Chest imaging findings consistent with aspiration
✓Clinical severity and treatment requirements
✓Underlying conditions predisposing to aspiration if applicable

Code First

(T51-T65) to identify substance

Commonly Confused Codes

•J69.0 (Pneumonitis due to inhalation of food and vomit): food/vomit specifically
•J69.1 (Pneumonitis due to inhalation of oils and essences): oils specifically
•T75.1 (Drowning and nonfatal submersion): near-drowning primary code; J69.8 may be secondary for pulmonary effects
•J95.4 (Chemical pneumonitis due to anesthesia): anesthesia-related aspiration has its own code