G0239 Oth resp proc, group
What G0239 is
Therapeutic procedures to improve respiratory function or increase strength or endurance of respiratory muscles, two or more individuals (includes monitoring)
HCPCS Level II long description, CMS October 2026 file. See the G codes page for the full section.
Medicare payment for G0239 (CY2026)
| Work RVU | Practice expense RVU | Malpractice RVU | Total | Medicare rate | |
|---|---|---|---|---|---|
| Non-facility (office) | 0.00 | 0.42 | 0.01 | 0.43 | $14.36 |
| Facility (hospital, ASC) | 0.00 | 0.42 | 0.01 | 0.43 | $14.36 |
National rates: total RVUs x the CY2026 conversion factor of 33.4009 (non-QP), before geographic adjustment. Actual Medicare payment is 80% of the rate shown after the deductible; the patient or secondary payer owes the 20% coinsurance.
Status: Active - payable under the Physician Fee Schedule. Global period: Global concept does not apply.
Medically Unlikely Edit (MUE)
Medicare caps G0239 at 1 unit per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
Billed with G0239? These codes are bundled into it
G0239 is a Column 1 code in 43 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.
| Column 2 code | Short description | Modifier indicator | |
|---|---|---|---|
36591 | Draw blood off venous device | 0 - no modifier bypass | Check pair |
36592 | Collect blood from picc | 0 - no modifier bypass | Check pair |
94010 | Breathing capacity test | 1 - modifier may bypass | Check pair |
94060 | Evaluation of wheezing | 1 - modifier may bypass | Check pair |
94150 | Vital capacity test | 1 - modifier may bypass | Check pair |
94200 | Lung function test (mbc/mvv) | 1 - modifier may bypass | Check pair |
94375 | Respiratory flow volume loop | 1 - modifier may bypass | Check pair |
94450 | Breathing response hypoxia | 1 - modifier may bypass | Check pair |
94617 | Exercise tst brncspsm w/ecg | 0 - no modifier bypass | Check pair |
94618 | Pulmonary stress testing | 0 - no modifier bypass | Check pair |
94621 | Cardiopulm exercise testing | 0 - no modifier bypass | Check pair |
94667 | Mnpj chest wall 1st | 0 - no modifier bypass | Check pair |
94668 | Mnpj chest wall sbsq | 0 - no modifier bypass | Check pair |
94669 | Mechanical chest wall oscill | 0 - no modifier bypass | Check pair |
94680 | O2 uptk rst&xers dir simple | 1 - modifier may bypass | Check pair |
94681 | O2 uptk co2 outp % o2 xtrc | 1 - modifier may bypass | Check pair |
94690 | O2 uptk rest indirect | 1 - modifier may bypass | Check pair |
94726 | Plethysmography lung volumes | 1 - modifier may bypass | Check pair |
94727 | Gas dil/wshot deter lng vol | 1 - modifier may bypass | Check pair |
94728 | Airwy resist by oscillometry | 1 - modifier may bypass | Check pair |
94729 | Diffusing capacity | 1 - modifier may bypass | Check pair |
94760 | N-invas ear/pls oximetry 1 | 0 - no modifier bypass | Check pair |
94761 | N-invas ear/pls oximetry mlt | 0 - no modifier bypass | Check pair |
94762 | N-invas ear/pls oximtry cont | 1 - modifier may bypass | Check pair |
96523 | Irrig drug delivery device | 0 - no modifier bypass | Check pair |
97110 | Therapeutic exercises | 1 - modifier may bypass | Check pair |
97112 | Neuromuscular reeducation | 1 - modifier may bypass | Check pair |
97150 | Group therapeutic procedures | 1 - modifier may bypass | Check pair |
97161 | Pt eval low complex 20 min | 1 - modifier may bypass | Check pair |
97162 | Pt eval mod complex 30 min | 1 - modifier may bypass | Check pair |
Showing 30 of 43 column 2 codes. Use the pair checker for any specific combination.
Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.