Medicare coverage
Does Medicare Cover Hyperbaric Oxygen Therapy?
Only in certain cases. Medicare Part B (Medical Insurance) may cover hyperbaric oxygen therapy if you’re eligible.
Only in certain cases: Part B
Source: Medicare.gov, Hyperbaric oxygen therapy, checked October 23, 2026.
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Coverage at a glance
- Covered?
- Only in certain cases
- Which part
- Part B
- What you pay
- Usually 20% of the Medicare-approved amount.
- Part B deductible 2026
- $283 a year (CMS). Part B premium $202.90 a month.
- Medicare.gov page
- Hyperbaric oxygen therapy
Description
Hyperbaric oxygen therapy exposes your entire body to oxygen under increased atmospheric pressure.
From Medicare.gov, checked October 23, 2026.
Who's eligible
Part B may cover hyperbaric oxygen therapy if you get the therapy in a chamber (including a one-person unit) and you have one of these conditions:
- Acute carbon monoxide intoxication
- Decompression illness
- Gas embolism
- Gas gangrene
- Acute traumatic peripheral ischemia
- Crush injuries and suturing of severed limbs
- Progressive necrotizing infections
- Acute peripheral arterial insufficiency
- Preparation and preservation of compromised skin grafts
- Chronic refractory osteomyelitis, unresponsive to conventional medical and surgical management
- Osteoradionecrosis as an adjunct to conventional treatment
- Soft tissue radionecrosis as an adjunct to conventional treatment
- Cyanide poisoning
- Actinomycosis, only as an adjunct to conventional therapy when the disease process is refractory to antibiotics and surgical treatment
- Diabetic wounds of the lower extremities if all of these apply:
- You have Type 1 or Type 2 diabetes and have a lower extremity wound that’s due to diabetes.
- You have a wound classified as Wagner grade III or higher.
- You’ve failed an adequate course of standard wound therapy.
From Medicare.gov, checked October 23, 2026.
Costs
Usually you pay 20% of the Medicare-approved amount, and the Part B deductible may apply.
From Medicare.gov, checked October 23, 2026.
National Coverage Determinations
- NCD 20.29: Hyperbaric Oxygen Therapy
Version 4, effective April 3, 2017
An NCD is the national rule CMS writes for when Medicare pays for an item or service. Local coverage determinations (LCDs) from each Medicare contractor can add detail. Read the NCD text on the CMS site.
Related pages
- Does Medicare Cover Ambulance Services?
Yes
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Yes
- Does Medicare Cover Inpatient Rehabilitation?
Yes
- Does Medicare Cover Inpatient Hospital Stays?
Only in certain cases
- Does Medicare Cover Outpatient Hospital Services?
Yes
- Does Medicare Cover Outpatient Surgery?
Yes
- Medicare Part B deductible 2027
- Part D out-of-pocket max 2027
- Dual eligible: Medicare and Medicaid together
- 2027 Medicare plans by county
- Everything Medicare covers, A to Z
Questions
Does Medicare Cover Hyperbaric Oxygen Therapy?
Only in certain cases. Medicare Part B (Medical Insurance) may cover hyperbaric oxygen therapy if you’re eligible.
Which part of Medicare covers Hyperbaric Oxygen Therapy?
Medicare.gov lists Hyperbaric oxygen therapy under Part B.
How much do you pay for Hyperbaric Oxygen Therapy with Medicare?
Per Medicare.gov: Usually 20% of the Medicare-approved amount.
Is there a national coverage determination for Hyperbaric Oxygen Therapy?
Yes. CMS NCD 20.29, Hyperbaric Oxygen Therapy, version 4, effective 2017-04-03.
Does a Medicare Advantage plan cover Hyperbaric Oxygen Therapy?
Medicare Advantage plans must cover what Original Medicare covers and some offer extra benefits. Check the plan's Evidence of Coverage. Rivvi does not recommend plans.
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Does Medicare Cover Hyperbaric Oxygen Therapy?
Only in certain cases. Medicare Part B (Medical Insurance) may cover hyperbaric oxygen therapy if you’re eligible.
Checked against Medicare.gov 2026-10-23. Source: Rivvi