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  2. Does Medicare cover scleral lenses? - AOL

    www.aol.com/lifestyle/does-medicare-cover-sclera...

    If a person’s healthcare team deems scleral lenses medically necessary, Medicare may cover the costs if the lenses are: to treat eyes that are confirmed to have lost vision and that have ...

  3. Medical necessity - Wikipedia

    en.wikipedia.org/wiki/Medical_necessity

    Medical necessity is a legal doctrine in the United States related to activities that may be justified as reasonable, necessary, and/or appropriate based on evidence-based clinical standards of care. In contrast, unnecessary health care lacks such justification. Other countries may have medical doctrines or legal rules covering broadly similar ...

  4. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    A lens hindering passage of oxygen to the cornea causes corneal hypoxia which can result in serious complications, such as corneal ulcer that, if left untreated, can permanently decrease vision. EW and CW contact lenses typically allow for a transfer of 5–6 times more oxygen than conventional softs, allowing the cornea to remain healthy, even ...

  5. VSP Vision Care - Wikipedia

    en.wikipedia.org/wiki/VSP_Vision_Care

    VSP Vision Care (VSP) is a vision care health insurance company operating in Australia, Canada, Ireland, the United States, and the United Kingdom.It is a doctor-governed company divided into five businesses: “eye care insurance, eyewear, lens and lens enhancements, ophthalmic technology, and connected experiences to strengthen the relationship between patients and their eye doctors.” [1 ...

  6. Health insurers limit coverage of prosthetic limbs ... - AOL

    www.aol.com/health-insurers-limit-coverage...

    The roughly $50,000 leg with the electronically controlled knee wasn’t medically necessary, the insurer said, even though Colorado law leaves that determination up to the patient’s doctor, and ...

  7. Scleral lens - Wikipedia

    en.wikipedia.org/wiki/Scleral_lens

    Scleral lenses may be used to improve vision and reduce pain and light sensitivity for people with a growing number of disorders or injuries to the eye, such as severe dry eye syndrome, microphthalmia, keratoconus, [1] corneal ectasia, Stevens–Johnson syndrome, Sjögren's syndrome, [2] aniridia, neurotrophic keratitis (anesthetic corneas), complications post-LASIK, higher-order aberrations ...