About Dr. Elwood Williams
Dr. Elwood Williams is a sleep medicine physician at Oklahoma Sleep Institute in Oklahoma City, OK, and is also listed at 1 other location.
In Medicare's directory, Dr. Williams is also listed under internal medicine and pulmonary disease.
Dr. Williams graduated from University of Mississippi School of Medicine in 1984.
According to Medicare, Dr. Williams accepts Medicare assignment.
Where Dr. Williams practices
Other sleep physicians at these clinics
Questions about Dr. Elwood Williams
Where does Dr. Elwood Williams practice?
Dr. Elwood Williams is listed at Oklahoma Sleep Institute (Oklahoma City, OK) and Texas Sleep Clinic (Oklahoma City, OK). Call the clinic to confirm before you book.
How do I make an appointment with Dr. Elwood Williams?
Call Oklahoma Sleep Institute at (405) 606-2727 and ask for Dr. Williams. Ask whether you need a referral and whether your insurance is accepted.
What does Dr. Elwood Williams specialize in?
Dr. Elwood Williams specializes in sleep medicine, with internal medicine and pulmonary disease also listed. Sleep medicine physicians diagnose and treat conditions such as sleep apnea, insomnia, narcolepsy, and restless legs syndrome.
Does Dr. Elwood Williams accept Medicare?
Medicare's clinician directory lists Dr. Williams as accepting Medicare assignment, which means agreeing to the Medicare-approved amount as full payment for covered services. Confirm with the clinic before your visit.
From the NPI registry (data through November 2, 2026) and Medicare's Doctors and Clinicians directory (released November 12, 2026). These are records physicians and clinics keep with the government, and they can lag behind changes. They do not show board certification. Are you Dr. Elwood Williams, or is something here out of date? Let us know. Find a sleep doctor near you.