About Dr. Gregory McKinnis
Dr. Gregory McKinnis is a sleep medicine physician at Nextgen Sleep in Oklahoma City, OK.
In Medicare's directory, Dr. McKinnis is also listed under pulmonary disease.
Dr. McKinnis graduated from Uniformed Services Uhs Fe Hebert School of Med in 1996.
According to Medicare, Dr. McKinnis accepts Medicare assignment and offers telehealth visits.
Where Dr. McKinnis practices
Questions about Dr. Gregory McKinnis
Where does Dr. Gregory McKinnis practice?
Dr. Gregory McKinnis is listed at Nextgen Sleep (Oklahoma City, OK). Call the clinic to confirm before you book.
How do I make an appointment with Dr. Gregory McKinnis?
Call Nextgen Sleep at (405) 753-6142 and ask for Dr. McKinnis. Ask whether you need a referral and whether your insurance is accepted.
What does Dr. Gregory McKinnis specialize in?
Dr. Gregory McKinnis specializes in sleep medicine, with pulmonary disease also listed. Sleep medicine physicians diagnose and treat conditions such as sleep apnea, insomnia, narcolepsy, and restless legs syndrome.
Does Dr. Gregory McKinnis accept Medicare?
Medicare's clinician directory lists Dr. McKinnis 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.
Does Dr. Gregory McKinnis offer telehealth?
Medicare's clinician directory lists Dr. McKinnis as offering telehealth. Ask the clinic which visits can be done remotely; a sleep study itself usually happens at home or in a lab.
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. Gregory McKinnis, or is something here out of date? Let us know. Find a sleep doctor near you.