About Dr. Christine Nwaiser
Dr. Christine Nwaiser is a sleep medicine physician at Mather Hospital Sleep Disorders Center in Port Jefferson, NY, and is also listed at 2 other locations.
Dr. Nwaiser completed medical school in 2018.
According to Medicare, Dr. Nwaiser accepts Medicare assignment and offers telehealth visits.
Where Dr. Nwaiser practices
75 North Country Road, Port Jefferson, NY 11777
(631) 476-2721
Clinic rated 4.6 from 45 Google reviews
1500 Route 112, Building 6, Suite A, Port Jefferson, NY 11776
(631) 476-2721
Clinic rated 4.8 from 33 Google reviews
1500 Route 112, Building 2, Suite B, Port Jefferson Station, NY 11776
(631) 978-7633
Clinic rated 3.9 from 15 Google reviews
Other sleep physicians at these clinics
Questions about Dr. Christine Nwaiser
Where does Dr. Christine Nwaiser practice?
Dr. Christine Nwaiser is listed at Mather Hospital Sleep Disorders Center (Port Jefferson, NY), Mather Medical Group Pulmonary and Sleep (Port Jefferson, NY), and New York Pulmonary Consultants Port Jefferson Station (Port Jefferson Station, NY). Call the clinic to confirm before you book.
How do I make an appointment with Dr. Christine Nwaiser?
Call Mather Hospital Sleep Disorders Center at (631) 476-2721 and ask for Dr. Nwaiser. Ask whether you need a referral and whether your insurance is accepted.
What does Dr. Christine Nwaiser specialize in?
Dr. Christine Nwaiser specializes in sleep medicine. Sleep medicine physicians diagnose and treat conditions such as sleep apnea, insomnia, narcolepsy, and restless legs syndrome.
Does Dr. Christine Nwaiser accept Medicare?
Medicare's clinician directory lists Dr. Nwaiser 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. Christine Nwaiser offer telehealth?
Medicare's clinician directory lists Dr. Nwaiser 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. Christine Nwaiser, or is something here out of date? Let us know. Find a sleep doctor near you.