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Dr. Jack Greenwood, MD
Telehealth available
About
Dr. Jack Greenwood, MD is
Education
- New York University, Residency Hospital — 1979
- NEW YORK UNIV SCH OF MED, Medical School — 1974
- Bucknell, Undergraduate School
- NYU, Residency Hospital
Insurance Accepted
- Aetna
- Anthem
- Blue Cross Blue Shield
- CareFirst Blue Cross Blue Shield
- Cigna
- Commercial Insurance Company
- EmblemHealth
- Empire Blue Cross Blue Shield
- Fidelis Care
- Government Employees Health Association (GEHA)
- Healthfirst
- Locals (any local)
- MagnaCare
- MultiPlan
- National Elevator
- Oxford Health Plans
- POMCO Group
- UnitedHealthCare
* Please verify this information when scheduling an appointment.
Languages
French
Patient Satisfaction
Leave a review
How likely are you to recommend Dr. Greenwood?
Very thorough Dr. Takes notes throughout your initial interview.. Very calm manner which works well with someone as nervous as I am. Secretary is very accommodating and sweet.

Frequently Asked Questions
A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.
New patients are generally accepted by Dr. Jack Greenwood, MD. To arrange an appointment, call the number on Dr. Greenwood's profile.
Dr. Greenwood in specializes in Neurology. See more on Sharecare.
Dr. Greenwood frequently treats the following conditions: Peripheral Nerve Disorders, Vertigo and Complex Regional Pain Syndrome (CRPS). See more on Sharecare.
Dr. Greenwood's office is located at 120 N Country Rd Port Jefferson, NY 11777. You can find other locations and directions on Sharecare.
Dr. Greenwood is able to speak French. View profile to see all.
Dr. Greenwood provides telehealth services. Please contact the office to determine whether you are eligible.
Dr. Jack Greenwood, MD is affiliated with Stony Brook University Hospital, Mather Hospital and Saint Charles Hospital.
Yes, Dr. Jack Greenwood, MD holds board certification in Neurology with Special Qualification in Child Neurology.
Dr. Jack Greenwood, MD has a star rating of 2.5/5. See more patient feedback on Sharecare.
Hospital Affiliations
- Stony Brook University Hospital
- Mather Hospital
- Saint Charles Hospital
Locations
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Dan M Kass, MD
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Port Jefferson Office
120 N Country Rd, Port Jefferson, NY 11777 (631) 474-0444
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