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Dr. George N. Coritsidis is an internal medicine physician in Port Jefferson, New York, practicing with John T Mather Memorial Hospital.
Quick facts
- Specialty
- Internal medicine physician
- Credentials
- MD
- Practice
- John T Mather Memorial Hospital
- Address
- 75 N Country Rd, Port Jefferson, NY 11777
- Phone
- (631) 473-1320
- Medical school
- State University of New York Upstate Medical University (1983)
- Hospital affiliations
- John T Mather Memorial Hospital of Port Jefferson, Southside Hospital (Northwell Health)
- Medicare assignment
- Accepts
- NPI number
- 1003855610
- NY license no.
- 163705
Dr. Coritsidis earned his medical degree at State University of New York Upstate Medical University in 1983 — 43 years ago.
John T Mather Memorial Hospital's Port Jefferson location at 75 N Country Rd, Port Jefferson, NY 11777 is where Dr. Coritsidis sees patients — appointments by phone at (631) 473-1320. Dr. Coritsidis accepts Medicare assignment, which means he takes the Medicare-approved amount as full payment for covered services.
Hospital affiliations on file with Medicare: John T Mather Memorial Hospital of Port Jefferson and Southside Hospital (Northwell Health).
Your review of Dr. Coritsidis — wait times, how well things were explained, how you were treated — helps other patients decide.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 95 people with traditional Medicare, average age 72
- New York Medicaid
- Enrolled fee-for-service provider since 1994. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- John T Mather Memorial Hospital of Port Jefferson · Southside Hospital (Northwell Health)
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing internists? See 6 in Port Jefferson or 206 across Long Island.
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Frequently Asked Questions
With John T Mather Memorial Hospital, at 75 N Country Rd, Port Jefferson, NY 11777.
Call the office at (631) 473-1320.
Yes — Dr. Coritsidis accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
John T Mather Memorial Hospital of Port Jefferson and Southside Hospital (Northwell Health).
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