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Dr. Erdal C. Gursoy, an internal medicine physician based in Lake Ronkonkoma, NY, practices with Ismail Ozcan MD PC.
You'll find Dr. Gursoy at 122 Portion Rd, Lake Ronkonkoma, NY 11779. Call (631) 588-6665 to schedule. He accepts Medicare assignment — useful to know if you are on traditional Medicare.
Practice details
- Specialty
- Internal medicine physician
- Credentials
- MD
- Practice
- Ismail Ozcan MD PC
- Address
- 122 Portion Rd, Lake Ronkonkoma, NY 11779
- Phone
- (631) 588-6665
- Medicare assignment
- Accepts
- NPI number
- 1396846929
Your review of Dr. Gursoy — wait times, how well things were explained, how you were treated — helps other patients decide.
Medicare, Medicaid and hospitals
- New York Medicaid
- Enrolled fee-for-service provider since 2025. Medicaid managed-care plans keep their own networks, so check with your plan.
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Frequently Asked Questions
With Ismail Ozcan MD PC, at 122 Portion Rd, Lake Ronkonkoma, NY 11779.
Call the office at (631) 588-6665.
Yes — Dr. Gursoy accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
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