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Patients in Bay Shore and around Suffolk County see Dr. Frank Karpowicz, a gastroenterologist, at North Shore-Lij Medical PC.
Medical school: State University of New York Downstate Medical Center, class of 1981.
North Shore-Lij Medical PC's Bay Shore location at 301 E Main St, Bay Shore, NY 11706 is where Dr. Karpowicz sees patients — appointments by phone at (631) 986-3308. 6440 clinicians bill Medicare through North Shore-Lij Medical PC, so it is a large group practice rather than a solo office. For Medicare patients: Dr. Karpowicz accepts assignment.
Dr. Karpowicz is affiliated with Southside Hospital (Northwell Health), North Shore University Hospital and Long Island Jewish Medical Center.
Seen Dr. Karpowicz recently? Share how your visit went.
Dr. Karpowicz at a glance
- Specialty
- Gastroenterologist
- Credentials
- MD
- Practice
- North Shore-Lij Medical PC
- Address
- 301 E Main St, Bay Shore, NY 11706
- Phone
- (631) 986-3308
- Medical school
- State University of New York Downstate Medical Center (1981)
- Hospital affiliations
- Southside Hospital (Northwell Health), North Shore University Hospital, Long Island Jewish Medical Center
- Medicare assignment
- Accepts
- NPI number
- 1134232556
- NY license no.
- 1516611
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 210 people with traditional Medicare, average age 73
- Most common services billed to Medicare
- Diagnostic exam of large bowel using a flexible endoscope
- Biopsy of large bowel using a flexible endoscope
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare
- Procedures on Medicare Care Compare
- Colonoscopy 17 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux 1–10 procedures
- Medicare quality score (MIPS 2024)
- 93 out of 100
- New York Medicaid
- Enrolled fee-for-service provider since 1991. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- Long Island Jewish Medical Center · North Shore University Hospital · 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 gastroenterologists? See 109 across Long Island.
Other gastroenterologists in Long Island
Dr. Gina S. Kwak, MDGastroenterologist · Digestive Healthcare Associates PCNo reviews yetGreat Neck, NY
Dr. Harmit Kalia, DOGastroenterologist · North Shore-Lij Medical PCNo reviews yetNew Hyde Park, NY
Dr. Harold L. Lipsky, MDGastroenterologist · Gastrointestinal Care of Long Island PLLCNo reviews yetFreeport, NY
Dr. Herbert I. Pasternak, MDGastroenterologist · Gastrointestinal Care of Long Island PLLCNo reviews yetMassapequa, NY
Dr. Ian M. Storch, MDGastroenterologist · Gastroenterology Consultants of Long Island PCNo reviews yetNew Hyde Park, NY
Dr. Irving S. Levine, MDGastroenterologist · North Shore Medical Group of the Mount Sinai School of MedicineNo reviews yetBellmore, NYWrite a review
Frequently Asked Questions
With North Shore-Lij Medical PC, at 301 E Main St, Bay Shore, NY 11706.
Call the office at (631) 986-3308.
Yes — Dr. Karpowicz accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Southside Hospital (Northwell Health), North Shore University Hospital and Long Island Jewish Medical Center.
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