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Dr. Jennifer D. Marshak is an obstetrician-gynecologist in Patchogue, New York, practicing with North Shore Hematology Oncology Associates PC.
Key facts
- Specialty
- Obstetrician-gynecologist
- Credentials
- MD
- Practice
- North Shore Hematology Oncology Associates PC
- Address
- 365 E Main St, Patchogue, NY 11772
- Phone
- (631) 751-3000
- Other locations
- 48 Route 25a, Smithtown, NY 11787
- Medical school
- Duke University School of Medicine (1996)
- Hospital affiliations
- John T Mather Memorial Hospital of Port Jefferson, Long Island Community Hospital, Stony Brook University Hospital, North Shore University Hospital
- Medicare assignment
- Accepts
- Telehealth
- Available
- NPI number
- 1750365912
- NY license no.
- 211465
Medical school: Duke University School of Medicine, class of 1996.
The office is at 365 E Main St, Patchogue, NY 11772; the phone number on record is (631) 751-3000. Dr. Marshak is also listed at 48 Route 25a, Smithtown, NY 11787. North Shore Hematology Oncology Associates PC is a large group — 479 clinicians are enrolled with Medicare under it. She accepts Medicare assignment — useful to know if you are on traditional Medicare. Video (telehealth) appointments are listed as an option.
On the hospital side, Dr. Marshak holds affiliations with John T Mather Memorial Hospital of Port Jefferson, Long Island Community Hospital, Stony Brook University Hospital and North Shore University Hospital.
Seen Dr. Marshak recently? Share how your visit went.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 589 people with traditional Medicare, average age 73
- Most common services billed to Medicare
- Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina
- Insertion of needle into vein for collection of blood sample
- Dxa bone density measurement of hip, pelvis, spine
- Procedures on Medicare Care Compare
- Skin biopsy 13 procedures
- Medicare quality score (MIPS 2024)
- 100 out of 100 — reported through the group practice
- New York Medicaid
- Enrolled fee-for-service provider since 2021. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- Good Samaritan Hospital Medical Center · John T Mather Memorial Hospital of Port Jefferson · Long Island Community Hospital · North Shore University Hospital · Stony Brook University Hospital
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing ob-gyns? See 2 in Patchogue or 189 across Long Island.
Other ob-gyns in Long Island
Dr. Lisa Amorin, MDOB-GYN · North Shore-Lij Medical PCNo reviews yetSmithtown, NY
Dr. Lisa M. Rolon, MDOB-GYN · Huntington Hospital Dolan Family Health CenterNo reviews yetHuntington Station, NY
Dr. Louise M. Collins, MDOB-GYN · Meeting House Lane Medical Practice PCNo reviews yetEast Hampton, NY
Dr. Luis A. Bracero, MDOB-GYN · North Shore-Lij Medical PCNo reviews yetHuntington Station, NY
Dr. Maria E. Lockhart, MDOB-GYN · North Shore-Lij Medical PCNo reviews yetHuntington, NY
Dr. Marilena P. Cooperman, MDOB-GYN · North Shore-Lij Medical PCNo reviews yetBay Shore, NYWrite a review
Frequently Asked Questions
With North Shore Hematology Oncology Associates PC, at 365 E Main St, Patchogue, NY 11772.
Call the office at (631) 751-3000.
Yes — Dr. Marshak accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
John T Mather Memorial Hospital of Port Jefferson, Long Island Community Hospital, Stony Brook University Hospital and North Shore University Hospital.
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