Takes about two minutes. Only your first name or chosen display name is shown — your email stays private.
In Manhattan, Dr. Thomas U. Marron works as a medical oncologist at Icahn School of Medicine at Mount Sinai.
Medical school: Icahn School of Medicine at Mount Sinai, class of 2012.
The office is at 1 Gustave L Levy Pl, New York, NY 10029; the phone number on record is (212) 731-7650. A second listed location: 10 E 102nd St Tisch Dept of Mount Sinai, New York, NY 10029. 2843 clinicians bill Medicare through Icahn School of Medicine at Mount Sinai, so it is a large group practice rather than a solo office. Dr. Marron accepts Medicare assignment, which means he takes the Medicare-approved amount as full payment for covered services.
Dr. Marron is affiliated with Mount Sinai Hospital.
Dr. Marron at a glance
- Specialty
- Medical oncologist
- Credentials
- MD
- Practice
- Icahn School of Medicine at Mount Sinai
- Address
- 1 Gustave L Levy Pl, New York, NY 10029
- Phone
- (212) 731-7650
- Other locations
- 10 E 102nd St Tisch Dept of Mount Sinai, New York, NY 10029
- Medical school
- Icahn School of Medicine at Mount Sinai (2012)
- Hospital affiliations
- Mount Sinai Hospital
- Medicare assignment
- Accepts
- NPI number
- 1821363029
- NY license no.
- 272727
Reviews here come only from patients. If you've seen Dr. Marron, add yours.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 69 people with traditional Medicare, average age 75
- New York Medicaid
- Enrolled fee-for-service provider since 2017. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- Mount Sinai Hospital
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing oncologists? See 297 in Manhattan or 380 across New York City.
Other oncologists in Manhattan
Dr. Stephanie M. Downs-Canner, MDSurgical Oncologist · Mskcc Surgery GroupNo reviews yetNew York, NY
Dr. Steven B. Maron, MDMedical Oncologist · Memorial Solid Tumor GroupNo reviews yetNew York, NY
Dr. Steven G. Fein, MDHematologist-Oncologist · Weill Medical College of CornellNo reviews yetNew York, NY
Dr. Steven M. Horwitz, MDMedical Oncologist · Memorial Hematology Lymphoma GroupNo reviews yetNew York, NY
Dr. Susan E. Dewolf, MDMedical Oncologist · Memorial Hematology Lymphoma GroupNo reviews yetNew York, NY
Dr. Susan F. Slovin, MDMedical Oncologist · Memorial Solid Tumor GroupNo reviews yetNew York, NYWrite a review
Frequently Asked Questions
With Icahn School of Medicine at Mount Sinai, at 1 Gustave L Levy Pl, New York, NY 10029.
Call the office at (212) 731-7650.
Yes — Dr. Marron accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Mount Sinai Hospital.
Is this your profile?
