Quick answers
- Which hospitals does Isabelle C. Le Leannec work at?
- Medicare's official clinician data lists Isabelle C. Le Leannec at 1 hospital: NYU Langone Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Isabelle C. Le Leannec see patients?
- Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
- What is Isabelle C. Le Leannec's specialty?
- Medicare lists Colorectal Surgery (Proctology) as the primary specialty.
- Does Isabelle C. Le Leannec accept Medicare assignment?
- Yes. Medicare's clinician data says Isabelle C. Le Leannec accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Isabelle C. Le Leannec offer telehealth?
- Medicare's clinician data says Isabelle C. Le Leannec offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Isabelle C. Le Leannec?
- (212) 263-7300, as listed in official Medicare / NPI Registry data.
- What is Isabelle C. Le Leannec's NPI number?
- 1124318522. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Isabelle C. Le Leannec works
Medicare's Facility Affiliation Data lists Isabelle C. Le Leannec at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · CCN 330214
Practice locations
Addresses where Isabelle C. Le Leannec is enrolled with Medicare (CMS data updated 2026-10-02).
- 530 1st AveNew York, NY 10016 (212) 263‑7300
Group practices
Medicare enrollment lists Isabelle C. Le Leannec as a member of this group (CMS data updated 2026-10-02).
- New York University6,134 clinicians in the group
Specialties
Find other Colorectal Surgery (Proctology) doctors in New York →
Other colorectal surgeons in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1124318522 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians