Quick answers
- Which hospitals does Leah I. Kaplan work at?
- Medicare's official clinician data lists Leah I. Kaplan at 1 hospital: Mount Sinai Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leah I. Kaplan see patients?
- Medicare's clinician data lists 2 practice locations, including Astoria, NY and Jackson Heights, NY. Call before your visit to confirm the address.
- What is Leah I. Kaplan's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Leah I. Kaplan accept Medicare assignment?
- Yes. Medicare's clinician data says Leah I. Kaplan 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 Leah I. Kaplan offer telehealth?
- Medicare's clinician data says Leah I. Kaplan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Leah I. Kaplan?
- (718) 808-7777, as listed in official Medicare / NPI Registry data.
- What is Leah I. Kaplan's NPI number?
- 1285291237. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leah I. Kaplan works
Medicare's Facility Affiliation Data lists Leah I. Kaplan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · CCN 330024
Practice locations
Addresses where Leah I. Kaplan is enrolled with Medicare (CMS data updated 2026-10-02).
- 3014 Crescent St, Fl 3Astoria, NY 11102 (718) 808‑7777
- 3712 82nd St, Fl 2Jackson Heights, NY 11372 (718) 879‑1600
Group practices
Medicare enrollment lists Leah I. Kaplan as a member of this group (CMS data updated 2026-10-02).
- North Shore Medical Group of the Mount Sinai School of Medicine331 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in Astoria
Clinicians with the same Medicare primary specialty in Astoria, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1285291237 |
| 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