Quick answers
- Where does William Schlesinger see patients?
- Medicare's clinician data lists 1 practice location in Jericho, NY. Call before your visit to confirm the address.
- What is William Schlesinger's specialty?
- Medicare lists Anesthesiology as the primary specialty, and also Pain Management.
- Does William Schlesinger accept Medicare assignment?
- Yes. Medicare's clinician data says William Schlesinger 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 William Schlesinger offer telehealth?
- Medicare's clinician data says William Schlesinger offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for William Schlesinger?
- (516) 487-9140, as listed in official Medicare / NPI Registry data.
- What is William Schlesinger's NPI number?
- 1811921307. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where William Schlesinger is enrolled with Medicare (CMS data updated 2026-10-02).
- 366 N BroadwayJericho, NY 11753 (516) 487‑9140
Specialties
- Anesthesiologyprimary
- Pain Managementalso
Other anesthesiologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1811921307 |
| 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
- 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