Quick answers
- Where does Bill N. Tsu see patients?
- Medicare's clinician data lists 1 practice location in West Islip, NY. Call before your visit to confirm the address.
- What is Bill N. Tsu's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Bill N. Tsu accept Medicare assignment?
- Medicare's clinician data says Bill N. Tsu may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Bill N. Tsu?
- (631) 849-1050, as listed in official Medicare / NPI Registry data.
- What is Bill N. Tsu's NPI number?
- 1194883082. 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 Bill N. Tsu is enrolled with Medicare (CMS data updated 2026-10-02).
- 471 Montauk HwyWest Islip, NY 11795 (631) 849‑1050
Group practices
Medicare enrollment lists Bill N. Tsu as a member of this group (CMS data updated 2026-10-02).
- Suffolk Anesthesia Services PLLC4 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in West Islip
Clinicians with the same Medicare primary specialty in West Islip, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1194883082 |
| 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