Quick answers
- Which hospitals does Timothy E. Sass work at?
- Medicare's official clinician data lists Timothy E. Sass at 1 hospital: University Medical Center of Princeton at Plainsboro. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy E. Sass see patients?
- Medicare's clinician data lists 1 practice location in Princeton, NJ. Call before your visit to confirm the address.
- What is Timothy E. Sass's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Timothy E. Sass accept Medicare assignment?
- Medicare's clinician data says Timothy E. Sass 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 Timothy E. Sass?
- (609) 921-3362, as listed in official Medicare / NPI Registry data.
- What is Timothy E. Sass's NPI number?
- 1265573166. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy E. Sass works
Medicare's Facility Affiliation Data lists Timothy E. Sass at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ · Acute Care Hospital · CCN 310010
Practice locations
Addresses where Timothy E. Sass is enrolled with Medicare (CMS data updated 2026-10-02).
- 281 Witherspoon St, Suite 130Princeton, NJ 08540 (609) 921‑3362
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Princeton
Clinicians with the same Medicare primary specialty in Princeton, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1265573166 |
| 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