Quick answers
- Which hospitals does Timothy P. Leddy work at?
- Medicare's official clinician data lists Timothy P. Leddy at 3 hospitals: Robert Wood Johnson University Hospital - Somerset…, Saint Peter's University Hospital and University Medical Center of Princeton at Plainsboro. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy P. Leddy see patients?
- Medicare's clinician data lists 2 practice locations, including Somerset, NJ and Princeton, NJ. Call before your visit to confirm the address.
- What is Timothy P. Leddy's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Timothy P. Leddy accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy P. Leddy 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.
- What is the phone number for Timothy P. Leddy?
- (732) 537-0909, as listed in official Medicare / NPI Registry data.
- What is Timothy P. Leddy's NPI number?
- 1538164496. 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 P. Leddy works
Medicare's Facility Affiliation Data lists Timothy P. Leddy at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Robert Wood Johnson University Hospital - Somerset…Somerville, NJ · Acute Care Hospital · CCN 310048
- Saint Peter's University HospitalNew Brunswick, NJ · Acute Care Hospital · CCN 310070
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ · Acute Care Hospital · CCN 310010
Practice locations
Addresses where Timothy P. Leddy is enrolled with Medicare (CMS data updated 2026-10-02).
- 2 Worlds Fair Dr, University Orthopaedic AssociatesSomerset, NJ 08873 (732) 537‑0909
- 211 N Harrison St, University Orthopaedic AssociatesPrinceton, NJ 08540 (609) 683‑7800
Group practices
Medicare enrollment lists Timothy P. Leddy as a member of this group (CMS data updated 2026-10-02).
- Orthonj LLC304 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Somerset
Clinicians with the same Medicare primary specialty in Somerset, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538164496 |
| 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