Quick answers
- Where does Stuart M. Lonsk see patients?
- Medicare's clinician data lists 1 practice location in Elizabeth, NJ. Call before your visit to confirm the address.
- What is Stuart M. Lonsk's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Stuart M. Lonsk accept Medicare assignment?
- Yes. Medicare's clinician data says Stuart M. Lonsk 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 Stuart M. Lonsk?
- (908) 355-0478, as listed in official Medicare / NPI Registry data.
- What is Stuart M. Lonsk's NPI number?
- 1053314658. 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 Stuart M. Lonsk is enrolled with Medicare (CMS data updated 2026-10-02).
- 240 Williamson St 5th Fl, 505 Associated Eye PhysiciansElizabeth, NJ 07202 (908) 355‑0478
Group practices
Medicare enrollment lists Stuart M. Lonsk as a member of this group (CMS data updated 2026-10-02).
- Alessandra Bertolucci MD LLC7 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Elizabeth
Clinicians with the same Medicare primary specialty in Elizabeth, NJ — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pennsylvania College Of Optometry |
| Graduation year | 1972 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1053314658 |
| 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