Quick answers
- Which hospitals does Andrew O. Lewicky work at?
- Medicare's official clinician data lists Andrew O. Lewicky at 1 hospital: Advocate Illinois Masonic Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew O. Lewicky see patients?
- Medicare's clinician data lists 2 practice locations, including Chicago, IL. Call before your visit to confirm the address.
- What is Andrew O. Lewicky's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Andrew O. Lewicky accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew O. Lewicky 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 Andrew O. Lewicky?
- (773) 282-2000, as listed in official Medicare / NPI Registry data.
- What is Andrew O. Lewicky's NPI number?
- 1407893449. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew O. Lewicky works
Medicare's Facility Affiliation Data lists Andrew O. Lewicky at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Illinois Masonic Medical CenterChicago, IL · Acute Care Hospital · CCN 140182
Practice locations
Addresses where Andrew O. Lewicky is enrolled with Medicare (CMS data updated 2026-10-02).
- 5086 N Elston AveChicago, IL 60630 (773) 282‑2000
- 836 W Wellington AveChicago, IL 60657 (773) 296‑8000
Group practices
Medicare enrollment lists Andrew O. Lewicky as a member of this group (CMS data updated 2026-10-02).
- Ocular Partners PLLC20 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 1970 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1407893449 |
| 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