Quick answers
- Where does Catherine C. Sajn see patients?
- Medicare's clinician data lists 2 practice locations, including Lemont, IL and New Lenox, IL. Call before your visit to confirm the address.
- What is Catherine C. Sajn's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Catherine C. Sajn accept Medicare assignment?
- Yes. Medicare's clinician data says Catherine C. Sajn 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 Catherine C. Sajn?
- (815) 485-2727, as listed in official Medicare / NPI Registry data.
- What is Catherine C. Sajn's NPI number?
- 1679706311. 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 Catherine C. Sajn is enrolled with Medicare (CMS data updated 2026-10-02).
- 15900 W 127th St, Suite 200Lemont, IL 60439 (815) 485‑2727
- 1870 Silver Cross Blvd, Suite 110New Lenox, IL 60451 (815) 485‑2727
Group practices
Medicare enrollment lists Catherine C. Sajn as a member of this group (CMS data updated 2026-10-02).
- Advanced Eye Care SC6 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Lemont
Clinicians with the same Medicare primary specialty in Lemont, IL — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Illinois College Of Optometry At Chicago |
| Graduation year | 2009 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679706311 |
| 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