Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Optometry

Erin Szklarski, OD

Sees patients in Downers Grove, IL · Aurora, IL · Illinois

Summary

Dr. Erin Szklarski, OD is an optometrist at 145 Ogden Ave, Downers Grove, IL 60515. Phone: (630) 749-2020. Accepts Medicare assignment. In 2024, Erin Szklarski had 30 Original Medicare patients and 31 services. NPI 1164536298. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 145 Ogden Ave, Downers Grove, IL 60515 · Directions (1 more location)
  • Phone: (630) 749‑2020
  • Medicare: Accepts Medicare assignment
  • Group practice: Rosin Optical Co Inc
  • Optometry school: Illinois College Of Optometry At Chicago · graduated 2005 (21 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Erin Szklarski, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Erin Szklarski accept Medicare assignment?
Yes. Medicare's clinician data says Erin Szklarski accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Erin Szklarski see?
In 2024, CMS data shows 30 Original Medicare patients and 31 services for Erin Szklarski. This counts Original Medicare only and measures volume, not quality.
What is Erin Szklarski's NPI number?
1164536298. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Erin Szklarski, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients30
Services billed to Medicare31
Different services or procedures6
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient complete exam of visual system (92014)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure70%
  • High cholesterol63%
  • Arthritis50%
  • Diabetes37%
  • Ischemic heart disease37%

Practice locations

Addresses where Erin Szklarski is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Erin Szklarski as a member of this group (CMS data updated October 2, 2026).

  • Rosin Optical Co Inc51 clinicians in the group

Specialties

Find other clinicians: Optometry, Illinois →

Other optometrists in Downers Grove

Clinicians with the same Medicare primary specialty in Downers Grove, IL — not a recommendation.

All optometrists in Downers Grove →

Other clinicians in Rosin Optical Co Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOD
Optometry schoolIllinois College Of Optometry At Chicago
Graduation year2005 (21 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1164536298
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians