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Ophthalmology

Elliot L. Korn, MD

Sees patients in Saint Louis, MO · St Louis, MO · Missouri

Summary

Dr. Elliot L. Korn, MD is an ophthalmologist at 12400 Olive Blvd, Suite 200, Saint Louis, MO 63141. Phone: (314) 567-1856. Accepts Medicare assignment. In 2024, Elliot L. Korn had 303 Original Medicare patients and 1,090 services. NPI 1649267253. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 12400 Olive Blvd, Suite 200, Saint Louis, MO 63141 · Directions (2 more locations)
  • Phone: (314) 567‑1856
  • Medicare: Accepts Medicare assignment
  • Medical school: Saint Louis University School Of Medicine · graduated 1979 (47 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Elliot L. Korn, 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 Elliot L. Korn accept Medicare assignment?
Yes. Medicare's clinician data says Elliot L. Korn 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 Elliot L. Korn see?
In 2024, CMS data shows 303 Original Medicare patients and 1,090 services for Elliot L. Korn. This counts Original Medicare only and measures volume, not quality.
What is Elliot L. Korn's NPI number?
1649267253. 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 Elliot L. Korn, 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 patients303
Services billed to Medicare1,090
Different services or procedures24
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)496 services
  2. Imaging of retina (92134)235 services
  3. Imaging of optic nerve (92133)95 services
  4. Exam of visual field with extended testing (92083)57 services
  5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)48 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 cholesterol75%
  • High blood pressure69%
  • Arthritis46%
  • Diabetes27%
  • Chronic kidney disease20%
  • Ischemic heart disease19%

Practice locations

Addresses where Elliot L. Korn is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Ophthalmology doctors in Missouri →

Other ophthalmologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All ophthalmologists in Saint Louis →

Clinician information

CredentialMD
Medical schoolSaint Louis University School Of Medicine
Graduation year1979 (47 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649267253
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