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Optometry

John Stewart, OD

Sees patients in Greer, SC · South Carolina

Summary

John Stewart, OD (Optometry) is enrolled with Medicare at 1 practice location in Greer, SC. NPI 1386612315. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about John Stewart, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

OptometryPrimary specialty
YesAccepts Medicare assignment
33Years since medical school (graduated 1993)
Illinois College Of Optometry At ChicagoMedical school
MaleGender (as listed)

Quick answers

Where does John Stewart see patients?
Medicare's clinician data lists 1 practice location in Greer, SC. Call before your visit to confirm the address.
What is John Stewart's specialty?
Medicare lists Optometry as the primary specialty.
Does John Stewart accept Medicare assignment?
Yes. Medicare's clinician data says John Stewart 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 John Stewart?
(864) 848-4808, as listed in official Medicare / NPI Registry data.
What is John Stewart's NPI number?
1386612315. 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 John Stewart is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other clinicians: Optometry, South Carolina →

Other optometrists in Greer

Clinicians with the same Medicare primary specialty in Greer, SC — not a recommendation.

All optometrists in Greer →

Clinician information

CredentialOD
Medical schoolIllinois College Of Optometry At Chicago
Graduation year1993
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1386612315
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 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians