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Family Practice

Erynn E. Elleby, MD

Works at hospitals in O Fallon, IL · Belleville, IL · Springfield, IL … · Illinois

Summary

Erynn E. Elleby, MD (Family Practice) is listed by Medicare at 4 hospitals in O Fallon, IL, Belleville, IL and Springfield, IL and other places. NPI 1881033710. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Erynn E. Elleby, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
14Years since medical school (graduated 2012)
FemaleGender (as listed)
HSHS Medical Group IncGroup practice

Quick answers

Which hospitals does Erynn E. Elleby work at?
Medicare's official clinician data lists Erynn E. Elleby at 4 hospitals: HSHS St Elizabeth's Hospital, Memorial Hospital, St Johns Hospital and St Josephs Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Erynn E. Elleby see patients?
Medicare's clinician data lists 1 practice location in Shiloh, IL. Call before your visit to confirm the address.
What is Erynn E. Elleby's specialty?
Medicare lists Family Practice as the primary specialty.
Does Erynn E. Elleby accept Medicare assignment?
Yes. Medicare's clinician data says Erynn E. Elleby 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.
Does Erynn E. Elleby offer telehealth?
Medicare's clinician data says Erynn E. Elleby offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Erynn E. Elleby?
(618) 641-9011, as listed in official Medicare / NPI Registry data.
What is Erynn E. Elleby's NPI number?
1881033710. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Erynn E. Elleby works

Medicare's Facility Affiliation Data lists Erynn E. Elleby at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Erynn E. Elleby is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Erynn E. Elleby as a member of this group (CMS data updated 2026-10-02).

  • HSHS Medical Group Inc219 clinicians in the group

Specialties

Find other Family Practice doctors in Illinois →

Other family doctors in Shiloh

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

All family doctors in Shiloh →

Clinician information

CredentialMD
Graduation year2012
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1881033710
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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