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Obstetrics/Gynecology

Megan E. Sauer, DO

Works at hospitals in Alton, IL · Saint Louis, MO · Illinois, Missouri

Summary

Megan E. Sauer, DO (Obstetrics/Gynecology) is listed by Medicare at 2 hospitals in Alton, IL and Saint Louis, MO. NPI 1144753237. 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 Megan E. Sauer, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
9Years since medical school (graduated 2017)
FemaleGender (as listed)
Fairview Heights Medical Group SCGroup practice

Quick answers

Which hospitals does Megan E. Sauer work at?
Medicare's official clinician data lists Megan E. Sauer at 2 hospitals: Alton Memorial Hospital and Christian Hospital Northeast. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Megan E. Sauer see patients?
Medicare's clinician data lists 3 practice locations, including Alton, IL and Edwardsville, IL. Call before your visit to confirm the address.
What is Megan E. Sauer's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Megan E. Sauer accept Medicare assignment?
Yes. Medicare's clinician data says Megan E. Sauer 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 Megan E. Sauer?
(618) 463-7240, as listed in official Medicare / NPI Registry data.
What is Megan E. Sauer's NPI number?
1144753237. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Megan E. Sauer works

Medicare's Facility Affiliation Data lists Megan E. Sauer 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 Megan E. Sauer is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Fairview Heights Medical Group SC444 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Illinois →

Other OB-GYNs in Alton

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

All OB-GYNs in Alton →

Clinician information

CredentialDO
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1144753237
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