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Internal Medicine

Mary A. Saunders, MD

Works at hospitals in Springfield, IL · Illinois

Summary

Mary A. Saunders, MD (Internal Medicine) is listed by Medicare at 1 hospital in Springfield, IL. NPI 1255301107. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Mary A. Saunders, 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

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
42Years since medical school (graduated 1984)
University Of North Carolina At Chapel Hill School Of MedicineMedical school
FemaleGender (as listed)

Quick answers

Which hospitals does Mary A. Saunders work at?
Medicare's official clinician data lists Mary A. Saunders at 1 hospital: Memorial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mary A. Saunders see patients?
Medicare's clinician data lists 2 practice locations, including Springfield, IL. Call before your visit to confirm the address.
What is Mary A. Saunders's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Mary A. Saunders accept Medicare assignment?
Medicare's clinician data says Mary A. Saunders may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Mary A. Saunders's NPI number?
1255301107. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mary A. Saunders works

Medicare's Facility Affiliation Data lists Mary A. Saunders 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 Mary A. Saunders is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Springfield

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

All internal medicine doctors in Springfield →

Clinician information

CredentialMD
Medical schoolUniversity Of North Carolina At Chapel Hill School Of Medicine
Graduation year1984
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1255301107
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