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Gastroenterology

Samuel Leon, MD

Works at hospitals in Maywood, IL · Illinois

Summary

Samuel Leon, MD (Gastroenterology) is listed by Medicare at 1 hospital in Maywood, IL. NPI 1326010067. 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 Samuel Leon, 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

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
46Years since medical school (graduated 1980)
MaleGender (as listed)
Loyola University Medical CenterGroup practice (+1 more)

Quick answers

Which hospitals does Samuel Leon work at?
Medicare's official clinician data lists Samuel Leon at 1 hospital: Loyola University Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Samuel Leon see patients?
Medicare's clinician data lists 2 practice locations, including Maywood, IL and Bloomington, MN. Call before your visit to confirm the address.
What is Samuel Leon's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Samuel Leon accept Medicare assignment?
Yes. Medicare's clinician data says Samuel Leon 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 Samuel Leon offer telehealth?
Medicare's clinician data says Samuel Leon offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Samuel Leon?
(708) 216-8372, as listed in official Medicare / NPI Registry data.
What is Samuel Leon's NPI number?
1326010067. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Samuel Leon works

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

Group practices

Medicare enrollment lists Samuel Leon as a member of these groups (CMS data updated 2026-10-02).

  • Loyola University Medical Center953 clinicians in the group
  • Mngi Digestive Health PA277 clinicians in the group

Specialties

Find other Gastroenterology doctors in Illinois →

Other gastroenterologists in Maywood

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

All gastroenterologists in Maywood →

Clinician information

CredentialMD
Graduation year1980
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1326010067
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