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Internal Medicine

Rey A. Sriaroon, MD

Works at hospitals in Naperville, IL · Hobart, IN · Chicago, IL · Illinois, Indiana

Summary

Rey A. Sriaroon, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Naperville, IL, Hobart, IN and Chicago, IL. NPI 1407199003. 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 Rey A. Sriaroon, 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
YesAccepts Medicare assignment
13Years since medical school (graduated 2013)
MaleGender (as listed)
Endeavor Health Medical GroupGroup practice (+1 more)

Quick answers

Which hospitals does Rey A. Sriaroon work at?
Medicare's official clinician data lists Rey A. Sriaroon at 3 hospitals: Edward Hospital, St Mary Medical Center Inc and Swedish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Rey A. Sriaroon see patients?
Medicare's clinician data lists 2 practice locations, including Hobart, IN and Elmhurst, IL. Call before your visit to confirm the address.
What is Rey A. Sriaroon's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Rey A. Sriaroon accept Medicare assignment?
Yes. Medicare's clinician data says Rey A. Sriaroon 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 Rey A. Sriaroon?
(219) 942-0551, as listed in official Medicare / NPI Registry data.
What is Rey A. Sriaroon's NPI number?
1407199003. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Rey A. Sriaroon works

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

Group practices

Medicare enrollment lists Rey A. Sriaroon as a member of these groups (CMS data updated 2026-10-02).

  • Endeavor Health Medical Group3,350 clinicians in the group
  • 24 on Physician Partners PC32 clinicians in the group

Specialties

Find other Internal Medicine doctors in Indiana →

Other internal medicine doctors in Hobart

Clinicians with the same Medicare primary specialty in Hobart, IN — not a recommendation.

All internal medicine doctors in Hobart →

Clinician information

CredentialMD
Graduation year2013
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407199003
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