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Internal Medicine

Paul H. Guerin

Works at hospitals in Decatur, IL · Springfield, IL · Illinois

Summary

Paul H. Guerin is an internal medicine doctor at 751 N Rutledge St, Springfield, IL 62702. Phone: (217) 545-8000. Accepts Medicare assignment. NPI 1205458270. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 751 N Rutledge St, Springfield, IL 62702 · Directions
  • Phone: (217) 545‑8000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Decatur Memorial Hospital, Memorial Medical Center
  • Group practice: SIU Physicians and Surgeons Inc
  • Medical school: Lincoln Memorial University Medical Department · graduated 2020 (6 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Paul H. Guerin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Paul H. Guerin accept Medicare assignment?
Yes. Medicare's clinician data says Paul H. Guerin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Paul H. Guerin's NPI number?
1205458270. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Paul H. Guerin works

Medicare's Facility Affiliation Data lists Paul H. Guerin at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Paul H. Guerin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Paul H. Guerin as a member of this group (CMS data updated October 2, 2026).

  • SIU Physicians and Surgeons Inc314 clinicians in the group

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 →

Other clinicians in SIU Physicians and Surgeons Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

Medical schoolLincoln Memorial University Medical Department
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1205458270
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians