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Pathology

Paul A. Kay, MD

Works at hospitals in O Fallon, IL · Effingham, IL · Springfield, IL … · Illinois

Summary

Paul A. Kay, MD (Pathology) is listed by Medicare at 5 hospitals in O Fallon, IL, Effingham, IL and Springfield, IL and other places. NPI 1780611566. 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 Paul A. Kay, 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

PathologyPrimary specialty
YesAccepts Medicare assignment
31Years since medical school (graduated 1995)
Mayo Medical SchoolMedical school
MaleGender (as listed)
Associated Pathologists LtdGroup practice

Quick answers

Which hospitals does Paul A. Kay work at?
Medicare's official clinician data lists Paul A. Kay at 5 hospitals: HSHS St Elizabeth's Hospital, St Anthonys Memorial Hospital, St Johns Hospital, St Josephs Hospital and St Marys Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Paul A. Kay see patients?
Medicare's clinician data lists 4 practice locations, including Highland, IL, Decatur, IL and Effingham, IL. Call before your visit to confirm the address.
What is Paul A. Kay's specialty?
Medicare lists Pathology as the primary specialty.
Does Paul A. Kay accept Medicare assignment?
Yes. Medicare's clinician data says Paul A. Kay 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 Paul A. Kay?
(618) 651-2600, as listed in official Medicare / NPI Registry data.
What is Paul A. Kay's NPI number?
1780611566. 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 A. Kay works

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

Group practices

Medicare enrollment lists Paul A. Kay as a member of this group (CMS data updated 2026-10-02).

  • Associated Pathologists Ltd10 clinicians in the group

Specialties

Find other Pathology doctors in Illinois →

Other pathologists in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

All pathologists in Illinois →

Clinician information

CredentialMD
Medical schoolMayo Medical School
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780611566
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