Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Caroline A. Casey, MD

Works at hospitals in Downers Grove, IL · Naperville, IL · Elmhurst, IL · Illinois

Summary

Caroline A. Casey, MD (Obstetrics/Gynecology) is listed by Medicare at 3 hospitals in Downers Grove, IL, Naperville, IL and Elmhurst, IL. NPI 1265422844. 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 Caroline A. Casey, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
35Years since medical school (graduated 1991)
Rush Medical College Of Rush UniversityMedical school
FemaleGender (as listed)
Advocate Health and Hospitals CorporationGroup practice

Quick answers

Which hospitals does Caroline A. Casey work at?
Medicare's official clinician data lists Caroline A. Casey at 3 hospitals: Advocate Good Samaritan Hospital, Edward Hospital and Elmhurst Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Caroline A. Casey see patients?
Medicare's clinician data lists 5 practice locations, including Buffalo Grove, IL, Elmhurst, IL and Downers Grove, IL. Call before your visit to confirm the address.
What is Caroline A. Casey's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Caroline A. Casey accept Medicare assignment?
Yes. Medicare's clinician data says Caroline A. Casey 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 Caroline A. Casey?
(847) 459-1160, as listed in official Medicare / NPI Registry data.
What is Caroline A. Casey's NPI number?
1265422844. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Caroline A. Casey works

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

Group practices

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

  • Advocate Health and Hospitals Corporation3,118 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Illinois →

Other OB-GYNs in Buffalo Grove

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

All OB-GYNs in Buffalo Grove →

Clinician information

CredentialMD
Medical schoolRush Medical College Of Rush University
Graduation year1991
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265422844
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