Quick answers
- Which hospitals does Abraham N. Katz work at?
- Medicare's official clinician data lists Abraham N. Katz at 4 hospitals: Advocate Condell Medical Center, Advocate Good Shepherd Hospital, Advocate Sherman Hospital and Alexian Brothers Medical Center 1. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Abraham N. Katz see patients?
- Medicare's clinician data lists 2 practice locations, including Barrington, IL and Oak Lawn, IL. Call before your visit to confirm the address.
- What is Abraham N. Katz's specialty?
- Medicare lists Cardiac Surgery as the primary specialty, and also Thoracic Surgery.
- Does Abraham N. Katz accept Medicare assignment?
- Yes. Medicare's clinician data says Abraham N. Katz 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 Abraham N. Katz?
- (847) 816-3000, as listed in official Medicare / NPI Registry data.
- What is Abraham N. Katz's NPI number?
- 1275951774. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Abraham N. Katz works
Medicare's Facility Affiliation Data lists Abraham N. Katz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Condell Medical CenterLibertyville, IL · Acute Care Hospital · CCN 140202
- Advocate Good Shepherd HospitalBarrington, IL · Acute Care Hospital · CCN 140291
- Advocate Sherman HospitalElgin, IL · Acute Care Hospital · CCN 140030
- Alexian Brothers Medical Center 1Elk Grove Village, IL · Acute Care Hospital · CCN 140258
Practice locations
Addresses where Abraham N. Katz is enrolled with Medicare (CMS data updated 2026-10-02).
- 27750 W Hwy 22, Suite 100Barrington, IL 60010 (847) 816‑3000
- 4400 W 95th St, Suite 308Oak Lawn, IL 60453 (708) 346‑4040
Group practices
Medicare enrollment lists Abraham N. Katz as a member of this group (CMS data updated 2026-10-02).
- Cardiothoracic and Vascular Surgical Associates S C48 clinicians in the group
Specialties
- Cardiac Surgeryprimary
- Thoracic Surgeryalso
Other cardiac surgeons in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275951774 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians