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Interventional Cardiology

Phillip A. Horwitz, MD

Works at hospitals in Mount Pleasant, IA · West Burlington, IA · Iowa City, IA · Iowa

Summary

Phillip A. Horwitz, MD (Interventional Cardiology) is listed by Medicare at 4 hospitals in Mount Pleasant, IA, West Burlington, IA and Iowa City, IA. NPI 1124016787. 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 Phillip A. Horwitz, 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

Interventional CardiologyPrimary specialty
YesAccepts Medicare assignment
31Years since medical school (graduated 1995)
Washington University School Of MedicineMedical school
MaleGender (as listed)
State University of IowaGroup practice

Quick answers

Which hospitals does Phillip A. Horwitz work at?
Medicare's official clinician data lists Phillip A. Horwitz at 4 hospitals: Henry County Health Center, Southeast Iowa Regional Medical Center, University of Iowa Health Care Medical Center Down… and University of Iowa Hospital & Clinics. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Phillip A. Horwitz see patients?
Medicare's clinician data lists 1 practice location in Iowa City, IA. Call before your visit to confirm the address.
What is Phillip A. Horwitz's specialty?
Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology) and Internal Medicine.
Does Phillip A. Horwitz accept Medicare assignment?
Yes. Medicare's clinician data says Phillip A. Horwitz 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 Phillip A. Horwitz's NPI number?
1124016787. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Phillip A. Horwitz works

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

Group practices

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

  • State University of Iowa1,897 clinicians in the group

Specialties

Find other Interventional Cardiology doctors in Iowa →

Other interventional cardiologists in Iowa City

Clinicians with the same Medicare primary specialty in Iowa City, IA — not a recommendation.

All interventional cardiologists in Iowa City →

Clinician information

CredentialMD
Medical schoolWashington University School Of Medicine
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1124016787
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