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

Interventional Cardiology

Mark Kozak, MD

Works at hospitals in Hershey, PA · Pennsylvania

Summary

Mark Kozak, MD (Interventional Cardiology) is listed by Medicare at 1 hospital in Hershey, PA. NPI 1477501146. 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 Mark Kozak, 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
42Years since medical school (graduated 1984)
Johns Hopkins University School Of MedicineMedical school
MaleGender (as listed)
The Milton S Hershey Medical Center Physicians GroupGroup practice

Quick answers

Which hospitals does Mark Kozak work at?
Medicare's official clinician data lists Mark Kozak at 1 hospital: Milton S Hershey Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mark Kozak see patients?
Medicare's clinician data lists 1 practice location in Hershey, PA. Call before your visit to confirm the address.
What is Mark Kozak's specialty?
Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
Does Mark Kozak accept Medicare assignment?
Yes. Medicare's clinician data says Mark Kozak 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 Mark Kozak?
(717) 531-8395, as listed in official Medicare / NPI Registry data.
What is Mark Kozak's NPI number?
1477501146. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mark Kozak works

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

Group practices

Medicare enrollment lists Mark Kozak as a member of this group (CMS data updated 2026-10-02).

  • The Milton S Hershey Medical Center Physicians Group1,623 clinicians in the group

Specialties

Find other Interventional Cardiology doctors in Pennsylvania →

Other interventional cardiologists in Hershey

Clinicians with the same Medicare primary specialty in Hershey, PA — not a recommendation.

All interventional cardiologists in Hershey →

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year1984
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477501146
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