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Internal Medicine

Mark A. Jarosz, DO

Sees patients in Dublin, OH · Ohio

Summary

Mark A. Jarosz, DO (Internal Medicine) is enrolled with Medicare at 1 practice location in Dublin, OH. NPI 1164116844. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Mark A. Jarosz, 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

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
Des Moines University Of Osteopathic Medicine And Health SciencesMedical school
MaleGender (as listed)

Quick answers

Where does Mark A. Jarosz see patients?
Medicare's clinician data lists 1 practice location in Dublin, OH. Call before your visit to confirm the address.
What is Mark A. Jarosz's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Mark A. Jarosz accept Medicare assignment?
Medicare's clinician data says Mark A. Jarosz may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Mark A. Jarosz's NPI number?
1164116844. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Mark A. Jarosz is enrolled with Medicare (CMS data updated 2026-10-02).

  • PO Box, Suite 7527Dublin, OH 43017

Specialties

Find other Internal Medicine doctors in Ohio →

Other internal medicine doctors in Dublin

Clinicians with the same Medicare primary specialty in Dublin, OH — not a recommendation.

All internal medicine doctors in Dublin →

Clinician information

CredentialDO
Medical schoolDes Moines University Of Osteopathic Medicine And Health Sciences
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1164116844
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians