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

Hospitalist

Christopher Zarraga, DO

Sees patients in Timonium, MD · Maryland

Summary

Christopher Zarraga, DO (Hospitalist) is enrolled with Medicare at 1 practice location in Timonium, MD. NPI 1568858157. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Christopher Zarraga, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
11Years since medical school (graduated 2015)
Philadelphia College Of Osteopathic MedicineMedical school
MaleGender (as listed)
Kaiser Foundation Health Plan of the Mid Atlantic States, IncGroup practice

Quick answers

Where does Christopher Zarraga see patients?
Medicare's clinician data lists 1 practice location in Timonium, MD. Call before your visit to confirm the address.
What is Christopher Zarraga's specialty?
Medicare lists Hospitalist as the primary specialty.
Does Christopher Zarraga accept Medicare assignment?
Yes. Medicare's clinician data says Christopher Zarraga 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 Christopher Zarraga?
(301) 816-2424, as listed in official Medicare / NPI Registry data.
What is Christopher Zarraga's NPI number?
1568858157. 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 Christopher Zarraga is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Kaiser Foundation Health Plan of the Mid Atlantic States, Inc1,899 clinicians in the group

Specialties

Find other Hospitalist doctors in Maryland →

Other hospitalists in Timonium

Clinicians with the same Medicare primary specialty in Timonium, MD — not a recommendation.

All hospitalists in Timonium →

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568858157
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