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Radiation Oncology

Monica Chelius, MD

Works at hospitals in Newark, DE · Elkton, MD · Delaware, Maryland

Summary

Monica Chelius, MD (Radiation Oncology) is listed by Medicare at 2 hospitals in Newark, DE and Elkton, MD. NPI 1780203463. 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 Monica Chelius, 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

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
6Years since medical school (graduated 2020)
Geisel School Of Medicine At DartmouthMedical school
FemaleGender (as listed)
Christiana Care Pennsylvania IncGroup practice (+1 more)

Quick answers

Which hospitals does Monica Chelius work at?
Medicare's official clinician data lists Monica Chelius at 2 hospitals: Christiana Hospital and Union Hospital of Cecil County. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Monica Chelius see patients?
Medicare's clinician data lists 3 practice locations, including Chadds Ford, PA, Broomall, PA and Newark, DE. Call before your visit to confirm the address.
What is Monica Chelius's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does Monica Chelius accept Medicare assignment?
Yes. Medicare's clinician data says Monica Chelius 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 Monica Chelius?
(610) 361-1170, as listed in official Medicare / NPI Registry data.
What is Monica Chelius's NPI number?
1780203463. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Monica Chelius works

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

Group practices

Medicare enrollment lists Monica Chelius as a member of these groups (CMS data updated 2026-10-02).

  • Christiana Care Pennsylvania Inc177 clinicians in the group
  • Radiation Oncologists, PA12 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Pennsylvania →

Other radiation oncologists in Chadds Ford

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

All radiation oncologists in Chadds Ford →

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780203463
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