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Diagnostic Radiology

James Larsen, MD

Works at hospitals in Dover, DE · Newark, DE · Johnson City, TN … · Delaware, Tennessee

Summary

James Larsen, MD (Diagnostic Radiology) is listed by Medicare at 5 hospitals in Dover, DE, Newark, DE and Johnson City, TN and other places. NPI 1366767352. 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 James Larsen, 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

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
16Years since medical school (graduated 2010)
University Of Nevada School Of MedicineMedical school
MaleGender (as listed)
Christiana Care Health Services IncGroup practice (+5 more)

Quick answers

Which hospitals does James Larsen work at?
Medicare's official clinician data lists James Larsen at 5 hospitals: Bayhealth Medical Center, Kent Campus, Christiana Hospital, Johnson City Medical Center, Wellmont Bristol Regional Medical Center and Wellmont Holston Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James Larsen see patients?
Medicare's clinician data lists 13 practice locations, including Bristol, TN, Lynchburg, VA and Lubbock, TX. Call before your visit to confirm the address.
What is James Larsen's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does James Larsen accept Medicare assignment?
Yes. Medicare's clinician data says James Larsen 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 James Larsen?
(423) 844-2200, as listed in official Medicare / NPI Registry data.
What is James Larsen's NPI number?
1366767352. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James Larsen works

Medicare's Facility Affiliation Data lists James Larsen 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 James Larsen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 13; the Medicare profile lists all.

Group practices

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

  • Christiana Care Health Services Inc1,483 clinicians in the group
  • Mercy Health System Corporation753 clinicians in the group
  • Rockford Health Physicians521 clinicians in the group
  • Lubbock County Hospital District97 clinicians in the group
  • Central Valley Community Medical Imaging96 clinicians in the group
  • Bayhealth Radiologists LLC92 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Tennessee →

Other radiologists in Bristol

Clinicians with the same Medicare primary specialty in Bristol, TN — not a recommendation.

All radiologists in Bristol →

Clinician information

CredentialMD
Medical schoolUniversity Of Nevada School Of Medicine
Graduation year2010
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1366767352
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