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Diagnostic Radiology

Stephen S. Johnston, MD

Works at hospitals in Nashville, TN · Monroe, LA · Baton Rouge, LA … · Tennessee, Louisiana, North Carolina

Summary

Stephen S. Johnston, MD (Diagnostic Radiology) is listed by Medicare at 5 hospitals in Nashville, TN, Monroe, LA and Baton Rouge, LA and other places. NPI 1730525841. 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 Stephen S. Johnston, 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
13Years since medical school (graduated 2013)
University Of Arizona College Of MedicineMedical school
MaleGender (as listed)
UNC Physicians Network LLCGroup practice (+5 more)

Quick answers

Which hospitals does Stephen S. Johnston work at?
Medicare's official clinician data lists Stephen S. Johnston at 5 hospitals: Ascension Saint Thomas Hospital, Fmol Health St Francis, Our Lady of the Lake Regional Medical Center, Richardson Medical Center and UNC Health Nash. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Stephen S. Johnston see patients?
Medicare's clinician data lists 20 practice locations, including Kinder, LA, Wetumpka, AL and Gilbert, AZ. Call before your visit to confirm the address.
What is Stephen S. Johnston's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Stephen S. Johnston accept Medicare assignment?
Yes. Medicare's clinician data says Stephen S. Johnston 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 Stephen S. Johnston?
(337) 738-2527, as listed in official Medicare / NPI Registry data.
What is Stephen S. Johnston's NPI number?
1730525841. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Stephen S. Johnston works

Medicare's Facility Affiliation Data lists Stephen S. Johnston 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 Stephen S. Johnston is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 20; the Medicare profile lists all.

Group practices

Medicare enrollment lists Stephen S. Johnston as a member of these groups (CMS data updated 2026-10-02).

  • UNC Physicians Network LLC998 clinicians in the group
  • Concord Radiology PLLC225 clinicians in the group
  • Peterson Medical Associates191 clinicians in the group
  • ER Physician Group at Jackson Hospital154 clinicians in the group
  • Ivy Creek of Elmore LLC102 clinicians in the group
  • Radiology Associates LLC83 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Louisiana →

Other radiologists in Kinder

Clinicians with the same Medicare primary specialty in Kinder, LA — not a recommendation.

All radiologists in Kinder →

Clinician information

CredentialMD
Medical schoolUniversity Of Arizona College Of Medicine
Graduation year2013
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1730525841
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