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Diagnostic Radiology

Frederick W. Dreyer Iii, MD

Works at hospitals in Columbia, SC · Simpsonville, SC · Sumter, SC · South Carolina

Summary

Frederick W. Dreyer Iii, MD (Diagnostic Radiology) is listed by Medicare at 5 hospitals in Columbia, SC, Simpsonville, SC and Sumter, SC. NPI 1639161128. 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 Frederick W. Dreyer Iii, 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
35Years since medical school (graduated 1991)
University Of Miami, Lm Miller School Of MedicineMedical school
MaleGender (as listed)
Prisma Health University Medical GroupGroup practice (+1 more)

Quick answers

Which hospitals does Frederick W. Dreyer Iii work at?
Medicare's official clinician data lists Frederick W. Dreyer Iii at 5 hospitals: Prisma Health Baptist, Prisma Health Baptist Parkridge, Prisma Health Hillcrest Hospital, Prisma Health Richland Hospital and Prisma Health Tuomey Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Frederick W. Dreyer Iii see patients?
Medicare's clinician data lists 3 practice locations, including Greenville, SC and Columbia, SC. Call before your visit to confirm the address.
What is Frederick W. Dreyer Iii's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Frederick W. Dreyer Iii accept Medicare assignment?
Yes. Medicare's clinician data says Frederick W. Dreyer Iii 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 Frederick W. Dreyer Iii?
(864) 522-1800, as listed in official Medicare / NPI Registry data.
What is Frederick W. Dreyer Iii's NPI number?
1639161128. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Frederick W. Dreyer Iii works

Medicare's Facility Affiliation Data lists Frederick W. Dreyer Iii 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 Frederick W. Dreyer Iii is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Frederick W. Dreyer Iii as a member of these groups (CMS data updated 2026-10-02).

  • Prisma Health University Medical Group2,493 clinicians in the group
  • Leconte Radiology PC30 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in South Carolina →

Other radiologists in Greenville

Clinicians with the same Medicare primary specialty in Greenville, SC — not a recommendation.

All radiologists in Greenville →

Clinician information

CredentialMD
Medical schoolUniversity Of Miami, Lm Miller School Of Medicine
Graduation year1991
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639161128
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