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Diagnostic Radiology

Rachael L. Guillory, MD

Works at hospitals in Kaplan, LA · Crowley, LA · Lafayette, LA … · Louisiana

Summary

Dr. Rachael L. Guillory, MD is a radiologist at 1202 S Tyler St, Covington, LA 70433. Phone: (985) 898-4000. Accepts Medicare assignment. In 2024, Rachael L. Guillory had 2,978 Original Medicare patients and 5,465 services. NPI 1982946562. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Rachael L. Guillory, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Rachael L. Guillory accept Medicare assignment?
Yes. Medicare's clinician data says Rachael L. Guillory accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Rachael L. Guillory see?
In 2024, CMS data shows 2,978 Original Medicare patients and 5,465 services for Rachael L. Guillory. This counts Original Medicare only and measures volume, not quality.
What is Rachael L. Guillory's NPI number?
1982946562. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Rachael L. Guillory, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients2,978
Services billed to Medicare5,465
Different services or procedures146
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Ct scan head or brain without contrast (70450)923 services
  2. X-ray of chest, 1 view (71045)818 services
  3. Ct scan of upper spine without contrast (72125)282 services
  4. Ct scan of blood vessels of neck with contrast (70498)206 services
  5. Ct scan of blood vessels of head with contrast (70496)199 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis54%
  • Ischemic heart disease48%
  • Diabetes41%
  • Anxiety41%

Hospitals where Rachael L. Guillory works

Medicare's Facility Affiliation Data lists Rachael L. Guillory at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Rachael L. Guillory is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rachael L. Guillory as a member of this group (CMS data updated October 2, 2026).

  • Regional Radiology, LLC40 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Louisiana →

Other radiologists in Covington

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

All radiologists in Covington →

Other clinicians in Regional Radiology, LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In Shreveport
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1982946562
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians