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Diagnostic Radiology

Roderick M. Zalamea, MD

Works at hospitals in Athens, AL · Huntsville, AL · Scottsboro, AL … · Alabama

Summary

Dr. Roderick M. Zalamea, MD is a radiologist at 101 Sivley Rd SW, Huntsville, AL 35801. Phone: (256) 539-0457. Accepts Medicare assignment. In 2024, Roderick M. Zalamea had 2,272 Original Medicare patients and 26,843 services. NPI 1669505368. 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 Roderick M. Zalamea, 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 Roderick M. Zalamea accept Medicare assignment?
Yes. Medicare's clinician data says Roderick M. Zalamea 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 Roderick M. Zalamea see?
In 2024, CMS data shows 2,272 Original Medicare patients and 26,843 services for Roderick M. Zalamea. This counts Original Medicare only and measures volume, not quality.
What is Roderick M. Zalamea's NPI number?
1669505368. 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 Roderick M. Zalamea, 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 patients2,272
Services billed to Medicare26,843
Different services or procedures157
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)23,520 services
  2. Ct scan of chest without contrast (71250)557 services
  3. X-ray of chest, 1 view (71045)373 services
  4. Ct scan of chest with contrast (71260)324 services
  5. Ct scan of abdomen and pelvis with contrast (74177)155 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%
  • Arthritis60%
  • Ischemic heart disease54%
  • Chronic kidney disease41%
  • Diabetes40%

Hospitals where Roderick M. Zalamea works

Medicare's Facility Affiliation Data lists Roderick M. Zalamea 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 Roderick M. Zalamea is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.

Group practices

Medicare enrollment lists Roderick M. Zalamea as a member of these groups (CMS data updated October 2, 2026).

  • Radiology of Hunstville PC65 clinicians in the group
  • Clearview Diagnostic Imaging, LLC30 clinicians in the group
  • Radiology Associates of Mobile PC8 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Alabama →

Other radiologists in Huntsville

Clinicians with the same Medicare primary specialty in Huntsville, AL — not a recommendation.

All radiologists in Huntsville →

Other clinicians in Radiology of Hunstville PC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669505368
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