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Diagnostic Radiology

Giancarlo Di Marco Serra, MD

Works at hospitals in Tyler, TX · Sulphur Springs, TX · Athens, TX · Texas

Summary

Dr. Giancarlo Di Marco Serra, MD is a radiologist at 100 Municipal Dr, Gun Barrel City, TX 75156. Phone: (817) 321-0404. Accepts Medicare assignment. In 2024, Giancarlo Di Marco Serra had 3,197 Original Medicare patients and 5,189 services. NPI 1568985992. 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 Giancarlo Di Marco Serra, 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 Giancarlo Di Marco Serra accept Medicare assignment?
Yes. Medicare's clinician data says Giancarlo Di Marco Serra 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 Giancarlo Di Marco Serra see?
In 2024, CMS data shows 3,197 Original Medicare patients and 5,189 services for Giancarlo Di Marco Serra. This counts Original Medicare only and measures volume, not quality.
What is Giancarlo Di Marco Serra's NPI number?
1568985992. 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 Giancarlo Di Marco Serra, 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 patients3,197
Services billed to Medicare5,189
Different services or procedures134
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. X-ray of chest, 1 view (71045)1,361 services
  2. Ct scan head or brain without contrast (70450)506 services
  3. Ct scan of upper spine without contrast (72125)253 services
  4. Ct scan of abdomen and pelvis without contrast (74176)184 services
  5. Mri scan of brain without contrast (70551)180 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%
  • Arthritis62%
  • Ischemic heart disease53%
  • Chronic kidney disease43%
  • Anxiety41%

Hospitals where Giancarlo Di Marco Serra works

Medicare's Facility Affiliation Data lists Giancarlo Di Marco Serra 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 Giancarlo Di Marco Serra is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 31; the Medicare profile lists all.

Group practices

Medicare enrollment lists Giancarlo Di Marco Serra as a member of this group (CMS data updated October 2, 2026).

  • Radiology Associates of North Texas PA346 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Texas →

Other radiologists in Texas

Clinicians with the same Medicare primary specialty in Texas — not a recommendation.

All radiologists in Texas →

Other clinicians in Radiology Associates of North Texas PA

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

Clinician information

CredentialMD
Medical schoolPonce School Of Medicine
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568985992
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