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Diagnostic Radiology

Christian T. Muller, MD

Works at hospitals in Alexandria, VA · Fairfax, VA · Falls Church, VA … · Virginia

Summary

Dr. Christian T. Muller, MD is a radiologist at 100 Elden St, Suite 16, Herndon, VA 20170. Phone: (703) 698-4488. Accepts Medicare assignment. In 2024, Christian T. Muller had 2,398 Original Medicare patients and 9,408 services. NPI 1720026016. 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 Christian T. Muller, 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 Christian T. Muller accept Medicare assignment?
Yes. Medicare's clinician data says Christian T. Muller 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 Christian T. Muller see?
In 2024, CMS data shows 2,398 Original Medicare patients and 9,408 services for Christian T. Muller. This counts Original Medicare only and measures volume, not quality.
What is Christian T. Muller's NPI number?
1720026016. 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 Christian T. Muller, 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 patients2,398
Services billed to Medicare9,408
Different services or procedures73
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)4,183 services
  2. Injection, gadoteridol, (prohance multipack), per ml (A9576)1,591 services
  3. Ct scan head or brain without contrast (70450)815 services
  4. Mri scan of brain before and after contrast (70553)347 services
  5. Mri scan of brain without contrast (70551)259 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%
  • Arthritis65%
  • Ischemic heart disease33%
  • Diabetes31%
  • Anxiety28%

Hospitals where Christian T. Muller works

Medicare's Facility Affiliation Data lists Christian T. Muller 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 Christian T. Muller is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 20; the Medicare profile lists all.

Group practices

Medicare enrollment lists Christian T. Muller as a member of these groups (CMS data updated October 2, 2026).

  • Fairfax Radiological Consultants154 clinicians in the group
  • Ifrc LLC137 clinicians in the group
  • Inova Reston Mri Center LLC106 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Virginia →

Other radiologists in Herndon

Clinicians with the same Medicare primary specialty in Herndon, VA — not a recommendation.

All radiologists in Herndon →

Other clinicians in Fairfax Radiological Consultants

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

Clinician information

CredentialMD
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1720026016
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