Doctor profile · Federal record

Dr. I-Yuan Chang, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Dallas, TX

  • NPI 1386945921
  • Accepts Medicare
  • MIPS 93.7 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2222 Welborn St
Dallas, TX 752193924
(214) 559-5000
fax (214) 443-7309

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
July 27, 2016
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Ohio #57.018162

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386945921. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
5
Medicare allowed
$3,778
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 65 62 $8
70450 Ct scan head or brain without contrast 33 32 $39
71046 X-ray of chest, 2 views 28 27 $10
74177 Ct scan of abdomen and pelvis with contrast 18 18 $84
73502 X-ray of hip, 2-3 views 15 15 $10

In context: peer comparison

Among 159 peers in Dallas Diagnostic Radiology Physician, average services per provider: 121. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. I-Yuan Chang's medical specialty?
Dr. I-Yuan Chang practices Diagnostic Radiology Physician in Dallas, TX.
Where does Dr. I-Yuan Chang practice?
Dr. I-Yuan Chang practices at 2222 Welborn St, Dallas, TX 752193924. Office phone: 2145595000.
What is Dr. I-Yuan Chang's NPI?
Dr. I-Yuan Chang's National Provider Identifier (NPI) is 1386945921, issued by NPPES.
Does Dr. I-Yuan Chang accept Medicare assignment?
Yes. Dr. I-Yuan Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. I-Yuan Chang commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.