Are you I-Yuan J. Chang, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Dallas, TX, I-Yuan J. Chang, M.D. is listed in the NPI registry under diagnostic radiology. I-Yuan graduated from University of Cincinnati College of Medicine in 2010. Medicare claims data shows I-Yuan provided 1,278 services to 1,208 patients. The services billed most often include x-ray of chest, 1 view, x-ray of chest, 2 views, and ct scan head or brain without contrast. NPI 1386945921 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
2222 WELBORN ST
Dallas, TX 75219
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Abdomen & Pelvis
Bone & Joint
Brain & Head
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
Urinary & kidney
Women's health
X-Ray
1,278 services · 1,208 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
278 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
151 | More often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
134 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
80 | As often as other peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
77 | Less often than most peers in Diagnostic Radiology |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
60 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
46 | Less often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
46 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
45 | Less often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
34 | Less often than most peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
I-Yuan J. Chang is a radiologist in Dallas, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
I-Yuan J. Chang is listed at 2222 Welborn St, Dallas, TX 75219. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (214) 559-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
I-Yuan J. Chang's National Provider Identifier is 1386945921. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
I-Yuan J. Chang attended University of Cincinnati College of Medicine, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
I-Yuan J. Chang has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, I-Yuan J. Chang performs imaging including x-ray of chest, 1 view and x-ray of chest, 2 views. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by I-Yuan J. Chang. If this is you, claiming it is free.
Guide.md
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