Physician Profile
Unclaimed ProfileAbout CHAN
Cato Chan practices diagnostic radiology in Orange, CA. Cato is a 2018 graduate of University of Southern California Keck School of Medicine. According to Medicare claims data, Cato cared for 651 Medicare patients across 685 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Chan specialize in?
Dr. Chan is a diagnostic radiology in Orange, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
Where is Dr. Chan located?
Dr. Chan is listed at 101 THE CITY DR S, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chan's phone number?
The number on file is (714) 456-7237. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chan's NPI number?
Dr. Chan's National Provider Identifier is 1477084648. 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
Where did Dr. Chan go to medical school?
Dr. Chan attended University of Southern California Keck School of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chan been practicing?
Dr. Chan has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chan do most often?
According to Medicare billing data, Dr. Chan performs imaging including ct scan of blood vessels of chest with contrast and x-ray of chest, 1 view. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (714) 456-7237
- Email not available
Practice Locations
101 THE CITY DR S
Orange, CA 92868
Procedures Most Often Billed to Medicare
685 services · 651 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
143 |
| X-ray of chest, 1 view | Imaging | 71045 |
137 |
| Ct scan of chest without contrast | Imaging | 71250 |
130 |
| Ct scan of chest with contrast | Imaging | 71260 |
102 |
| Ct scan of chest without contrast | Imaging | 71250 |
43 |
| X-ray of chest, 2 views | Imaging | 71046 |
38 |
| Ct scan of chest with contrast | Imaging | 71260 |
33 |
| Ct scan of blood vessels of abdomen and pelvis with contrast | Imaging | 74174 |
24 |
| Ct scan of blood vessels and grafts of heart with contrast | Imaging | 75574 |
13 |
| Ct scan of blood vessels and grafts of heart with contrast | Imaging | 75574 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other diagnostic radiology specialists at this location 6
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other diagnostic radiology specialists in Orange 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan of blood vessels of chest with contrast 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.