Physician Profile
Unclaimed ProfileAbout SUN
Mark Sun, M.D. is a healthcare provider in Mountain View, CA specialising in diagnostic radiology. Mark trained at University of California, San Diego School of Medicine, graduating in 2012.
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. Sun specialise in?
Dr. Sun is a diagnostic radiology in Mountain View, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
Where is Dr. Sun located?
Dr. Sun is listed at 701 E EL CAMINO REAL, Mountain View, CA 94040. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Sun's phone number?
The number on file is (650) 934-7700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Sun?
Dr. Sun's National Provider Identifier is 1619236957. 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. Sun go to medical school?
Dr. Sun attended University of California, San Diego School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Sun have?
Dr. Sun has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Sun do most often?
According to Medicare billing data, Dr. Sun performs imaging including dxa bone density measurement of hip, pelvis, spine and x-ray of chest, 2 views. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Sun's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sun. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (650) 934-7700
- Email not available
Practice Locations
701 E EL CAMINO REAL
Mountain View, CA 94040
Procedures Most Often Billed to Medicare
28,367 services · 2,861 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
361 |
| X-ray of chest, 2 views | Imaging | 71046 |
351 |
| X-ray of knee, 1-2 views | Imaging | 73560 |
239 |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
168 |
| X-ray of both knees while standing | Imaging | 73565 |
166 |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
160 |
| X-ray of hip, 1 view | Imaging | 73501 |
138 |
| Ct scan of chest without contrast | Imaging | 71250 |
127 |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
107 |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
89 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other diagnostic radiology specialists in Mountain View 7
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Dxa bone density measurement of hip, pelvis, spine 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.