Physician Profile
Unclaimed ProfileAbout YU
Based in San Jose, CA, Andy S. Yu, M.D. is listed in the NPI registry under internal medicine. Andy graduated from University of Chicago, Pritzker School of Medicine in 1992. Andy is also listed as specialising in specialist.
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 kind of doctor is Dr. Yu?
Dr. Yu is an internal medicine in San Jose, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Yu's address?
Dr. Yu is listed at 2101 FOREST AVE STE 106, San Jose, CA 95128. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Yu?
The number on file is (408) 286-3222. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Yu's NPI number?
Dr. Yu's National Provider Identifier is 1427136266. 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. Yu train?
Dr. Yu attended University of Chicago, Pritzker School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Yu been practising?
Dr. Yu has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Yu perform?
According to Medicare billing data, Dr. Yu performs procedures including biopsy of large bowel using a flexible endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Yu confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Yu. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (408) 286-3222
- Email not available
Practice Locations
2101 FOREST AVE STE 106
San Jose, CA 95128
Procedures Most Often Billed to Medicare
688 services · 625 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
159 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
105 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
89 |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | Procedure | 43251 |
18 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
170 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
123 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
24 |
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 internal medicines at this location 3
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 — 32 related providers in 4 groups
Other internal medicines in San Jose 8
Same specialty, same city.
Trained at University of Chicago, Pritzker School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at University of Chicago, Pritzker School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 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.