Physician Profile
Unclaimed ProfileAbout CHAN
Erick Peiren Chan, MD is a healthcare provider in Palo Alto, CA specialising in gastroenterology. Erick trained at Georgetown University School of Medicine, graduating in 2001.
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 is Dr. Chan's specialty?
Dr. Chan is a gastroenterology in Palo Alto, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where can I find Dr. Chan?
Dr. Chan is listed at 795 EL CAMINO REAL LEVEL 2, LEE BUILDING, PALO ALTO MEDICAL FOUNDATION, Palo Alto, CA 94301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chan?
The number on file is (650) 853-2972. 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 1497817746. 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
What is Dr. Chan's medical education?
Dr. Chan attended Georgetown University School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chan been practising?
Dr. Chan has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chan known for?
According to Medicare billing data, Dr. Chan performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of large bowel using a flexible endoscope and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope; provides treatments such as measurement of liver stiffness, alongside routine visits and testing. 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
- (650) 853-2972
- Email not available
Practice Locations
795 EL CAMINO REAL LEVEL 2, LEE BUILDING, PALO ALTO MEDICAL FOUNDATION
Palo Alto, CA 94301
Procedures Most Often Billed to Medicare
1,435 services · 1,361 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
309 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
157 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
93 |
| Removal of large bowel tissue using a flexible endoscope | Procedure | 45390 |
50 |
| Destruction of polyp or growth of large bowel using a flexible endoscope | Procedure | 45388 |
22 |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
14 |
| Measurement of liver stiffness | Treatment | 91200 |
63 |
| Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit | Billing code | G0500 |
378 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
98 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
82 |
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 gastroenterology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 30 related providers in 4 groups
Other gastroenterology specialists in Palo Alto 6
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2001 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 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.