npidexNPI registry + Medicare data

ERICK CHAN, MD

Gastroenterology Physician · PALO ALTO, CA

Individual Active NPI 1497817746

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20245831,530$1,514,371$179,445$145,584
20235451,308$1,270,777$166,946$135,708
20225041,302$1,098,652$161,377$127,190

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
G0500Moderate 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 monito378$6$4
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare309$252$213
45380Biopsy of large bowel using a flexible endoscope157$52$43
99215Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more98$211$157
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope93$89$66
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more82$155$114
G2211Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's76$19$15
91200Measurement of liver stiffness63$40$30
G2212Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or52$36$29
45390Removal of large bowel tissue using a flexible endoscope50$370$313
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more23$193$148
45388Destruction of polyp or growth of large bowel using a flexible endoscope22$113$95

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓A104264CA
Gastroenterology Physician207RG0100XMD426035PA

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Gastroenterology Physician providers in California

See all Gastroenterology Physician providers in California →

Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.