npidexNPI registry + Medicare data

AARON YEOH, MD

Gastroenterology Physician · STANFORD, CA

Individual Active NPI 1043742331

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024286561$527,529$77,744$60,111
202389144$115,611$19,452$14,920

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes84$146$116
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more51$165$111
99215Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more46$191$143
99205New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more42$221$163
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's40$19$15
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more40$131$96
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 monito40$6$5
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope33$103$84
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare31$273$228
45380Biopsy of large bowel using a flexible endoscope24$128$106
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope17$117$93
43235Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope14$124$91

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Gastroenterology Physician207RG0100X✓A156953CA
Obesity Medicine (Family Medicine) Physician207QB0002XA156953CA
Internal Medicine Physician207R00000XA156953CA

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.