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Physician

AARON YEOH, MD

Gastroenterology

STANFORD, CA, 94305
NPI: 1043742331Also: Family Medicine

Contact

Gastroenterology

STANFORD, CA

STANFORD HEALTH CARE TRI-VALLEY

925-847-3000

stanfordhealthcare.org/tri-valley

Hospital Affiliations

Search procedure prices at these hospitals only · all code types (Gastroenterology & related)

Common Procedures for Gastroenterology

ColonoscopyUpper Endoscopy (EGD)Capsule EndoscopyLiver BiopsyERCPHemorrhoid BandingPolyp RemovalEsophageal DilationPEG Tube PlacementFibroScan

Based on specialty. Actual services may vary — contact the provider's office to confirm.

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
99215
Established patient office or other outpatient visit, 40-54 minutes
$663$160$12814
99205
New patient office or other outpatient visit, 60-74 minutes
$496$202$14825
99204
New patient office or other outpatient visit, 45-59 minutes
$307$148$10225
G0500
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 monito
$174$6$415

Compare prices for procedures performed by Gastroenterology physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.