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Physician

DARREN KELLER, M.D.

Gastroenterology

SAN DIEGO, CA, 92123
NPI: 1013988922Also: Internal Medicine

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
45385
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
$1,900$499$42353
45380
Biopsy of large bowel using a flexible endoscope
$1,585$282$23911
43239
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$1,164$59$4712
43259
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$1,123$191$15314
43235
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$1,001$244$17411
99203
New patient office or other outpatient visit, 30-44 minutes
$343$112$8213
99443
Telephone medical discussion with physician, 21-30 minutes
$342$137$9343
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
$333$65$56105
99213
Established patient office or other outpatient visit, 20-29 minutes
$247$92$6149
99153
Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes
$60$13$11176
J2250
Injection, midazolam hydrochloride, per 1 mg
$3$0$0576
J3010
Injection, fentanyl citrate, 0.1 mg
$3$1$1102

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.