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Physician

WILLIAM HAHN, M.D.

Gastroenterology

SANTA BARBARA, CA, 93105
NPI: 1033227582

Contact

Gastroenterology

SANTA BARBARA, CA

SANTA BARBARA COTTAGE HOSPITAL

805-682-7111

cottagehealth.org

Hospital Affiliations

Search procedure prices at these hospitals onlyAll 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
43249
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm
$3,421$136$9913
45385
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
$1,575$258$217224
45380
Biopsy of large bowel using a flexible endoscope
$1,435$168$13836
45378
Diagnostic exam of large bowel using a flexible endoscope
$1,169$183$14425
43239
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$1,022$115$86130
G0121
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
$979$188$18864
G0105
Colorectal cancer screening; colonoscopy on individual at high risk
$951$188$188107
45331
Biopsy of lower large bowel using a flexible endoscope
$880$330$26317
43235
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$769$118$9223
99204
New patient office or other outpatient visit, 45-59 minutes
$453$173$13049
99222
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
$357$134$10723
99214
Established patient office or other outpatient visit, 30-39 minutes
$353$136$95133
99203
New patient office or other outpatient visit, 30-44 minutes
$349$119$8654
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
$256$5$4508
99213
Established patient office or other outpatient visit, 20-29 minutes
$249$97$7183

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.