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Physician

JOHN AFFRONTI, M.D.

Gastroenterology

LUTHERVILLE, MD, 21093
NPI: 1023020872

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
$1,466$264$19435
45380
Biopsy of large bowel using a flexible endoscope
$1,138$154$12232
45378
Diagnostic exam of large bowel using a flexible endoscope
$1,035$178$13721
43239
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$874$112$8959
43235
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$754$113$9028
99221
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes
$282$87$6832
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
$193$84$6747

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.