REPORTED PROCEDURE ACTIVITY

Colonoscopy

Clinicians with activity displayed in the CMS procedure file. Published count ranges are preserved.

What these counts mean

Published Medicare activity in a one-year claims window, not all patients or a quality score. Ranges stay ranges. The source does not specify exact service dates. Coverage and source details

Nationwide · Exact areaEdit location

Clinicians with reported activity

Reported Medicare activity (not quality)

Ordered by the lower end of published Medicare count ranges. Activity is not a quality score.

Alan F Shikoh, MD

Gastroenterology (CMS)

Chattanooga, TN

450Published Medicare activity

Michael S. Zimmerman, M.D.

Gastroenterology (CMS)

Las Vegas, NV

450Published Medicare activity

Yamilka Abreu Delgado, MD

Gastroenterology (CMS)

Humacao, PR

447Published Medicare activity

Bushra Fazili, M.D.

Gastroenterology (CMS)

Rochester, NY

447Published Medicare activity

Prasadvarma Penmetsa, MD

Gastroenterology (CMS)

Rochester, NY

446Published Medicare activity

Richard Walter Hell, M.D.

Gastroenterology (CMS)

Monterey, CA

445Published Medicare activity

Santiago A Ulloa Ramirez

Surgery

Guaynabo, PR

445Published Medicare activity

Hanson Tsung-Han Lee, M.D.

Gastroenterology (CMS)

Arcadia, CA

444Published Medicare activity

Harvey Hamilton Allen, MD

Gastroenterology · Internal Medicine (CMS)

Utica, NY

443Published Medicare activity

Dennis Elliott Lee, MD

Gastroenterology (CMS)

Newton, MA

443Published Medicare activity

Joseph R Notaro, M.D.

Colorectal Surgery (Proctology) (CMS)

Edison, NJ

443Published Medicare activity

Michael E Kader, MD

Gastroenterology (CMS)

Rochester, NY

443Published Medicare activity

CMS reports a one-year claims window with a reporting lag. These counts are not total lifetime experience, patient counts, or evidence of quality. Read the method and limits.

Source: CMS Utilization Data · Published Oct 15, 2026.