William Ergen, M.D.
Gastroenterology · Knoxville, TN
William Ergen, M.D. is a gastroenterology in Knoxville, TN with about 14 yrs in practice.
- SpecialtyGastroenterology
- Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE (2012)
- TelehealthNot reported
- Practice size33 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~430 patients across 836 services, avg age 72
Common services
| Service | Medicare services | Medicare allows | |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 188 | $213 | See prices → |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 152 | $81 | See prices → |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 105 | $90 | See prices → |
| Administration of chemotherapy into vein, 1 hour or less | 95 | $110 | See prices → |
| Biopsy of large bowel using a flexible endoscope | 57 | $85 | See prices → |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | 55 | $99 | See prices → |
| Colorectal cancer screening; colonoscopy on individual at high risk | 35 | $148 | See prices → |
| Dilation of esophagus | 20 | $34 | See prices → |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 15 | $114 | See prices → |
| Biopsy of lower large bowel using a flexible endoscope | 12 | $48 | See prices → |
| Imaging of digestive tract done from the inside of the digestive tract | 11 | $595 | See prices → |
Hospital affiliations
Fort Sanders Regional Medical CenterLeconte Medical CenterMorristown Hamblen Hospital AssociationParkwest Medical CenterUniversity Health System, Inc
Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.