M. Mazen Jamal, M.D., M.P.H.
Gastroenterology · Corona, CA
M. Mazen Jamal, M.D., M.P.H. is a gastroenterology in Corona, CA with about 45 yrs in practice.
- SpecialtyGastroenterology
- Medical schoolOTHER (1981)
- TelehealthOffers telehealth visits
- Practice size2 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~810 patients across 2,013 services, avg age 73
Common services
| Service | Medicare services | Medicare allows | |
|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 295 | $133 | See prices → |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | 202 | $174 | See prices → |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 182 | $79 | See prices → |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 111 | $255 | See prices → |
| Diagnostic exam of large bowel using a flexible endoscope | 28 | $161 | See prices → |
| Colorectal cancer screening; colonoscopy on individual at high risk | 27 | $176 | See prices → |
| Biopsy of large bowel using a flexible endoscope | 25 | $80 | See prices → |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | 24 | $117 | See prices → |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 15 | $96 | See prices → |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 12 | $171 | See prices → |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | $126 | See prices → |
Hospital affiliations
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.