Mark Walshauser, M.D.
Hematology-Oncology · O Fallon, IL
Mark Walshauser, M.D. is a hematology-oncology in O Fallon, IL with about 20 yrs in practice.
- SpecialtyHematology-Oncology
- Medical schoolOTHER (2006)
- TelehealthOffers telehealth visits
- Practice size28 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~524 patients across 15,536 services, avg age 73
Common services
| Service | Medicare services | Medicare allows | |
|---|---|---|---|
| Blood test, comprehensive group of blood chemicals | 1,022 | $10 | See prices → |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 988 | $123 | See prices → |
| Lactate dehydrogenase (enzyme) level | 720 | $6 | See prices → |
| Complete blood cell count (red cells, white blood cell, platelets), automated test | 692 | $6 | See prices → |
| Administration of chemotherapy into vein, 1 hour or less | 582 | $119 | See prices → |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 361 | $8 | See prices → |
| Magnesium level | 316 | $7 | See prices → |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 283 | $88 | See prices → |
| Ferritin (blood protein) level | 237 | $13 | See prices → |
| Iron level | 236 | $6 | See prices → |
| Cyanocobalamin (vitamin b-12) level | 178 | $15 | See prices → |
| Folic acid level, serum | 171 | $14 | 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.