John Friedewald, MD
Nephrology · Chicago, IL
John Friedewald, MD is a nephrology in Chicago, IL with about 28 yrs in practice.
- SpecialtyNephrology
- Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS (1998)
- TelehealthOffers telehealth visits
- Practice size4,394 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~252 patients across 866 services, avg age 62
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 | 145 | $103 | See prices → |
| Hemodialysis procedure with physician evaluation | 32 | $75 | See prices → |
Hospital affiliations
Northwestern Lake Forest HospitalNorthwestern Medicine Central Dupage HospitalNorthwestern Memorial HospitalPalos Community Hospital
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.