John Hollowed, MD
Interventional Cardiology · Simi Valley, CA
John Hollowed, MD is a interventional cardiology in Simi Valley, CA with about 12 yrs in practice.
- SpecialtyInterventional Cardiology
- Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE (2014)
- TelehealthOffers telehealth visits
- Practice size1,414 clinicians
- Medicare assignmentAccepts assignment (Medicare-approved amount as full payment)
- Medicare activity~1,113 patients across 2,946 services, avg age 75
Common services
| Service | Medicare services | Medicare allows | |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 624 | $8 | See prices → |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 332 | $138 | See prices → |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 264 | $16 | See prices → |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 256 | $136 | See prices → |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | 156 | $180 | See prices → |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 31 | $69 | See prices → |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | 25 | $486 | See prices → |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 24 | $14 | See prices → |
| Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | 17 | $274 | See prices → |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 17 | $93 | See prices → |
| Ultrasound of heart, follow-up | 15 | $26 | See prices → |
| Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | 14 | $577 | See prices → |
Hospital affiliations
Cedars-Sinai Medical CenterRonald Reagan UCLA Medical CenterSanta Monica-UCLA Med Ctr & Orthopaedic 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.