PROVIDER PROFILE · NPI 1306838909
Mary KoumasD.O.
CROSS-REFERENCE
Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 4 inbound referrers · 7 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| SADDLEBACK MEMORIAL MEDICAL CENTER | 58 | 473 |
| Unilab Corporation Clinical Laboratory · West Hills, CA | 43 | 142 |
| John Koumas Family Practice · West Covina, CA | 21 | 135 |
| Seyed Shahrokni Diagnostic Radiology · Santa Monica, CA | 12 | 23 |
| Physician | Patients | Visits |
|---|---|---|
| SADDLEBACK MEMORIAL MEDICAL CENTER | 46 | 324 |
| Unilab Corporation Clinical Laboratory · West Hills, CA | 45 | 146 |
| John Koumas Family Practice · West Covina, CA | 26 | 120 |
| Laboratory Corporation Of America Clinical Laboratory · San Diego, CA | 22 | 124 |
| MISSION HOSPITAL REGIONAL MEDICAL CENTER | 16 | 125 |
| Seyed Shahrokni Diagnostic Radiology · Santa Monica, CA | 12 | 31 |
| Kim Tang Dermatology · Lake Forest, CA | 11 | 33 |