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PROVIDER PROFILE · NPI 1043253867
Wallace JohnsonM.D.
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). 8 inbound referrers · 17 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC | 101 | 236 |
| Univ Of Md Pathology Associates P A Clinical Laboratory · Baltimore, MD | 63 | 159 |
| Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD | 16 | 42 |
| Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ | 14 | 21 |
| MERCY MEDICAL CENTER INC | 14 | 28 |
| NORTHWEST HOSPITAL CENTER, INC. | 12 | 13 |
| Charles White Diagnostic Radiology · Baltimore, MD | 11 | 34 |
| SINAI HOSPITAL OF BALTIMORE, INC. | 11 | 20 |
| Physician | Patients | Visits |
|---|---|---|
| Univ Of Md Pathology Associates P A Clinical Laboratory · Baltimore, MD | 129 | 346 |
| UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC | 117 | 314 |
| MARYLAND GENERAL HOSPITAL INC | 55 | 107 |
| James Stafford Interventional Cardiology · Baltimore, MD | 20 | 27 |
| JAMES LAWRENCE KERNAN HOSPITAL, INC. | 18 | 46 |
| Robert Benitez Cardiology · Baltimore, MD | 15 | 23 |
| Thu Nguyen Diagnostic Radiology · Baltimore, MD | 14 | 17 |
| Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ | 13 | 19 |
| NORTHWEST HOSPITAL CENTER, INC. | 13 | 19 |
| Michael Lilly Vascular Surgery · Baltimore, MD | 13 | 23 |
| Robert Hood Cardiology · Baltimore, MD | 12 | 16 |
| ST. AGNES HEALTHCARE, INC. | 12 | 34 |