PROVIDER PROFILE · NPI 1477504405
Margaret ChangM.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). 38 inbound referrers · 71 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| MURRAY, RICHARD | 66 | 91 |
| SUTTER GOULD MEDICAL FOUNDATION | 54 | 186 |
| ENLOE MEDICAL CENTER | 46 | 126 |
| SUTTER VALLEY HOSPITALS | 38 | 54 |
| David Cupp Ophthalmology · Sacramento, CA | 26 | 36 |
| DOCTORS MEDICAL CENTER OF MODESTO, INC. | 22 | 40 |
| Resham Chahal Ophthalmology · Concord, CA | 20 | 29 |
| Robert Equi Ophthalmology · Sacramento, CA | 20 | 27 |
| Joel Pearlman Ophthalmology · Sacramento, CA | 19 | 26 |
| Dorotheea Warmerdam Ophthalmology · Sacramento, CA | 19 | 30 |
| NPI 1255335535 | 19 | 39 |
| Arun Patel Ophthalmology · Sacramento, CA | 18 | 26 |
| Physician | Patients | Visits |
|---|---|---|
| Unilab Corporation Clinical Laboratory · Sacramento, CA | 347 | 822 |
| Sutter Valley Medical Foundation Clinical Laboratory · Sacramento, CA | 157 | 786 |
| Northern California Advanced Surgery Center Lp Ambulatory Surgical Center · Sacramento, CA | 88 | 127 |
| OROVILLE HOSPITAL | 71 | 129 |
| SONORA COMMUNITY HOSPITAL | 63 | 184 |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA | 58 | 115 |
| SUTTER GOULD MEDICAL FOUNDATION | 54 | 216 |
| ENLOE MEDICAL CENTER | 53 | 126 |
| MARSHALL MEDICAL CENTER | 44 | 201 |
| Laboratory Corporation Of America Clinical Laboratory · San Diego, CA | 44 | 80 |
| SUTTER VALLEY HOSPITALS | 43 | 59 |
| NORTHBAY HEALTHCARE GROUP | 42 | 117 |