PROVIDER PROFILE · NPI 1437465424
David Chang
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025
No data available for this provider in 2025.
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). 12 inbound referrers · 29 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA | 69 | 224 |
| Patricia Burkhart Diagnostic Radiology · Silverdale, WA | 68 | 193 |
| Unilab Corporation Clinical Laboratory · West Hills, CA | 22 | 50 |
| Angela Diamond Vascular Surgery · Silverdale, WA | 17 | 123 |
| Kurt Klussmann Ophthalmology · Silverdale, WA | 17 | 51 |
| NPI 1386688422 | 16 | 51 |
| Michael Hegewald Cardiology · Silverdale, WA | 16 | 74 |
| HAINER, MARK | 15 | 60 |
| LUDWIG, ROGER | 12 | 33 |
| Christian Erichsen Diagnostic Radiology · Silverdale, WA | 12 | 24 |
| Marc Mitchell Urology · Silverdale, WA | 12 | 104 |
| LAMBERT, STEPHEN | 11 | 75 |
| Physician | Patients | Visits |
|---|---|---|
| COMMONSPIRIT WASHINGTON COMMUNITY CARE | 82 | 524 |
| Jacob Hodge Diagnostic Radiology · Portland, OR | 67 | 238 |
| Patricia Burkhart Diagnostic Radiology · Silverdale, WA | 59 | 166 |
| Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA | 45 | 100 |
| PATHOLOGY ASSOCIATES MEDICAL LABORATORIES LLC | 27 | 141 |
| Amrit Pal Sandhu Rheumatology · Covington, WA | 26 | 116 |
| Michael Hegewald Cardiology · Silverdale, WA | 23 | 147 |
| Unilab Corporation Clinical Laboratory · West Hills, CA | 22 | 50 |
| Kurt Klussmann Ophthalmology · Silverdale, WA | 21 | 65 |
| Angela Diamond Vascular Surgery · Silverdale, WA | 21 | 92 |
| Ruben Krishnananthan Diagnostic Radiology · Lynnwood, WA | 19 | 60 |
| HAINER, MARK | 17 | 92 |