Specialty Directory
Anesthesiology in Fullerton, CA
Federal CMS data for 9 anesthesiology providers practicing in Fullerton, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
9
Providers
Median industry payments
$2,915
9
Anesthesiology Providers
in Fullerton, CA
$2,915
Median Industry Payments
per provider (2018–2024)
134
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Anesthesiology includes multiple subspecialties with different practice patterns.
Learn more →
Anesthesiology Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| KWOK, WEI M.D. | 3,487 | 824 | Office visit, established patient (30-39 min) | $7,561 (2018-2024) | Food & Beverage (88%) | Very High |
| KO, WILLIAM MD | 3,271 | 560 | Steroid injection (triamcinolone) | $1,911 (2018-2024) | Food & Beverage (100%) | Very High |
| ZEPEDA, ARTHUR D MD | 2,589 | 819 | Steroid injection (triamcinolone) | $13,429 (2018-2024) | Food & Beverage (91%) | Very High |
| PAIK, KRISTINE M.D. | 189 | 186 | Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel | $4,348 (2018-2024) | Food & Beverage (84%) | Very High |
| PENG, LYNNUS MD | 134 | 133 | Anesthesia for cataract/lens surgery | $17,776 (2018-2024) | Consulting (62%) | Very High |
| DAVIS, WARREN M.D. | 125 | 125 | Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel | $253 (2018-2023) | Food & Beverage (100%) | Very High |
| BOLLIN, RICHARD MD | 124 | 123 | Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel | $2,915 (2018-2024) | Food & Beverage (59%) | Very High |
| HU, TONY | 118 | 117 | Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel | $716 (2020-2024) | Food & Beverage (100%) | Very High |
| MACCARTHY, JOHN MD | 94 | 94 | Anesthesia for cataract/lens surgery | $1,248 (2018-2024) | Food & Beverage (100%) | Very High |
Note: Anesthesiology encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Anesthesiology encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Mixed Practice (4)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| KO, WILLIAM | 3,271 | $1,911 |
| ZEPEDA, ARTHUR D | 2,589 | $13,429 |
| PAIK, KRISTINE | 189 | $4,348 |
| DAVIS, WARREN | 125 | $253 |
Cardiac Surgery (4)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| PENG, LYNNUS | 134 | $17,776 |
| BOLLIN, RICHARD | 124 | $2,915 |
| HU, TONY | 118 | $716 |
| MACCARTHY, JOHN | 94 | $1,248 |
Clinical Cardiology (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| KWOK, WEI | 3,487 | $7,561 |