Specialty Directory
Anesthesiology in Duarte, CA
Federal CMS data for 8 anesthesiology providers practicing in Duarte, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
8
Providers
Median industry payments
$321
8
Anesthesiology Providers
in Duarte, CA
$321
Median Industry Payments
per provider (2018–2024)
190
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 |
|---|---|---|---|---|---|---|
| LEW, MICHAEL MD | 255 | 253 | Arterial line insertion | $136,185 (2018-2024) | Consulting (50%) | Very High |
| CHEN, CHANG-HWA MARY M.D. | 230 | 228 | Anesthesia for total knee replacement | $53,266 (2018-2024) | Consulting (98%) | Very High |
| TANG, ALAN M.D. | 229 | 210 | Ultrasound guidance for blood vessel access | $285 (2018-2023) | Food & Beverage (100%) | Very High |
| BONILLA, EVELYN MD | 216 | 213 | Arterial line insertion | $114 (2021-2024) | Food & Beverage (100%) | Very High |
| GRAY, RUSSELL MD | 164 | 163 | Arterial line insertion | $247 (2022-2024) | Food & Beverage (100%) | Very High |
| PARK, GRACE M.D. | 133 | 133 | Arterial line insertion | $1,462 (2018-2024) | Travel (97%) | Very High |
| DEAN, ALAN M.D. | 125 | 123 | Arterial line insertion | $357 (2018-2023) | Food & Beverage (100%) | Very High |
| TOROUSSIAN, ROBERT M.D. | 57 | 56 | Anesthesia for large bowel endoscopy | $229 (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 (6)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| LEW, MICHAEL | 255 | $136,185 |
| BONILLA, EVELYN | 216 | $114 |
| GRAY, RUSSELL | 164 | $247 |
| PARK, GRACE | 133 | $1,462 |
| DEAN, ALAN | 125 | $357 |
| TOROUSSIAN, ROBERT | 57 | $229 |
Cardiac & Interventional (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| CHEN, CHANG-HWA MARY | 230 | $53,266 |
Cardiac Surgery (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| TANG, ALAN | 229 | $285 |