State Specialty Directory
Transplant Surgery Physician in CA
Federal CMS data for 26 transplant surgery physician providers across CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
26
Providers
Median industry payments
$6,960
26
Transplant Surgery Physician Providers
in CA
$6,960
Median Industry Payments
per provider (2018–2024)
382
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.
Transplant Surgery Physician includes multiple subspecialties with different practice patterns.
Learn more →
Transplant Surgery Physician Providers — CA
NPPES · Open Payments · Medicare| Provider | City | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|---|
| NISSEN, NICHOLAS M.D. | Los Angeles | 1,761 | 1,018 | Hospital follow-up visit, high complexity | $21,119 (2018-2024) | Consulting (39%) | Very High |
| FARMER, DOUGLAS MD | Los Angeles | 1,139 | 288 | Hospital follow-up visit, moderate complexity | $2,658 (2018-2024) | Consulting (82%) | Very High |
| SAAB, SAMMY MD | Los Angeles | 1,090 | 817 | Office visit, established patient (30-39 min) | $1,975,779 (2018-2024) | Consulting (68%) | Very High |
| ICHII, HIROHITO MD, PHD | Orange | 810 | 229 | Hospital follow-up visit, high complexity | $384 (2018-2019) | Food & Beverage (100%) | Very High |
| SHIDBAN, HAMID MD | Los Angeles | 744 | 481 | Ultrasound of hemodialysis access | $2,127 (2018-2024) | Food & Beverage (100%) | Very High |
| FREDERICK, RICHARD M.D. | San Francisco | 688 | 405 | Hospital follow-up visit, high complexity | $102,032 (2018-2024) | Consulting (71%) | Very High |
| HAN, STEVEN-HUY MD | Los Angeles | 685 | 377 | Office visit, established patient (20-29 min) | $131,663 (2018-2024) | Consulting (99%) | Very High |
| TONG, MYRON MD | Pasadena | 602 | 323 | Office visit, established patient (20-29 min) | $113,277 (2018-2024) | Consulting (98%) | Very High |
| KOSARI, KAMBIZ MD | Los Angeles | 565 | 273 | Hospital follow-up visit, high complexity | $19,738 (2018-2024) | Consulting (75%) | Very High |
| HISATAKE, GARRET M.D. | San Francisco | 536 | 188 | Hospital follow-up visit, high complexity | $190 (2018-2019) | Food & Beverage (100%) | Very High |
| ALFREY, EDWARD M.D. | Larkspur | 515 | 411 | Initial hospital admission, high complexity | $470 (2018-2024) | Food & Beverage (100%) | Very High |
| STAPFER, MARIA MD | Fullerton | 425 | 224 | Hospital follow-up visit, low complexity | $15,404 (2018-2024) | Education (79%) | Very High |
| MITTAL, RAJ M.D. | Torrance | 398 | 225 | Hospital follow-up visit, moderate complexity | $8,120 (2018-2024) | Travel (56%) | Very High |
| RUZICS, ERVIN MD | Orange | 365 | 169 | Office visit, established patient (30-39 min) | $240 (2018-2024) | Food & Beverage (77%) | Very High |
| MELCHER, MARC MD, PHD | Palo Alto | 357 | 171 | Hospital follow-up visit, moderate complexity | $5,150 (2018-2024) | Travel (79%) | Very High |
| LEE, RAYMOND M.D. | La Jolla | 357 | 209 | Hospital follow-up visit, high complexity | $1,939 (2018-2024) | Food & Beverage (92%) | Very High |
| PHAM, KHOA THOMAS MD | Palo Alto | 311 | 177 | Office visit, established patient (30-39 min) | $11,562 (2022-2024) | Education (51%) | Very High |
| FISHER, JONATHAN M.D. | La Jolla | 281 | 194 | Office visit, established patient, complex (40-54 min) | $2,649 (2018-2024) | Food & Beverage (98%) | Very High |
| ROOZROKH, HOOTAN MD | Los Gatos | 188 | 153 | Initial hospital admission, moderate complexity | $12,308 (2018-2024) | Education (81%) | Very High |
| WOLOSZYN, JAKUB MD | Loma Linda | 169 | 112 | Hospital follow-up visit, moderate complexity | $1,556 (2019-2024) | Food & Beverage (100%) | Very High |
| FENG, SANDY MD | San Francisco | 117 | 91 | Office visit, established patient, complex (40-54 min) | $5,175 (2018-2022) | Travel (70%) | Very High |
| VOIDONIKOLAS, GEORGIOS M.D. | West Hollywood | 109 | 108 | Kidney transplant | $5,801 (2019-2024) | Education (54%) | Very High |
| CHEAITO, ALI M.D. | Mission Hills | 107 | 85 | Hospital follow-up visit, high complexity | $83,876 (2019-2024) | Education (99%) | Very High |
| GENYK, YURI MD | Los Angeles | 101 | 91 | New patient office visit, complex (60-74 min) | $41,684 (2018-2024) | Consulting (60%) | Very High |
| SHAH, RIAZ MD | Woodland | 100 | 85 | Office visit, established patient (10-19 min) | $1,058 (2019-2023) | Travel (89%) | Very High |
| HART, MARQUIS M.D. | San Diego | 45 | 44 | Kidney transplant | $18,566 (2018-2024) | Education (55%) | Very High |
Note: Transplant Surgery Physician 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.