State Specialty Directory
Gastroenterology in WA
Federal CMS data for 214 gastroenterology providers across WA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
214
Providers
Median industry payments
$804
214
Gastroenterology Providers
in WA
$804
Median Industry Payments
per provider (2018–2024)
335
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.
Gastroenterology includes multiple subspecialties with different practice patterns.
Learn more →
Showing top 50 of 214 providers, ranked by Medicare service volume. Search by city to narrow results.
Gastroenterology Providers — WA
NPPES · Open Payments · Medicare| Provider | City | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|---|
| BOONPONGMANEE, SOMPRAK M.D. | Kennewick | 29,886 | 1,658 | Vedolizumab infusion (Entyvio) | $758 (2018-2024) | Food & Beverage (94%) | Very High |
| TRIKALSARANSUKH, SITTILERK M.D. | Kennewick | 12,041 | 594 | Vedolizumab infusion (Entyvio) | $8,176 (2018-2024) | Food & Beverage (94%) | Very High |
| DURNFORD, ROBERT M.D. | Spokane | 3,010 | 651 | Infliximab infusion (Remicade) | $2,928 (2018-2024) | Food & Beverage (100%) | Very High |
| HABIBI, HAMID M.D | Spokane | 2,892 | 499 | Infliximab infusion (Remicade) | $3,933 (2018-2024) | Food & Beverage (65%) | Very High |
| HAN, KYUNG M.D. | Seattle | 2,324 | 584 | Contrast dye for imaging (iodine-based) | $47 (2023-2023) | Food & Beverage (100%) | Very High |
| HABIB, SHAHID MD | Seattle | 1,989 | 1,218 | Office visit, established patient, complex (40-54 min) | $13,192 (2018-2024) | Travel (62%) | Very High |
| IRANI, SHAYAN MD | Seattle | 1,967 | 1,413 | Hospital follow-up visit, moderate complexity | $57,150 (2019-2024) | Consulting (46%) | Very High |
| WOLSLEGEL, COLIN D.O. | Port Angeles | 1,765 | 1,723 | Colon polyp removal with endoscopic snare | $2,887 (2018-2023) | Travel (62%) | Very High |
| SIDDAIAH, NARENDRA MD | Silverdale | 1,622 | 1,429 | Tissue pathology examination, moderate complexity | $3,753 (2018-2024) | Food & Beverage (60%) | Very High |
| ZENG, NINGXIN MD | Kennewick | 1,619 | 1,519 | Colonoscopy with biopsy | $3,548 (2018-2024) | Food & Beverage (100%) | Very High |
| ALEBOUYEH, NOUREDIN M.D. | Seattle | 1,435 | 375 | Infliximab infusion (Remicade) | $125 (2023-2023) | Food & Beverage (100%) | Very High |
| HEAP, DARIEN M.D. | Olympia | 1,429 | 1,271 | Colon polyp removal with endoscopic snare | $14 (2023-2023) | Food & Beverage (100%) | Very High |
| LARSEN, MURRAY MD | Clarkston | 1,375 | 1,180 | Moderate sedation during GI endoscopy | $13 (2018-2018) | Food & Beverage (100%) | Very High |
| HOLDERMAN, WILLIAM M.D. | Tacoma | 1,335 | 642 | Chronic care management, additional 20 min/month | $25,114 (2018-2024) | Consulting (68%) | Very High |
| HO, WEN-HUAN MD | Bellingham | 1,312 | 1,248 | Colonoscopy with biopsy | $4,431 (2018-2024) | Travel (62%) | Very High |
| VILLA GUILLEN, NICOLAS M.D. | Spokane | 1,289 | 1,231 | Colon polyp removal with endoscopic snare | $12,591 (2018-2024) | Food & Beverage (100%) | Very High |
| SUGAR, JASON MD | Tacoma | 1,223 | 557 | Chronic care management, additional 20 min/month | $4,218 (2018-2024) | Travel (68%) | Very High |
| MCCABE, MARSHALL MD | Olympia | 1,217 | 1,049 | Office visit, established patient (30-39 min) | $189 (2018-2023) | Food & Beverage (100%) | Very High |
| AKHTAR, EHSAAN MD | Kirkland | 1,185 | 1,048 | Office visit, established patient (30-39 min) | $7,415 (2018-2024) | Food & Beverage (90%) | Very High |
| LIANG, DAVID M.D. | Edmonds | 1,175 | 1,055 | Upper GI endoscopy with biopsy | $1,873 (2018-2024) | Travel (48%) | Very High |
| WOHLMAN, ROBERT MD | Bellevue | 1,125 | 581 | Chronic care management, additional 20 min/month | $21,789 (2018-2024) | Consulting (69%) | Very High |
| PANDOLFI, GONZALO MD | Yakima | 1,076 | 1,004 | Upper GI endoscopy with biopsy | $4,330 (2018-2024) | Consulting (57%) | Very High |
| SELINGER, ROANNE MD | Bellevue | 1,067 | 734 | Chronic care management, additional 20 min/month | $102 (2019-2019) | Food & Beverage (100%) | Very High |
| REES-LUI, GEORGIA M.D. | Bellevue | 1,065 | 664 | Chronic care management, additional 20 min/month | $9,233 (2018-2024) | Food & Beverage (97%) | Very High |
| KING, JANET MD | Everett | 993 | 777 | Tissue pathology examination, moderate complexity | $265 (2018-2019) | Food & Beverage (100%) | Very High |
| JAIN, SHAILY MD | Federal Way | 987 | 525 | Chronic care management, additional 20 min/month | $14 (2023-2023) | Food & Beverage (100%) | Very High |
| LEE, STANLEY M.D. | Seattle | 986 | 880 | Blood draw (venipuncture) | $975 (2018-2024) | Food & Beverage (100%) | Very High |
| LAWSON, ROBERT M.D. | Spokane | 979 | 929 | Colon polyp removal with endoscopic snare | $2,107 (2018-2024) | Food & Beverage (100%) | Very High |
| MOUSSAN, OUSSAMA M.D. | Tacoma | 978 | 719 | Chronic care management, additional 20 min/month | $561 (2018-2024) | Food & Beverage (95%) | Very High |
| WITTE, TODD M.D. | Bellingham | 977 | 758 | Tissue pathology examination, moderate complexity | $210 (2018-2021) | Education (57%) | Very High |
| KRISHNAMOORTHI, RAJESH MD | Seattle | 939 | 772 | Hospital follow-up visit, moderate complexity | $484 (2018-2024) | Food & Beverage (100%) | Very High |
| PALMER, ROBERT DO | Everett | 937 | 789 | Tissue pathology examination, moderate complexity | $146 (2018-2018) | Food & Beverage (100%) | Very High |
| BROWN, GARRICK M.D. | Tacoma | 925 | 642 | Chronic care management, additional 20 min/month | $2,382 (2018-2024) | Food & Beverage (98%) | Very High |
| SIDDIQUE, ASMA | Seattle | 898 | 624 | Blood draw (venipuncture) | $428 (2018-2024) | Food & Beverage (100%) | Very High |
| LAM, SING M.D. | Seattle | 864 | 401 | Office visit, established patient (30-39 min) | $920 (2018-2024) | Travel (70%) | Very High |
| PABBY, AJAY MD | Spokane | 832 | 810 | Colon polyp removal with endoscopic snare | $5,696 (2018-2024) | Food & Beverage (100%) | Very High |
| MANAM, RAJESH MD | Puyallup | 810 | 514 | Chronic care management, additional 20 min/month | $1,403 (2018-2024) | Food & Beverage (100%) | Very High |
| TONG, STACY M.D. | Moses Lake | 794 | 755 | Moderate sedation during GI endoscopy | $799 (2018-2021) | Food & Beverage (100%) | Very High |
| ROBINSON O'NEILL, DARBY | Everett | 790 | 536 | Tissue pathology examination, moderate complexity | $146 (2018-2018) | Food & Beverage (100%) | Very High |
| LAI, EDWIN M.D. | Bellevue | 781 | 412 | Chronic care management, additional 20 min/month | $10,390 (2018-2024) | Food & Beverage (99%) | Very High |
| OJEABURU, JEREMIAH M.D. | Puyallup | 769 | 593 | Chronic care management, additional 20 min/month | $176 (2021-2024) | Food & Beverage (100%) | Very High |
| SCHWARTZ, DARREN MD | Tacoma | 769 | 401 | Chronic care management, additional 20 min/month | $773 (2018-2024) | Food & Beverage (71%) | Very High |
| SUDDUTH, ROBERT M.D. | Silverdale | 749 | 736 | Moderate sedation during GI endoscopy | $816 (2018-2024) | Food & Beverage (100%) | Very High |
| MOHAN, VENKATACHALA MD | Bellevue | 745 | 499 | Chronic care management, additional 20 min/month | $646,165 (2018-2024) | Consulting (80%) | Very High |
| HAMES, CHARLES M.D. | Walla Walla | 737 | 693 | Upper GI endoscopy with biopsy | $138 (2018-2019) | Food & Beverage (100%) | Very High |
| AGRAWAL, SANJAY M.D. | Tacoma | 731 | 491 | Chronic care management, additional 20 min/month | $1,432 (2018-2024) | Food & Beverage (98%) | Very High |
| TSUCHIDA, AMY MD | Tacoma | 729 | 683 | Office visit, established patient (30-39 min) | $412 (2023-2024) | Food & Beverage (100%) | Very High |
| SIDEEG, ABDELHALEEM M.D | Seattle | 709 | 381 | Hospital follow-up visit, moderate complexity | $38 (2021-2022) | Food & Beverage (100%) | Very High |
| HUANG, LIN MD, PHD | Tacoma | 699 | 490 | Chronic care management, additional 20 min/month | $449 (2018-2024) | Food & Beverage (100%) | Very High |
| HASSIG, WALTER M.D. | Federal Way | 697 | 390 | Chronic care management, additional 20 min/month | $1,401 (2018-2024) | Food & Beverage (100%) | Very High |
Note: Gastroenterology 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.