Specialty Directory
Colon & Rectal Surgery in Houston, TX
Federal CMS data for 23 colon & rectal surgery providers practicing in Houston, TX. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
23
Providers
Median industry payments
$5,714
23
Colon & Rectal Surgery Providers
in Houston, TX
$5,714
Median Industry Payments
per provider (2018–2024)
164
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.
Colon & Rectal Surgery includes multiple subspecialties with different practice patterns.
Learn more →
Colon & Rectal Surgery Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| HAAS, ERIC M.D. | 761 | 608 | Colonoscopy | $165,581 (2018-2024) | Consulting (44%) | Very High |
| CALI, JOSEPH M.D. | 623 | 556 | Office visit, established patient (10-19 min) | $4,727 (2018-2024) | Food & Beverage (87%) | Very High |
| CUSICK, MARIANNE MD, MSPH | 546 | 458 | Anoscopy | $19,062 (2018-2024) | Consulting (42%) | Very High |
| MCKNIGHT, SCOTT MD | 543 | 502 | Office visit, established patient (20-29 min) | $118,661 (2018-2024) | Education (95%) | Very High |
| SNYDER, MICHAEL M.D. | 522 | 456 | Office visit, established patient (20-29 min) | $24,748 (2018-2024) | Consulting (59%) | Very High |
| PIDALA, MARK M.D. | 499 | 466 | New patient office visit (30-44 min) | $5,714 (2018-2024) | Food & Beverage (60%) | Very High |
| MADRIZ, OMAR M.D. | 365 | 329 | Colonoscopy | $4,071 (2018-2024) | Food & Beverage (72%) | Very High |
| CHEN, LISA M.D. | 341 | 324 | Anoscopy | $3,605 (2018-2024) | Food & Beverage (100%) | Very High |
| GILMORE, KELLY MD | 246 | 189 | Office visit, established patient (20-29 min) | $11,751 (2018-2024) | Education (69%) | Very High |
| VOLOYIANNIS, THEODOROS M.D. | 238 | 210 | Colonoscopy | $122,628 (2018-2024) | Consulting (42%) | Very High |
| RAPHAELI, TAL MD | 235 | 189 | Hospital follow-up visit, moderate complexity | $8,222 (2018-2024) | Travel (56%) | Very High |
| VAN EPS, JEFFREY M.D. | 164 | 136 | Anoscopy | $6,779 (2018-2024) | Education (42%) | Very High |
| WEAVER, MATTHEW MD | 163 | 150 | Anoscopy | $4,126 (2018-2024) | Food & Beverage (67%) | Very High |
| KONISHI, TSUYOSHI MD, PHD | 143 | 121 | Colonoscopy | $44,440 (2021-2024) | Consulting (52%) | Very High |
| KAMAL, TAREQ M.D | 93 | 91 | Anoscopy | $1,092 (2018-2024) | Food & Beverage (97%) | Very High |
| CHANG, GEORGE M.D. | 53 | 33 | Hospital follow-up visit, low complexity | $30,895 (2018-2024) | Consulting (64%) | Very High |
| TRAN, VICTORIA PA-C | 50 | 43 | Office visit, established patient (30-39 min) | $0 | — | Moderate |
| PEACOCK, OLIVER | 48 | 33 | Colonoscopy | $0 | — | Moderate |
| BAILEY, H M.D. | — | — | — | $31,219 (2018-2024) | Consulting (84%) | High |
| THOMPSON, DAVID M.D. | — | — | — | $554 (2018-2018) | Food & Beverage (100%) | Moderate |
| BUTTS, DONALD M.D. | — | — | — | $730 (2018-2023) | Food & Beverage (100%) | Moderate |
| SKAKUN, GARY M.D. | — | — | — | $1,917 (2018-2024) | Food & Beverage (100%) | Moderate |
| MOON, JEONGYOON MD | — | — | — | $0 | — | Low |
Note: Colon & Rectal Surgery 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
Colon & Rectal Surgery encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (17)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| HAAS, ERIC | 761 | $165,581 |
| CALI, JOSEPH | 623 | $4,727 |
| CUSICK, MARIANNE | 546 | $19,062 |
| MCKNIGHT, SCOTT | 543 | $118,661 |
| SNYDER, MICHAEL | 522 | $24,748 |
| PIDALA, MARK | 499 | $5,714 |
| MADRIZ, OMAR | 365 | $4,071 |
| CHEN, LISA | 341 | $3,605 |
| GILMORE, KELLY | 246 | $11,751 |
| VOLOYIANNIS, THEODOROS | 238 | $122,628 |
General Practice (5)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| BAILEY, H | 0 | $31,219 |
| THOMPSON, DAVID | 0 | $554 |
| BUTTS, DONALD | 0 | $730 |
| SKAKUN, GARY | 0 | $1,917 |
| MOON, JEONGYOON | 0 | $0 |
Mixed Practice (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| CHANG, GEORGE | 53 | $30,895 |