Specialty Directory
Internal Medicine in San Marcos, TX
Federal CMS data for 12 internal medicine providers practicing in San Marcos, TX. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
12
Providers
Median industry payments
$219
12
Internal Medicine Providers
in San Marcos, TX
$219
Median Industry Payments
per provider (2018–2024)
974
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.
Internal Medicine includes multiple subspecialties with different practice patterns.
Learn more →
Internal Medicine Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| CLULEY, JOHN M.D. | 4,727 | 823 | Vedolizumab infusion (Entyvio) | $4,182 (2018-2024) | Food & Beverage (100%) | Very High |
| SOLOMON, CURTIS MD | 3,277 | 2,164 | Office visit, established patient (30-39 min) | $3,573 (2018-2024) | Food & Beverage (100%) | Very High |
| SMITH, GRAYSON MD | 2,049 | 1,166 | Office visit, established patient (30-39 min) | $204 (2019-2023) | Food & Beverage (100%) | Very High |
| DOLAN, DONNA MD | 1,652 | 1,112 | Office visit, established patient (30-39 min) | $33 (2019-2024) | Food & Beverage (100%) | Very High |
| MAREK, SHANNON M.D. | 1,250 | 1,177 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | $7,840 (2018-2024) | Food & Beverage (100%) | Very High |
| AYALA, JOSE MD | 1,008 | 501 | Hospital follow-up visit, moderate complexity | $1,068 (2018-2024) | Food & Beverage (100%) | Very High |
| HARRIS, RUBIN MD | 941 | 496 | Hospital follow-up visit, moderate complexity | $234 (2018-2019) | Food & Beverage (100%) | Very High |
| WENG, GLADYS D.O. | 815 | 540 | Office visit, established patient (30-39 min) | $29 (2024-2024) | Food & Beverage (100%) | Very High |
| MOORE, GREGORY MD | — | — | — | $1,461 (2018-2023) | Food & Beverage (98%) | High |
| NICHOLS, CODY M.D. | — | — | — | $32 (2022-2022) | Food & Beverage (100%) | Moderate |
| WHISENANT, MARGARET M.D. | — | — | — | $15 (2019-2019) | Food & Beverage (100%) | Moderate |
| CARRANCO, EMILIO M.D. | — | — | — | $175 (2023-2023) | Food & Beverage (100%) | Moderate |
Note: Internal Medicine 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
Internal Medicine encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (6)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| SOLOMON, CURTIS | 3,277 | $3,573 |
| SMITH, GRAYSON | 2,049 | $204 |
| DOLAN, DONNA | 1,652 | $33 |
| MAREK, SHANNON | 1,250 | $7,840 |
| AYALA, JOSE | 1,008 | $1,068 |
| WENG, GLADYS | 815 | $29 |
General Practice (4)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| MOORE, GREGORY | 0 | $1,461 |
| NICHOLS, CODY | 0 | $32 |
| WHISENANT, MARGARET | 0 | $15 |
| CARRANCO, EMILIO | 0 | $175 |
Mixed Practice (2)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| CLULEY, JOHN | 4,727 | $4,182 |
| HARRIS, RUBIN | 941 | $234 |