Caryl Guillermo, MD
NPI 1093043358ActiveIndividual· Family Medicine· Webster, TX
Family Medicine (MD) with Utmb Faculty Group Practice, practicing in Webster, Texas. Their prescriptions cost Medicare Part D more than their services did: $593,717 for 8,317 claims, against $46,515 paid for services in 2024. Abbvie Inc. reported $20.90 in payments in 2025, mostly food and beverage. Lists HCA Houston Healthcare Clear Lake and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1093043358 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 25, 2009 |
| Last updated in NPPES | Oct 5, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | N4443 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 335 |
|---|---|
| Services billed | 1,041 across 18 procedure codes |
| Paid by Medicare | $46,515 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,317 · 19,129 30-day fills |
|---|---|
| Patients | 632 |
| Total drug cost | $593,717 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Utmb Faculty Group PracticeGalveston, TX · 1,101 clinicians
Hospital affiliations
- HCA Houston Healthcare Clear LakeWebster, TX
- Memorial Hermann Hospital SystemHouston, TX
- University of Texas Medical Branch GalvestonGalveston, TX
Industry payments (Open Payments)
- 2025$20.90 · 1 payment from 1 company
- 2024$104.72 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $20.90 | 1 |
What the 2025 payments were for
- Food and Beverage$20.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 family medicine physicians in Webster · All family medicine physicians in Texas