Guillermo M. Guzman Trevino, MD
NPI 1881828010ActiveIndividual· Obstetrics & Gynecology· Nampa, ID
Obstetrics & Gynecology (MD) with Saint Alphonsus Regional Medical Center Inc, practicing in Nampa, Idaho. Their prescriptions cost Medicare Part D more than their services did: $5,061 for 83 claims, against $3,325 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 2 companies reporting payments in 2024, $109.46 in all, mostly food and beverage. Lists Saint Alphonsus Medical Center Ontario and 1 other hospital as hospital affiliations.
Overview
| NPI | 1881828010 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 1, 2009 |
| Last updated in NPPES | Dec 9, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | M-12168 | ID |
| Obstetrics & Gynecology | 207V00000X | MD29170 | OR |
| Obstetrics & Gynecology | 207V00000X | MD-29170 | OR |
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 - Obstetrics/Gynecology (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 28 |
|---|---|
| Services billed | 60 across 21 procedure codes |
| Paid by Medicare | $3,325 |
Part D prescriptions in 2024
| Prescriptions (claims) | 83 · 94 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $5,061 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Saint Alphonsus Regional Medical Center IncBoise, ID · 680 clinicians
Hospital affiliations
- Saint Alphonsus Medical Center OntarioOntario, OR
- Saint Alphonsus Regional Medical CenterBoise, ID
Industry payments (Open Payments)
- 2024$109.46 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $75.73 | 1 |
| Astellas Pharma US Inc | $33.73 | 1 |
What the 2024 payments were for
- Food and Beverage$109.46 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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