Nicole Reiko Guillen, MD
NPI 1528555026ActiveIndividual· Emergency Medicine· Sparks, NV
Emergency Medicine (MD) in Sparks, Nevada, licensed in NV, CA and OR, with an NPI issued in April 2018. 38 Medicare patients in 2024, $4,240 paid; nearly all of their 213 Part D prescriptions were generic (97%). Glaxosmithkline, LLC. reported $16.75 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1528555026 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 19, 2018 |
| Last updated in NPPES | Jan 27, 2025 |
| Certified by provider | Jan 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 21097 | NV |
| Emergency Medicine | 207P00000X | A166122 | CA |
| Emergency Medicine | 207P00000X | MD217502 | OR |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Emergency Medicine (CA); Practitioner - Emergency Medicine (NV); Practitioner - Emergency Medicine (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 39 across 6 procedure codes |
| Paid by Medicare | $4,240 |
Part D prescriptions in 2024
| Prescriptions (claims) | 213 · 213 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $3,488 |
| Generic share | 97% of claims |
Industry payments (Open Payments)
- 2024$16.75 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $16.75 | 1 |
What the 2024 payments were for
- Food and Beverage$16.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Sparks
- 1013539931
- 1336535897
- 1376166892
- 1184200602
- 1275593436
- 1558320705
- 1669122685
- 1740579366
- 1841259686
- 1265097166
- 1326493503
- 1457797250
All 29 emergency medicine physicians in Sparks · All emergency medicine physicians in Nevada