Chelsea Anne Alvarado, FNP-BC
NPI 1639812001ActiveIndividual· Nurse Practitioner· Huntsville, AL
Nurse Practitioner (FNP-BC) in Huntsville, Alabama, licensed in AL, with an NPI issued in April 2022. Merck Sharp & Dohme LLC was the largest of 3 companies reporting payments in 2025, $355.24 in all, mostly food and beverage.
Overview
| NPI | 1639812001 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-BC |
| Sole proprietor | Yes |
| NPI issued | Apr 14, 2022 |
| Last updated in NPPES | Jun 26, 2022 |
| Certified by provider | Jun 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 1-169437 | AL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$355.24 · 3 payments from 3 companies
- 2024$365.12 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $125.00 | 1 |
| Melinta Therapeutics, LLC | $124.99 | 1 |
| La Jolla Pharmaceutical Company | $105.25 | 1 |
What the 2025 payments were for
- Food and Beverage$355.24 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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