Merryl Nambiathusseril, FNP
NPI 1861078669ActiveIndividual· Nurse Practitioner, Family· Rochester, MI
Nurse Practitioner, Family (FNP) with Gilead Pain Care PLLC, practicing in Rochester, Michigan. Their prescriptions cost Medicare Part D more than their services did: $85,629 for 1,505 claims, against $19,852 paid for services in 2024. Collegium Pharmaceutical, Inc. reported $19.42 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1861078669 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | Yes |
| NPI issued | Mar 22, 2021 |
| Last updated in NPPES | Mar 22, 2021 |
| Certified by provider | Mar 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 4704304556 | MI |
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 - Nurse Practitioner (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 44 |
|---|---|
| Services billed | 380 across 4 procedure codes |
| Paid by Medicare | $19,852 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,505 · 1,668 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $85,629 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Gilead Pain Care PLLCClinton Township, MI · 3 clinicians
Industry payments (Open Payments)
- 2025$19.42 · 1 payment from 1 company
- 2024$86.48 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Collegium Pharmaceutical, Inc. | $19.42 | 1 |
What the 2025 payments were for
- Food and Beverage$19.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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