William Christian Grillo, PA-C
NPI 1497413710ActiveIndividual· Physician Assistant· Duluth, MN
Physician Assistant (PA-C) with The Duluth Clinic Ltd and 4 other groups, practicing in Duluth, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $5,366 for 437 claims, against $1,973 paid for services in 2024. Foundation Medical, LLC was the largest of 4 companies reporting payments in 2025, $2,653 in all, mostly travel and lodging. Lists Ely - Bloomenson Community Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1497413710 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 3, 2021 |
| Last updated in NPPES | Nov 21, 2023 |
| Certified by provider | Nov 21, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 13889 | MN |
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 - Physician Assistant (MN); Practitioner - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 29 |
|---|---|
| Services billed | 38 across 13 procedure codes |
| Paid by Medicare | $1,973 |
Part D prescriptions in 2024
| Prescriptions (claims) | 437 · 437 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $5,366 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- The Duluth Clinic LtdHermantown, MN · 1,144 clinicians
- Polinsky Medical Rehabilitation CenterDuluth, MN · 382 clinicians
- Range Regional Health ServicesHibbing, MN · 353 clinicians
- Grand Itasca Clinic and HospitalGrand Rapids, MN · 323 clinicians
- Orthopedic Associates of Duluth PADuluth, MN · 37 clinicians
Hospital affiliations
- Ely - Bloomenson Community HospitalEly, MN
- Essentia Health DuluthDuluth, MN
- Grand Itasca Clinic and HospitalGrand Rapids, MN
- Range Regional Health ServicesHibbing, MN
Industry payments (Open Payments)
- 2025$2,653 · 23 payments from 4 companies
- 2024$614.55 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Foundation Medical, LLC | $995.68 | 8 |
| Smith+nephew, Inc. | $779.18 | 6 |
| Arthrex, Inc. | $748.40 | 7 |
| Stryker Corporation | $130.01 | 2 |
What the 2025 payments were for
- Travel and Lodging$1,369 · 7 payments
- Food and Beverage$1,284 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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