Kristi L. Grigg, PA-C
NPI 1831118801ActiveIndividual· Physician Assistant, Medical· Rigby, ID
Physician Assistant, Medical (PA-C) with Mountain View Hospital LLC, practicing in Rigby, Idaho. Their prescriptions cost Medicare Part D more than their services did: $183,737 for 3,189 claims, against $18,472 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 5 companies reporting payments in 2025, $117.56 in all, mostly food and beverage. Lists Eastern Idaho Regional Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1831118801 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | May 8, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA467 | ID |
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 (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 196 |
|---|---|
| Services billed | 359 across 25 procedure codes |
| Paid by Medicare | $18,472 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,189 · 7,072 30-day fills |
|---|---|
| Patients | 381 |
| Total drug cost | $183,737 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mountain View Hospital LLCIdaho Falls, ID · 276 clinicians
Hospital affiliations
- Eastern Idaho Regional Medical CenterIdaho Falls, ID
- Idaho Falls Community Hospital, LLCIdaho Falls, ID
- Mountain View HospitalIdaho Falls, ID
Industry payments (Open Payments)
- 2025$117.56 · 7 payments from 5 companies
- 2024$125.00 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $45.18 | 3 |
| Glaxosmithkline, LLC. | $25.21 | 1 |
| Novo Nordisk Inc | $17.05 | 1 |
| Pfizer Inc. | $15.40 | 1 |
| Viatris Specialty LLC | $14.72 | 1 |
What the 2025 payments were for
- Food and Beverage$117.56 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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