Tish D. Davis, PA-C
NPI 1548201007ActiveIndividual· Physician Assistant, Medical· Meridian, ID
Physician Assistant, Medical (PA-C) with Idaho Gastroenterology Associates LLP, practicing in Meridian, Idaho. Their prescriptions cost Medicare Part D more than their services did: $302,174 for 1,235 claims, against $22,806 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $142.24 in all, mostly food and beverage. Lists St Luke's Nampa Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1548201007 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 8, 2006 |
| Last updated in NPPES | Jul 22, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA1576 | ID |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 238 |
|---|---|
| Services billed | 344 across 8 procedure codes |
| Paid by Medicare | $22,806 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,235 · 2,707 30-day fills |
|---|---|
| Patients | 308 |
| Total drug cost | $302,174 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Idaho Gastroenterology Associates LLPNampa, ID · 35 clinicians
Hospital affiliations
- St Luke's Nampa Medical CenterNampa, ID
- St Luke's Regional Medical CenterBoise, ID
Industry payments (Open Payments)
- 2025$142.24 · 7 payments from 4 companies
- 2024$14.51 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $59.30 | 3 |
| Aimmune Therapeutics, Inc. | $44.56 | 2 |
| Gilead Sciences, Inc. | $20.27 | 1 |
| Phathom Pharmaceuticals, Inc. | $18.11 | 1 |
What the 2025 payments were for
- Food and Beverage$142.24 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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