Kathryn Marie Phillips, PA-C
NPI 1275936684ActiveIndividual· Physician Assistant· Federal Way, WA
Physician Assistant (PA-C) with Washington Gastroenterology PLLC, practicing in Federal Way, Washington. Their prescriptions cost Medicare Part D more than their services did: $91,609 for 550 claims, against $16,849 paid for services in 2024. Janssen Biotech, Inc. was the largest of 7 companies reporting payments in 2025, $252.02 in all, mostly food and beverage. Lists Multicare Covington Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1275936684 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 29, 2014 |
| Last updated in NPPES | Dec 9, 2019 |
| Certified by provider | Dec 9, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA.60490709 | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 207 |
|---|---|
| Services billed | 282 across 15 procedure codes |
| Paid by Medicare | $16,849 |
Part D prescriptions in 2024
| Prescriptions (claims) | 550 · 837 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $91,609 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Washington Gastroenterology PLLCTacoma, WA · 143 clinicians
Hospital affiliations
- Multicare Covington Medical CenterCovington, WA
- Multicare Good Samaritan HospitalPuyallup, WA
- Tacoma General Allenmore HospitalTacoma, WA
Industry payments (Open Payments)
- 2025$252.02 · 11 payments from 7 companies
- 2024$821.56 · 29 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $56.75 | 3 |
| Pfizer Inc. | $45.25 | 2 |
| Phathom Pharmaceuticals, Inc. | $39.88 | 2 |
| Aimmune Therapeutics, Inc. | $28.14 | 1 |
| Madrigal Pharmaceuticals | $27.77 | 1 |
What the 2025 payments were for
- Food and Beverage$252.02 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 51 physician assistants in Federal Way · All physician assistants in Washington