Kooper Harrison Underwood
NPI 1366039125ActiveIndividual· Physician Assistant· Phoenix, AZ
Physician Assistant with Specialty Associates of West Houston PLLC, practicing in Phoenix, Arizona. Mostly services rather than prescriptions: Medicare paid $8,600 for 61 patients in 2024, with only 26 Part D claims. Globus Medical, Inc. was the largest of 5 companies reporting payments in 2025, $707.38 in all, mostly food and beverage. Lists HCA Houston Healthcare Conroe as a hospital affiliation.
Overview
| NPI | 1366039125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Dec 28, 2020 |
| Last updated in NPPES | Jun 21, 2024 |
| Certified by provider | Jun 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA17869 | TX |
| Physician Assistant | 363A00000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (AZ); Practitioner - Physician Assistant (CA); Practitioner - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 87 across 45 procedure codes |
| Paid by Medicare | $8,600 |
Part D prescriptions in 2024
| Prescriptions (claims) | 26 · 28 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $162.85 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Specialty Associates of West Houston PLLCHouston, TX · 129 clinicians
Hospital affiliation
- HCA Houston Healthcare ConroeConroe, TX
Industry payments (Open Payments)
- 2025$707.38 · 8 payments from 5 companies
- 2024$289.32 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $315.50 | 2 |
| Osteocentric Technologies, Inc. | $214.38 | 2 |
| Stryker Corporation | $84.85 | 2 |
| Ethicon US, LLC | $63.78 | 1 |
| Smith+nephew, Inc. | $28.87 | 1 |
What the 2025 payments were for
- Food and Beverage$707.38 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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