Kevin Madayag, PA-C
NPI 1518477181ActiveIndividual· Physician Assistant· Scottsdale, AZ
Physician Assistant (PA-C) with Arizona Asthma Allergy Legacy PLC, practicing in Scottsdale, Arizona. Their prescriptions cost Medicare Part D more than their services did: $138,181 for 848 claims, against $44,736 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 23 companies reporting payments in 2025, $3,432 in all, mostly food and beverage.
Overview
| NPI | 1518477181 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 9, 2017 |
| Last updated in NPPES | Jan 25, 2021 |
| Certified by provider | Jan 25, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 6863 | AZ |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 64 |
|---|---|
| Services billed | 1,466 across 12 procedure codes |
| Paid by Medicare | $44,736 |
Part D prescriptions in 2024
| Prescriptions (claims) | 848 · 1,244 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $138,181 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Arizona Asthma Allergy Legacy PLCAvondale, AZ · 17 clinicians
Industry payments (Open Payments)
- 2025$3,432 · 220 payments from 23 companies
- 2024$2,575 · 148 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $656.56 | 50 |
| Astrazeneca Pharmaceuticals LP | $511.99 | 44 |
| Genzyme Corporation | $315.43 | 19 |
| Takeda Pharmaceuticals U.S.A., Inc. | $268.93 | 30 |
| Csl Behring | $247.67 | 9 |
What the 2025 payments were for
- Food and Beverage$3,339 · 215 payments
- Consulting Fee$93.01 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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