David Joseph Mayo, PA-C
NPI 1184213522ActiveIndividual· Physician Assistant, Medical· Washington, MO
Physician Assistant, Medical (PA-C) in Washington, Missouri, licensed in MO, with an NPI issued in January 2021. 91 Medicare patients in 2024, $7,431 paid; nearly all of their 249 Part D prescriptions were generic (98%).
Overview
| NPI | 1184213522 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 11, 2021 |
| Last updated in NPPES | Feb 22, 2022 |
| Certified by provider | Feb 22, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 2022006233 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 110 across 11 procedure codes |
| Paid by Medicare | $7,431 |
Part D prescriptions in 2024
| Prescriptions (claims) | 249 · 249 30-day fills |
|---|---|
| Patients | 186 |
| Total drug cost | $1,693 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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