Douglas Mayo
NPI 1942674254ActiveIndividual· Nurse Practitioner, Family· Weldon Spring, MO
Nurse Practitioner, Family with Emergency Physicians of St Lukes LLC and 1 other group, practicing in Weldon Spring, Missouri. Their prescriptions cost Medicare Part D more than their services did: $265,228 for 2,990 claims, against $590.97 paid for services in 2024. Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $1,060 in all, mostly food and beverage. Lists Mercy Hospital Lincoln as a hospital affiliation.
Overview
| NPI | 1942674254 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Nov 24, 2015 |
| Last updated in NPPES | Nov 24, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 2015032884 | 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 - Nurse Practitioner (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 15 across 5 procedure codes |
| Paid by Medicare | $590.97 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,990 · 6,321 30-day fills |
|---|---|
| Patients | 482 |
| Total drug cost | $265,228 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Emergency Physicians of St Lukes LLCEllisville, MO · 61 clinicians
- Mercy Hospital LincolnTroy, MO · 32 clinicians
Hospital affiliation
- Mercy Hospital LincolnTroy, MO
Industry payments (Open Payments)
- 2025$1,060 · 61 payments from 21 companies
- 2024$497.97 · 23 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $327.68 | 24 |
| Vanda Pharmaceuticals Inc. | $127.34 | 5 |
| Novo Nordisk Inc | $111.63 | 6 |
| Dexcom, Inc. | $54.34 | 2 |
| Pfizer Inc. | $52.93 | 3 |
What the 2025 payments were for
- Food and Beverage$1,060 · 61 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family nurse practitioners in Weldon Spring
- 1275396376
- 1114746575