Leslie Noel Chanasue, M.D.
NPI 1831543826ActiveIndividual· Family Medicine· Chesterfield, MO
Family Medicine (M.D.) with Mercy Clinic East Communities and 1 other group, practicing in Chesterfield, Missouri. Their prescriptions cost Medicare Part D more than their services did: $344,949 for 4,194 claims, against $49,363 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $616.16 in all, mostly food and beverage. Lists Mercy Hospital South and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1831543826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 16, 2016 |
| Last updated in NPPES | Sep 4, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 2019031792 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 173 |
|---|---|
| Services billed | 541 across 20 procedure codes |
| Paid by Medicare | $49,363 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,194 · 10,367 30-day fills |
|---|---|
| Patients | 432 |
| Total drug cost | $344,949 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Mercy Clinic East CommunitiesSaint Louis, MO · 571 clinicians
- Aging Well Health Care, LLCSaint Louis, MO · 238 clinicians
Hospital affiliations
- Mercy Hospital SouthSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
- Mercy Hospital WashingtonWashington, MO
- Missouri Baptist Medical CenterSaint Louis, MO
Other facilities
- Mercy Home HealthHome health agency · Saint Louis, MO
Industry payments (Open Payments)
- 2025$616.16 · 33 payments from 8 companies
- 2024$298.23 · 16 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $192.07 | 10 |
| Pfizer Inc. | $175.90 | 11 |
| Lilly USA, LLC | $97.07 | 4 |
| Sumitomo Pharma America, Inc. | $63.67 | 3 |
| Novo Nordisk Inc | $35.74 | 2 |
What the 2025 payments were for
- Food and Beverage$616.16 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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