Leanna Wendy Mah, M.D.
NPI 1649682592ActiveIndividual· Urology· Clackamas, OR
Urology (M.D.) in Clackamas, Oregon, trained at Oregon Health Sciences University School of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $43,284 for 827 claims, against $783.37 paid for services in 2024. Koelis Inc. reported $137.40 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1649682592 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 27, 2014 |
| Last updated in NPPES | Jul 30, 2025 |
| Certified by provider | Jul 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | MD200076 | OR |
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 - Urology (OR); Practitioner - Urology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 16 across 10 procedure codes |
| Paid by Medicare | $783.37 |
Part D prescriptions in 2024
| Prescriptions (claims) | 827 · 1,709 30-day fills |
|---|---|
| Patients | 291 |
| Total drug cost | $43,284 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Oregon Health Sciences University School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Urology |
Medical group
- Kaiser Foundation Health Plan of the NorthwestSalem, OR · 1,807 clinicians
Hospital affiliation
- Kaiser Sunnyside Medical CenterClackamas, OR
Industry payments (Open Payments)
- 2025$137.40 · 1 payment from 1 company
- 2024$128.05 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Koelis Inc. | $137.40 | 1 |
What the 2025 payments were for
- Food and Beverage$137.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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