Kenneth K. Hamai, MD
NPI 1073587713ActiveIndividual· Obstetrics & Gynecology· Washington, MO
Obstetrics & Gynecology (MD) in Washington, Missouri, trained at Saint Louis University School of Medicine (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $11,966 for 160 claims, against $2,486 paid for services in 2024. Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $29.13 in all, mostly food and beverage.
Overview
| NPI | 1073587713 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 16, 2006 |
| Last updated in NPPES | Jul 14, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 100463 | 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 - Obstetrics/Gynecology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 48 across 13 procedure codes |
| Paid by Medicare | $2,486 |
Part D prescriptions in 2024
| Prescriptions (claims) | 160 · 280 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $11,966 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Mercy Clinic East CommunitiesSaint Louis, MO · 571 clinicians
- Mercy Hospitals East CommunitiesWashington, MO · 30 clinicians
Hospital affiliation
- Mercy Hospital WashingtonWashington, MO
Industry payments (Open Payments)
- 2025$29.13 · 2 payments from 2 companies
- 2024$190.14 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $15.40 | 1 |
| Astellas Pharma US Inc | $13.73 | 1 |
What the 2025 payments were for
- Food and Beverage$29.13 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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