May Wakamatsu, MD
NPI 1205819505ActiveIndividual· Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery· Boston, MA
Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery (MD) in Boston, Massachusetts, licensed in MA, with an NPI issued in November 2005. Their prescriptions cost Medicare Part D more than their services did: $290,603 for 985 claims, against $75,479 paid for services in 2024. Boston Scientific Corporation reported $139.40 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1205819505 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 22, 2005 |
| Last updated in NPPES | Jun 24, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery Primary | 207VF0040X | 57797 | MA |
| Obstetrics & Gynecology | 207V00000X | 57797 | MA |
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 - Obstetrics/Gynecology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 360 |
|---|---|
| Services billed | 1,801 across 38 procedure codes |
| Paid by Medicare | $75,479 |
Part D prescriptions in 2024
| Prescriptions (claims) | 985 · 2,202 30-day fills |
|---|---|
| Patients | 277 |
| Total drug cost | $290,603 |
| Generic share | 71% of claims |
Industry payments (Open Payments)
- 2025$139.40 · 1 payment from 1 company
- 2024$157.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $139.40 | 1 |
What the 2025 payments were for
- Food and Beverage$139.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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