Sivan Vainer, MD
NPI 1134658487ActiveIndividual· Obstetrics & Gynecology· Boston, MA
Obstetrics & Gynecology (MD) with Mount Auburn Professional Services Inc, practicing in Boston, Massachusetts. In 2024 Medicare paid $7,270 for 38 patients, and Part D covered 74 of their prescriptions, 82% of them generic. Astellas Pharma US Inc was the largest of 2 companies reporting payments in 2025, $62.21 in all, mostly food and beverage. Lists Mount Auburn Hospital as a hospital affiliation.
Overview
| NPI | 1134658487 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2017 |
| Last updated in NPPES | Jun 9, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 272553 | MA |
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 (FL); Practitioner - Obstetrics/Gynecology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 80 across 19 procedure codes |
| Paid by Medicare | $7,270 |
Part D prescriptions in 2024
| Prescriptions (claims) | 74 · 109 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $4,599 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Mount Auburn Professional Services IncCambridge, MA · 231 clinicians
Hospital affiliation
- Mount Auburn HospitalCambridge, MA
Industry payments (Open Payments)
- 2025$62.21 · 2 payments from 2 companies
- 2024$47.71 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $44.30 | 1 |
| Coopersurgical, Inc. | $17.91 | 1 |
What the 2025 payments were for
- Food and Beverage$62.21 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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