Dennis S. Oh, MD
NPI 1225111511ActiveIndividual· Neurological Surgery· Springfield, MA
Neurological Surgery (MD) with Baystate Medical Practices Inc, practicing in Springfield, Massachusetts. 551 Medicare patients in 2024, $476,085 paid; all of their 131 Part D prescriptions were generic. Csl Behring reported $20.00 in payments in 2024, mostly education. Lists Baystate Franklin Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1225111511 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 23, 2006 |
| Last updated in NPPES | Nov 15, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 226775 | 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 - Neurosurgery (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 551 |
|---|---|
| Services billed | 1,220 across 36 procedure codes |
| Paid by Medicare | $476,085 |
Part D prescriptions in 2024
| Prescriptions (claims) | 131 · 131 30-day fills |
|---|---|
| Patients | 79 |
| Total drug cost | $686.70 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Neurosurgery |
Medical group
- Baystate Medical Practices IncSpringfield, MA · 1,369 clinicians
Hospital affiliations
- Baystate Franklin Medical CenterGreenfield, MA
- Baystate Medical CenterSpringfield, MA
- Baystate Noble HospitalWestfield, MA
- Cooley Dickinson Hospital Inc,theNorthampton, MA
- Fairview HospitalGreat Barrington, MA
Other facilities
- Baystate Home HealthHome health agency · W Springfield, MA
- Centerwell Home HealthHome health agency · Pittsfield, MA
- Encompass Health Home HealthHome health agency · Ludlow, MA
Industry payments (Open Payments)
- 2024$20.00 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Csl Behring | $20.00 | 1 |
What the 2024 payments were for
- Education$20.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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