Cameron W. Brennan, MD
NPI 1689659963ActiveIndividual· Neurological Surgery· New York, NY
Neurological Surgery (MD) in New York, New York, trained at Js Weill Medical College, Cornell University (class of 1994). Mostly services rather than prescriptions: Medicare paid $126,397 for 128 patients in 2024, with only 27 Part D claims. Bayer Healthcare Pharmaceuticals Inc. was the largest of 3 companies reporting payments in 2025, $1,084 in all, mostly travel and lodging.
Overview
| NPI | 1689659963 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 9, 2005 |
| Last updated in NPPES | Apr 7, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 210534-1 | NY |
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 (NJ); Practitioner - Neurosurgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 128 |
|---|---|
| Services billed | 268 across 36 procedure codes |
| Paid by Medicare | $126,397 |
Part D prescriptions in 2024
| Prescriptions (claims) | 27 · 27 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $284.04 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Js Weill Medical College, Cornell University |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical groups
- Mskcc Surgery GroupNew York, NY · 369 clinicians
- Msk BergenMontvale, NJ · 255 clinicians
Industry payments (Open Payments)
- 2025$1,084 · 10 payments from 3 companies
- 2024$13.46 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $1,049 | 8 |
| Clearpoint Neuro, Inc. | $18.69 | 1 |
| Medtronic, Inc. | $15.78 | 1 |
What the 2025 payments were for
- Travel and Lodging$681.42 · 2 payments
- Food and Beverage$402.36 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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