Cornelis Millard Elmes, MD
NPI 1245280460ActiveIndividual· Orthopaedic Surgery· Rochester, NY
Orthopaedic Surgery (MD) with Northbay Physicians Surgery Center, LLC and 1 other group, practicing in Rochester, New York. Mostly services rather than prescriptions: Medicare paid $111,420 for 239 patients in 2024, with only 41 Part D claims. Abbott Laboratories was the largest of 3 companies reporting payments in 2025, $282.11 in all, mostly food and beverage. Lists Northbay Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1245280460 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Aug 14, 2026 |
| Certified by provider | Aug 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 218698 | NY |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | 41021 | TN |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | A86984 | CA |
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 - Orthopedic Surgery (CA); Practitioner - Orthopedic Surgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 239 |
|---|---|
| Services billed | 1,830 across 83 procedure codes |
| Paid by Medicare | $111,420 |
Part D prescriptions in 2024
| Prescriptions (claims) | 41 · 45 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $303.17 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical groups
- Northbay Physicians Surgery Center, LLCFairfield, CA · 324 clinicians
- Northbay Health Medical FoundationFairfield, CA · 213 clinicians
Hospital affiliations
- Northbay Medical CenterFairfield, CA
- Rochester General HospitalRochester, NY
Industry payments (Open Payments)
- 2025$282.11 · 3 payments from 3 companies
- 2024$1,065 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $174.14 | 1 |
| Depuy Synthes Sales Inc. | $90.27 | 1 |
| Merck Sharp & Dohme LLC | $17.70 | 1 |
What the 2025 payments were for
- Food and Beverage$282.11 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 orthopedic surgeons in Rochester · All orthopedic surgeons in New York