Brian A. Chalkin, DO
NPI 1861453102ActiveIndividual· Orthopaedic Surgery· Tulsa, OK
Orthopaedic Surgery (DO) in Tulsa, Oklahoma, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 1998). 965 Medicare patients in 2024, $479,902 paid; all of their 1,047 Part D prescriptions were generic. Linkbio Corp was the largest of 17 companies reporting payments in 2025, $52,894 in all, mostly consulting fees.
Overview
| NPI | 1861453102 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Mar 28, 2006 |
| Last updated in NPPES | Nov 12, 2024 |
| Certified by provider | Nov 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 3711 | OK |
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 - Hand Surgery (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 965 |
|---|---|
| Services billed | 5,140 across 148 procedure codes |
| Paid by Medicare | $479,902 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,047 · 1,050 30-day fills |
|---|---|
| Patients | 573 |
| Total drug cost | $35,009 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | New York College of Osteo Medicine of New York Institute of Technology |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Hand Surgery |
| Secondary specialties | Orthopedic Surgery |
Medical group
- Orthopaedic Center PCTulsa, OK · 19 clinicians
Hospital affiliations
- Ascension St John Broken ArrowBroken Arrow, OK
- Ascension St John Medical CenterTulsa, OK
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK
- Cleveland Area HospitalCleveland, OK
- Hillcrest Medical CenterTulsa, OK
Other facilities
- Enhabit Home Health of Eastern OklahomaHome health agency · Muskogee, OK
- Enhabit Home Health of Northeast OklahomaHome health agency · Broken Arrow, OK
- Oxford Healthcare HhHome health agency · Tulsa, OK
- Truheart Home HealthHome health agency · Tulsa, OK
- Via Life Home Health CareHome health agency · Pryor, OK
Industry payments (Open Payments)
- 2025$52,894 · 83 payments from 17 companies
- 2024$15,910 · 48 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Linkbio Corp | $31,684 | 9 |
| Shoulder Innovations, Inc. | $18,671 | 19 |
| Stryker Corporation | $352.33 | 21 |
| Smith+nephew, Inc. | $265.85 | 12 |
| Trimed, Inc. | $257.74 | 3 |
What the 2025 payments were for
- Consulting Fee$33,200 · 6 payments
- Travel and Lodging$15,852 · 9 payments
- Food and Beverage$3,784 · 66 payments
- Gift$58.78 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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