Jonathan A. Kark, MD
NPI 1902225386ActiveIndividual· Orthopaedic Surgery, Orthopaedic Surgery of the Spine· Portland, OR
Orthopaedic Surgery, Orthopaedic Surgery of the Spine (MD) in Portland, Oregon, trained at University of Colorado School of Medicine, Aurora (class of 2014). Medicare paid $99,111 for services to 71 patients in 2024. Depuy Synthes Sales Inc. was the largest of 2 companies reporting payments in 2025, $294.39 in all, mostly food and beverage.
Overview
| NPI | 1902225386 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 14, 2014 |
| Last updated in NPPES | Sep 11, 2024 |
| Certified by provider | Sep 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Orthopaedic Surgery of the Spine Primary | 207XS0117X | MD212801 | OR |
| Orthopaedic Surgery, Orthopaedic Surgery of the Spine | 207XS0117X | 53703 | KY |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | 53703 | KY |
| Orthopaedic Surgery, Orthopaedic Surgery of the Spine | 207XS0117X | MD60941867 | WA |
| Orthopaedic Surgery | 207X00000X | MD212801 | OR |
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 - Orthopedic Surgery (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 71 |
|---|---|
| Services billed | 319 across 60 procedure codes |
| Paid by Medicare | $99,111 |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Aurora |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical group
- University Professional ServicesBeaverton, OR · 1,724 clinicians
Hospital affiliation
- Ohsu Hospital and ClinicsPortland, OR
Industry payments (Open Payments)
- 2025$294.39 · 3 payments from 2 companies
- 2024$323.51 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $159.40 | 2 |
| Icotec Medical Inc. | $134.99 | 1 |
What the 2025 payments were for
- Food and Beverage$294.39 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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