Nikolaj Wolfson, M.D.
NPI 1144270612ActiveIndividual· Orthopaedic Surgery, Orthopaedic Trauma· San Francisco, CA
Orthopaedic Surgery, Orthopaedic Trauma (M.D.) with Chinese Hospital Association, practicing in San Francisco, California. Mostly services rather than prescriptions: Medicare paid $52,738 for 109 patients in 2024, with only 15 Part D claims. Medical Device Business Services, Inc. was the largest of 2 companies reporting payments in 2025, $288.87 in all, mostly food and beverage. Lists California Pacific Medical Center - Mission Bernal and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1144270612 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 12, 2006 |
| Last updated in NPPES | Sep 4, 2020 |
| Certified by provider | Sep 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Orthopaedic Trauma Primary | 207XX0801X | C51436 | CA |
| Specialist | 174400000X | 21346 | WV |
| Orthopaedic Surgery | 207X00000X | C51436 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 109 |
|---|---|
| Services billed | 1,322 across 48 procedure codes |
| Paid by Medicare | $52,738 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15 · 15 30-day fills |
|---|---|
| Total drug cost | $94.50 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical group
- Chinese Hospital AssociationDaly City, CA · 39 clinicians
Hospital affiliations
- California Pacific Medical Center - Mission BernalSan Francisco, CA
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA
- Chinese HospitalSan Francisco, CA
- UCSF Health Saint Francis HospitalSan Francisco, CA
- UCSF Health St. Mary's HospitalSan Francisco, CA
Industry payments (Open Payments)
- 2025$288.87 · 5 payments from 2 companies
- 2024$50.58 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $245.31 | 4 |
| Moximed, Inc | $43.56 | 1 |
What the 2025 payments were for
- Food and Beverage$208.87 · 4 payments
- Travel and Lodging$80.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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