Jang Won Yoon, MD
NPI 1518224492ActiveIndividual· Neurological Surgery· San Francisco, CA
Neurological Surgery (MD) in San Francisco, California, trained at Georgetown University School of Medicine (class of 2012). Mostly services rather than prescriptions: Medicare paid $149,823 for 241 patients in 2024, with only 19 Part D claims. Amplify Surgical, Inc. was the largest of 15 companies reporting payments in 2025, $26,051 in all, mostly consulting fees.
Overview
| NPI | 1518224492 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 18, 2012 |
| Last updated in NPPES | Sep 8, 2025 |
| Certified by provider | Sep 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | C204641 | CA |
| Neurological Surgery | 207T00000X | MD466897 | PA |
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 (CA); Practitioner - Neurosurgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 241 |
|---|---|
| Services billed | 475 across 46 procedure codes |
| Paid by Medicare | $149,823 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19 · 21 30-day fills |
|---|---|
| Total drug cost | $1,776 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical groups
- University of California San FranciscoSan Francisco, CA · 1,839 clinicians
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
Hospital affiliation
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$26,051 · 51 payments from 15 companies
- 2024$49,387 · 62 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amplify Surgical, Inc. | $9,003 | 20 |
| Highridge Medical LLC | $8,233 | 6 |
| Arthrex, Inc. | $2,620 | 2 |
| Medyssey USA, Inc | $1,750 | 1 |
| Medical Device Business Services, Inc. | $1,210 | 1 |
What the 2025 payments were for
- Consulting Fee$11,423 · 8 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7,675 · 4 payments
- Travel and Lodging$3,956 · 13 payments
- Food and Beverage$2,972 · 25 payments
- Entertainment$25.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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