S Claiborne Johnston, M.D.
NPI 1174568927ActiveIndividual· Psychiatry & Neurology, Neurology· San Francisco, CA
Psychiatry & Neurology, Neurology (M.D.) in San Francisco, California, licensed in CA, with an NPI issued in June 2006. Janssen Research & Development, LLC reported $89,229 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1174568927 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 17, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | G78788 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$89,229 · 25 payments from 1 company
- 2024$80,851 · 23 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Research & Development, LLC | $89,229 | 25 |
What the 2025 payments were for
- Consulting Fee$58,325 · 6 payments
- Travel and Lodging$30,293 · 11 payments
- Food and Beverage$611.33 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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