Jian Guan, M.D.
NPI 1811262009ActiveIndividual· Neurological Surgery· Torrance, CA
Neurological Surgery (M.D.) in Torrance, California, trained at Columbia University College of Physicians and Surgeons (class of 2012). Mostly services rather than prescriptions: Medicare paid $95,654 for 250 patients in 2024, with only 13 Part D claims. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $97.33 in all, mostly food and beverage.
Overview
| NPI | 1811262009 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 20, 2012 |
| Last updated in NPPES | Apr 13, 2021 |
| Certified by provider | Apr 13, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 161397 | 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 - Neurosurgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 250 |
|---|---|
| Services billed | 499 across 41 procedure codes |
| Paid by Medicare | $95,654 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 19 30-day fills |
|---|---|
| Total drug cost | $96.94 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical group
- Providence Saint Johns Medical FoundationSanta Monica, CA · 281 clinicians
Hospital affiliations
- Providence Little Co of Mary Med Ctr San PedroSan Pedro, CA
- Providence Little Company of Mary Med Ctr TorranceTorrance, CA
- Saint John's Health CenterSanta Monica, CA
Industry payments (Open Payments)
- 2025$97.33 · 3 payments from 3 companies
- 2024$2,292 · 18 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $59.65 | 1 |
| Abbvie Inc. | $19.09 | 1 |
| Smith+nephew, Inc. | $18.59 | 1 |
What the 2025 payments were for
- Food and Beverage$97.33 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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