Joseph H. Ruan, M.D.
NPI 1043498876ActiveIndividual· Surgery· Fontana, CA
Surgery (M.D.) in Fontana, California, trained at Dalhousie University Faculty of Dentistry (class of 2004). Part D covered 89 prescriptions written in 2024, 92% of them generic.
Overview
| NPI | 1043498876 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 4, 2008 |
| Last updated in NPPES | Nov 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A93995 | 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 - Colorectal Surgery (Proctology) (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 89 · 92 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $1,578 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Dalhousie University Faculty of Dentistry |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Colorectal Surgery (Proctology) |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital Fontana/OntarioFontana, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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