Roger D. Dainer, D.O.
NPI 1427053560ActiveIndividual· Orthopaedic Surgery· Pleasanton, CA
Orthopaedic Surgery (D.O.) in Pleasanton, California, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 1981). 197 Medicare patients in 2024, $95,400 paid; all of their 238 Part D prescriptions were generic.
Overview
| NPI | 1427053560 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Jan 2, 2025 |
| Certified by provider | Jan 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 20A4823 | 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 | 197 |
|---|---|
| Services billed | 1,192 across 42 procedure codes |
| Paid by Medicare | $95,400 |
Part D prescriptions in 2024
| Prescriptions (claims) | 238 · 252 30-day fills |
|---|---|
| Patients | 95 |
| Total drug cost | $1,671 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Bass Medical GroupChico, CA · 291 clinicians
Hospital affiliations
- San Ramon Regional Medical CenterSan Ramon, CA
- Stanford Health Care Tri-ValleyPleasanton, 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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