Karl J. Gebhard, M.D.
NPI 1548266018ActiveIndividual· Family Medicine· Mission Viejo, CA
Family Medicine (M.D.) in Mission Viejo, California, trained at Loma Linda University School of Medicine (class of 1993). 260 Medicare patients in 2024, $91,090 paid; nearly all of their 1,988 Part D prescriptions were generic (90%). Astrazeneca Pharmaceuticals LP was the largest of 7 companies reporting payments in 2025, $790.08 in all, mostly food and beverage.
Overview
| NPI | 1548266018 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 21, 2005 |
| Last updated in NPPES | Jun 2, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | G80567 | 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) | Enrolled Practitioner - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 260 |
|---|---|
| Services billed | 1,227 across 49 procedure codes |
| Paid by Medicare | $91,090 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,988 · 4,376 30-day fills |
|---|---|
| Patients | 321 |
| Total drug cost | $107,421 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Family Practice |
Hospital affiliation
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2025$790.08 · 41 payments from 7 companies
- 2024$752.72 · 39 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $411.90 | 24 |
| Exact Sciences Corporation | $107.77 | 4 |
| Novo Nordisk Inc | $97.23 | 4 |
| Kowa Pharmaceuticals America, Inc. | $51.05 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $46.42 | 2 |
What the 2025 payments were for
- Food and Beverage$790.08 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family medicine physicians in Mission Viejo
- 1154883940
- 1194348656
- 1255337713
- 1265512982
- 1386640746
- 1447448873
- 1457445884
- 1508860016
- 1659509743
- 1700970332
- 1730271321
- 1780619916
All 59 family medicine physicians in Mission Viejo · All family medicine physicians in California