Hamidreza M. Khonsari, M.D.
NPI 1306874714ActiveIndividual· Family Medicine· Antioch, CA
Family Medicine (M.D.) with Bass Medical Group, practicing in Antioch, California. 345 Medicare patients in 2024, $704,943 paid; nearly all of their 4,687 Part D prescriptions were generic (90%). Lilly USA, LLC reported $96.04 in payments in 2025, mostly food and beverage. Lists John Muir Medical Center - Concord Campus and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1306874714 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 28, 2006 |
| Last updated in NPPES | Mar 4, 2025 |
| Certified by provider | Mar 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A486070 | 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 | 345 |
|---|---|
| Services billed | 9,905 across 69 procedure codes |
| Paid by Medicare | $704,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,687 · 12,004 30-day fills |
|---|---|
| Patients | 395 |
| Total drug cost | $458,884 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Bass Medical GroupChico, CA · 291 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- Sutter Delta Medical CenterAntioch, CA
Other facilities
- Aspire Home HealthHome health agency · Hayward, CA
- Comfort Assisting, IncHome health agency · Walnut Creek, CA
- Healthflex Home Health ServicesHome health agency · Oakland, CA
- Sutter Care at HomeHome health agency · Concord, CA
Industry payments (Open Payments)
- 2025$96.04 · 3 payments from 1 company
- 2024$34.15 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $96.04 | 3 |
What the 2025 payments were for
- Food and Beverage$51.04 · 2 payments
- Education$45.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 family medicine physicians in Antioch · All family medicine physicians in California