Mahyar Sadeghi Tari, M.D.
NPI 1275770885ActiveIndividual· Internal Medicine· Arcadia, CA
Internal Medicine (M.D.) with Healthcare Partners Affiliates Medical Group, practicing in Arcadia, California. Their prescriptions cost Medicare Part D more than their services did: $282,984 for 5,515 claims, against $100,223 paid for services in 2024. Exact Sciences Corporation reported $41.77 in payments in 2025, mostly food and beverage. Lists Memorialcare Saddleback Medical Center as a hospital affiliation.
Overview
| NPI | 1275770885 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 20, 2009 |
| Last updated in NPPES | Feb 21, 2026 |
| Certified by provider | Feb 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A106508 | CA |
| Hospitalist | 208M00000X | A106508 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 254 |
|---|---|
| Services billed | 1,460 across 48 procedure codes |
| Paid by Medicare | $100,223 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,515 · 14,361 30-day fills |
|---|---|
| Patients | 510 |
| Total drug cost | $282,984 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Healthcare Partners Affiliates Medical GroupAnaheim, CA · 754 clinicians
Hospital affiliation
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
Other facilities
- Care Plus Home HealthHome health agency · Laguna Hills, CA
Industry payments (Open Payments)
- 2025$41.77 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $41.77 | 2 |
What the 2025 payments were for
- Food and Beverage$41.77 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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