Dan Aviel Mandel, MD
NPI 1578672309ActiveIndividual· Internal Medicine, Rheumatology· Newport Beach, CA
Internal Medicine, Rheumatology (MD) with Uc Regents, practicing in Newport Beach, California. Their prescriptions cost Medicare Part D more than their services did: $1,056,357 for 749 claims, against $67,547 paid for services in 2024. Amgen Inc. reported $13,841 in payments in 2025, mostly speaking and faculty fees. Lists Uci Health-Orange as a hospital affiliation.
Overview
| NPI | 1578672309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 29, 2006 |
| Last updated in NPPES | Feb 10, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | A88439 | CA |
| Internal Medicine, Rheumatology | 207RR0500X | MD00045048 | WA |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 1,010 across 19 procedure codes |
| Paid by Medicare | $67,547 |
Part D prescriptions in 2024
| Prescriptions (claims) | 749 · 1,605 30-day fills |
|---|---|
| Patients | 129 |
| Total drug cost | $1,056,357 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Uc RegentsOrange, CA · 319 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$13,841 · 14 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $13,841 | 14 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,038 · 6 payments
- Travel and Lodging$1,204 · 3 payments
- Food and Beverage$599.58 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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