Ulf Fritz Bredeek Mendes, M.D., PHD
NPI 1689667495ActiveIndividual· Internal Medicine, Infectious Disease· Redwood City, CA
Internal Medicine, Infectious Disease (M.D., PHD) with Dignity Health Medical Foundation, practicing in Redwood City, California. Their prescriptions cost Medicare Part D more than their services did: $726,584 for 384 claims, against $74,943 paid for services in 2024. Viiv Healthcare Company reported $52.11 in payments in 2025, mostly food and beverage. Lists Peninsula Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1689667495 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PHD |
| Sole proprietor | Yes |
| NPI issued | Aug 26, 2005 |
| Last updated in NPPES | Sep 8, 2023 |
| Certified by provider | Sep 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 31728 | 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 - Infectious Disease (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 2,387 across 15 procedure codes |
| Paid by Medicare | $74,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 384 · 724 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $726,584 |
| Generic share | 60% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Dignity Health Medical FoundationFolsom, CA · 1,184 clinicians
Hospital affiliations
- Peninsula Medical CenterBurlingame, CA
- Sequoia HospitalRedwood City, CA
Industry payments (Open Payments)
- 2025$52.11 · 2 payments from 1 company
- 2024$40.70 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $52.11 | 2 |
What the 2025 payments were for
- Food and Beverage$52.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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