Benedict Pm Ancock, M.D.
NPI 1578847844ActiveIndividual· Internal Medicine, Cardiovascular Disease· Larkspur, CA
Internal Medicine, Cardiovascular Disease (M.D.) with Regents Univ of California UCSF, practicing in Larkspur, California. Their prescriptions cost Medicare Part D more than their services did: $1,182,524 for 6,261 claims, against $453,607 paid for services in 2024. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $106.81 in all, mostly food and beverage. Lists California Pacific Medical Center- Van Ness Campus and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1578847844 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 5, 2011 |
| Last updated in NPPES | Jul 19, 2021 |
| Certified by provider | Jul 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A118391 | 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 - Cardiovascular Disease (Cardiology) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,881 |
|---|---|
| Services billed | 6,935 across 46 procedure codes |
| Paid by Medicare | $453,607 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,261 · 16,328 30-day fills |
|---|---|
| Patients | 949 |
| Total drug cost | $1,182,524 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Regents Univ of California UCSFSan Francisco, CA · 283 clinicians
Hospital affiliations
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA
- Marinhealth Medical CenterGreenbrae, CA
- Novato Community HospitalNovato, CA
- Sonoma Valley HospitalSonoma, CA
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$106.81 · 4 payments from 3 companies
- 2024$1,138 · 16 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $69.40 | 2 |
| Abbott Laboratories | $23.81 | 1 |
| Cardiva Medical, Inc. | $13.60 | 1 |
What the 2025 payments were for
- Food and Beverage$106.81 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Larkspur
- 1790775609
- 1164795829
- 1578553277
- 1023515988
- 1710365614
- 1104816917
- 1366570707
- 1811987621
- 1336130145
- 1689664492
- 1538555065
- 1013183334
All Internal Medicine, Cardiovascular Disease providers in California →