Benjamin Greer, M.D.
NPI 1871890525ActiveIndividual· Pain Medicine, Pain Medicine· Danville, CA
Pain Medicine, Pain Medicine (M.D.) in Danville, California, trained at State University of Ny Upstate Medical University (class of 1980). 252 Medicare patients in 2024, $635,349 paid; nearly all of their 804 Part D prescriptions were generic (95%). Lilly USA, LLC was the largest of 4 companies reporting payments in 2025, $110.75 in all, mostly food and beverage.
Overview
| NPI | 1871890525 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 15, 2011 |
| Last updated in NPPES | Aug 30, 2024 |
| Certified by provider | Aug 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pain Medicine, Pain Medicine Primary | 208VP0000X | G45340 | CA |
| Psychiatry & Neurology, Addiction Medicine | 2084A0401X | G45340 | 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 - General Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 252 |
|---|---|
| Services billed | 12,413 across 63 procedure codes |
| Paid by Medicare | $635,349 |
Part D prescriptions in 2024
| Prescriptions (claims) | 804 · 851 30-day fills |
|---|---|
| Patients | 137 |
| Total drug cost | $59,072 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | State University of Ny Upstate Medical University |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | General Practice |
| Telehealth | Offers telehealth |
Medical group
- Vital Total Health Medical Group IncWalnut Creek, CA · 5 clinicians
Hospital affiliation
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Other facilities
- Truemed, IncHome health agency · South San Francisco, CA
Industry payments (Open Payments)
- 2025$110.75 · 4 payments from 4 companies
- 2024$142.08 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $29.57 | 1 |
| Globus Medical, Inc. | $29.33 | 1 |
| Biogen, Inc. | $26.85 | 1 |
| Indivior Inc. | $25.00 | 1 |
What the 2025 payments were for
- Food and Beverage$110.75 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records