John William Roberts, M.D.
NPI 1700856978ActiveIndividual· Family Medicine· Danville, CA
Family Medicine (M.D.) in Danville, California, trained at University of California, Geffen School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $769,505 for 8,125 claims, against $327,294 paid for services in 2024. Abbvie Inc. was the largest of 33 companies reporting payments in 2025, $1,747 in all, mostly food and beverage.
Overview
| NPI | 1700856978 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 23, 2006 |
| Last updated in NPPES | Mar 30, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | G53582 | CA |
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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,149 |
|---|---|
| Services billed | 12,872 across 90 procedure codes |
| Paid by Medicare | $327,294 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,125 · 16,658 30-day fills |
|---|---|
| Patients | 1,617 |
| Total drug cost | $769,505 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Bass Medical GroupChico, CA · 291 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- San Ramon Regional Medical CenterSan Ramon, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Other facilities
- John Muir Home Health ServicesHome health agency · Concord, CA
- One Health Home Care, IncHome health agency · Livermore, CA
- Prohealth Home Care, IncHome health agency · Stockton, CA
Industry payments (Open Payments)
- 2025$1,747 · 86 payments from 33 companies
- 2024$2,945 · 169 payments from 36 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $242.11 | 17 |
| Amgen Inc. | $167.90 | 9 |
| Glaxosmithkline, LLC. | $144.34 | 6 |
| Astrazeneca Pharmaceuticals LP | $118.49 | 5 |
| Pfizer Inc. | $99.60 | 4 |
What the 2025 payments were for
- Food and Beverage$1,747 · 86 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family medicine physicians in Danville
- 1063646651
- 1326164369
- 1427128131
- 1467460022
- 1497800916
- 1649847203
- 1689644866
- 1861620072
- 1134156953
- 1326111964
- 1134157704
- 1386650992
All 23 family medicine physicians in Danville · All family medicine physicians in California