Mark R. Avon, M.D.
NPI 1689711756ActiveIndividual· Urology· San Ramon, CA
Urology (M.D.) in San Ramon, California, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 1985). 666 Medicare patients in 2024, $200,331 paid; nearly all of their 975 Part D prescriptions were generic (97%). Janssen Biotech, Inc. was the largest of 13 companies reporting payments in 2025, $674.32 in all, mostly food and beverage.
Overview
| NPI | 1689711756 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 30, 2007 |
| Last updated in NPPES | Aug 17, 2021 |
| Certified by provider | Aug 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A43035 | 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 - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 666 |
|---|---|
| Services billed | 4,329 across 41 procedure codes |
| Paid by Medicare | $200,331 |
Part D prescriptions in 2024
| Prescriptions (claims) | 975 · 2,120 30-day fills |
|---|---|
| Patients | 306 |
| Total drug cost | $33,672 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 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
- Washington HospitalFremont, CA
Industry payments (Open Payments)
- 2025$674.32 · 38 payments from 13 companies
- 2024$741.93 · 46 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $186.27 | 5 |
| Antares Pharma, Inc. | $145.59 | 18 |
| Abc Home Medical Supply, Inc. | $65.42 | 3 |
| Sumitomo Pharma America, Inc. | $43.05 | 2 |
| Laborie Medical Technologies Corp. | $33.58 | 1 |
What the 2025 payments were for
- Food and Beverage$596.33 · 37 payments
- Education$77.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other urologists in San Ramon
- 1912903071
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- 1700463189