Michael Scott Gazzaniga, MD
NPI 1396858163ActiveIndividual· Urology· Fullerton, CA
Urology (MD) in Fullerton, California, trained at Geisel School of Medicine at Dartmouth (class of 1996). 626 Medicare patients in 2024, $315,530 paid; nearly all of their 3,436 Part D prescriptions were generic (92%). Sumitomo Pharma America, Inc. was the largest of 8 companies reporting payments in 2025, $193.03 in all, mostly food and beverage.
Overview
| NPI | 1396858163 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 16, 2006 |
| Last updated in NPPES | Oct 15, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A65760 | 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 - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 626 |
|---|---|
| Services billed | 3,825 across 82 procedure codes |
| Paid by Medicare | $315,530 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,436 · 8,110 30-day fills |
|---|---|
| Patients | 856 |
| Total drug cost | $331,799 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Geisel School of Medicine at Dartmouth |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Urological Medical Group of North Orange CountyFullerton, CA · 3 clinicians
Hospital affiliation
- Providence St. Jude Medical CenterFullerton, CA
Industry payments (Open Payments)
- 2025$193.03 · 8 payments from 8 companies
- 2024$138.74 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $31.89 | 1 |
| Teleflex LLC | $30.87 | 1 |
| Abbvie Inc. | $28.79 | 1 |
| Convatec Inc. | $25.43 | 1 |
| 180 Medical, Inc. | $24.23 | 1 |
What the 2025 payments were for
- Food and Beverage$193.03 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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