Tricia E. Markusen, MD
NPI 1912908955ActiveIndividual· Obstetrics & Gynecology· Monterey, CA
Obstetrics & Gynecology (MD) in Monterey, California, trained at University of California, Geffen School of Medicine (class of 1996). In 2024 Medicare paid $216,483 for 657 patients, and Part D covered 1,430 of their prescriptions, 79% of them generic. Mayne Pharma Commercial LLC was the largest of 12 companies reporting payments in 2025, $407.69 in all, mostly food and beverage.
Overview
| NPI | 1912908955 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 1, 2005 |
| Last updated in NPPES | Aug 19, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A64635 | 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 - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 657 |
|---|---|
| Services billed | 5,347 across 51 procedure codes |
| Paid by Medicare | $216,483 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,430 · 3,074 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $152,026 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Community Hospital of the Monterey PeninsulaMonterey, CA
- Salinas Valley Health Medical CenterSalinas, CA
Industry payments (Open Payments)
- 2025$407.69 · 19 payments from 12 companies
- 2024$364.94 · 21 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $77.46 | 5 |
| Amgen Inc. | $73.73 | 3 |
| Exact Sciences Corporation | $50.88 | 2 |
| Pfizer Inc. | $28.54 | 1 |
| Applied Medical Resources Corporation | $28.19 | 1 |
What the 2025 payments were for
- Food and Beverage$407.69 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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