Lisa Constance Siewit Holler, NP
NPI 1497451181ActiveIndividual· Nurse Practitioner· Beverly Hills, CA
Nurse Practitioner (NP) with The Regents of the University of California, practicing in Beverly Hills, California. Part D covered 1,120 prescriptions written in 2024, 73% of them generic. Pharmaessentia USA Corporation was the largest of 2 companies reporting payments in 2025, $94.49 in all, mostly food and beverage. Lists Cedars-Sinai Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1497451181 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Feb 3, 2023 |
| Last updated in NPPES | Nov 21, 2025 |
| Certified by provider | Nov 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 95022108 | CA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 95022108 | 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 - Nurse Practitioner (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,120 · 1,738 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $3,559,426 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Hospital affiliations
- Cedars-Sinai Medical CenterLos Angeles, CA
- Ronald Reagan UCLA Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$94.49 · 4 payments from 2 companies
- 2024$694.69 · 21 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pharmaessentia USA Corporation | $72.17 | 3 |
| Array Biopharma Inc | $22.32 | 1 |
What the 2025 payments were for
- Food and Beverage$94.49 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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