Lea Pauline Sherman, PMHNP-BC
NPI 1235771932ActiveIndividual· Nurse Practitioner, Psych/Mental Health· San Diego, CA
Nurse Practitioner, Psych/Mental Health (PMHNP-BC) with Mental Health Systems Inc, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $618,577 for 1,546 claims, against $8,144 paid for services in 2024. Alkermes, Inc. was the largest of 10 companies reporting payments in 2025, $1,655 in all, mostly food and beverage.
Overview
| NPI | 1235771932 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | No |
| NPI issued | Oct 14, 2019 |
| Last updated in NPPES | Jun 23, 2023 |
| Certified by provider | Jun 23, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 95025042 | CA |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | AP61005993 | WA |
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 - Nurse Practitioner (CA); Practitioner - Nurse Practitioner (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 93 across 3 procedure codes |
| Paid by Medicare | $8,144 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,546 · 1,571 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $618,577 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mental Health Systems IncOceanside, CA · 34 clinicians
Industry payments (Open Payments)
- 2025$1,655 · 87 payments from 10 companies
- 2024$864.83 · 48 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $334.49 | 23 |
| Teva Pharmaceuticals USA, Inc. | $313.05 | 14 |
| Otsuka America Pharmaceutical, Inc. | $262.19 | 13 |
| Janssen Pharmaceuticals, Inc | $192.89 | 10 |
| Neurocrine Biosciences, Inc. | $170.71 | 6 |
What the 2025 payments were for
- Food and Beverage$1,543 · 86 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 348 psychiatric nurse practitioners in San Diego · All psychiatric nurse practitioners in California