Erica Yoshie Diamant, FNP
NPI 1053744508ActiveIndividual· Nurse Practitioner, Family· Berkeley, CA
Nurse Practitioner, Family (FNP) with Sutter Bay Medical Foundation, practicing in Berkeley, California. Their prescriptions cost Medicare Part D more than their services did: $20,894 for 280 claims, against $10,509 paid for services in 2024.
Overview
| NPI | 1053744508 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Aug 19, 2013 |
| Last updated in NPPES | Aug 19, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 23456 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 83 |
|---|---|
| Services billed | 135 across 28 procedure codes |
| Paid by Medicare | $10,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 280 · 621 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $20,894 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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