Yan Bai, NP
NPI 1558612804ActiveIndividual· Nurse Practitioner, Family· Glendale, CA
Nurse Practitioner, Family (NP) with County of Los Angeles, practicing in Glendale, California. Their prescriptions cost Medicare Part D more than their services did: $1,337,888 for 7,389 claims, against $7,868 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 22 companies reporting payments in 2025, $1,877 in all, mostly food and beverage.
Overview
| NPI | 1558612804 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Sep 26, 2012 |
| Last updated in NPPES | May 25, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | NP22391 | 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 | 122 |
|---|---|
| Services billed | 314 across 49 procedure codes |
| Paid by Medicare | $7,868 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,389 · 10,377 30-day fills |
|---|---|
| Patients | 615 |
| Total drug cost | $1,337,888 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- County of Los AngelesWilmington, CA · 397 clinicians
Other facilities
- Happy Home Health ServicesHome health agency · Arcadia, CA
Industry payments (Open Payments)
- 2025$1,877 · 78 payments from 22 companies
- 2024$3,219 · 92 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $291.92 | 12 |
| Novo Nordisk Inc | $202.18 | 5 |
| Amgen Inc. | $188.53 | 8 |
| Astrazeneca Pharmaceuticals LP | $153.25 | 9 |
| Almatica Pharma LLC | $124.41 | 5 |
What the 2025 payments were for
- Food and Beverage$1,877 · 78 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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