Walter Chang, DNP
NPI 1982142691ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Sacramento, CA
Nurse Practitioner, Psych/Mental Health (DNP) with Regents of the University of California, practicing in Sacramento, California. 15 Medicare patients in 2024, $5,476 paid; nearly all of their 127 Part D prescriptions were generic (97%). Neurocrine Biosciences, Inc. was the largest of 2 companies reporting payments in 2024, $39.90 in all, mostly food and beverage.
Overview
| NPI | 1982142691 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP |
| Sole proprietor | No |
| NPI issued | Feb 2, 2017 |
| Last updated in NPPES | May 2, 2025 |
| Certified by provider | May 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 95020090 | 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 - Nurse Practitioner (CA); Practitioner - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 82 across 8 procedure codes |
| Paid by Medicare | $5,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 127 · 139 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $3,478 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of CaliforniaSacramento, CA · 567 clinicians
Industry payments (Open Payments)
- 2024$39.90 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $25.62 | 1 |
| Janssen Pharmaceuticals, Inc | $14.28 | 1 |
What the 2024 payments were for
- Food and Beverage$39.90 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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