Charles Sadder, DNP
NPI 1730621814ActiveIndividual· Nurse Practitioner, Psych/Mental Health· New Brighton, MN
Nurse Practitioner, Psych/Mental Health (DNP) in New Brighton, Minnesota, trained at Rush Medical College of Rush University (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $526,974 for 4,804 claims, against $37,186 paid for services in 2024. Vanda Pharmaceuticals Inc. was the largest of 4 companies reporting payments in 2025, $125.56 in all, mostly food and beverage.
Overview
| NPI | 1730621814 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP |
| Sole proprietor | No |
| NPI issued | Nov 7, 2016 |
| Last updated in NPPES | Nov 16, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | CNP 4879 | MN |
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 (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 602 across 6 procedure codes |
| Paid by Medicare | $37,186 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,804 · 6,385 30-day fills |
|---|---|
| Patients | 279 |
| Total drug cost | $526,974 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Nystrom and Associates LtdBaxter, MN · 590 clinicians
Industry payments (Open Payments)
- 2025$125.56 · 7 payments from 4 companies
- 2024$95.15 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vanda Pharmaceuticals Inc. | $67.56 | 4 |
| Indivior Inc. | $24.62 | 1 |
| Lundbeck LLC | $18.59 | 1 |
| Almatica Pharma LLC | $14.79 | 1 |
What the 2025 payments were for
- Food and Beverage$111.96 · 6 payments
- Education$13.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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