Saskia Naomi Chaskelson, MSN, RN, WHNP
NPI 1417578873ActiveIndividual· Nurse Practitioner, Women's Health· Chesterfield, MO
Nurse Practitioner, Women's Health (MSN, RN, WHNP) in Chesterfield, Missouri, trained at Vanderbilt University School of Medicine (class of 2019). Mostly services rather than prescriptions: Medicare paid $2,569 for 35 patients in 2024, with only 19 Part D claims. Sumitomo Pharma America, Inc. was the largest of 12 companies reporting payments in 2025, $402.89 in all, mostly food and beverage.
Overview
| NPI | 1417578873 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, RN, WHNP |
| Sole proprietor | Yes |
| NPI issued | Apr 27, 2020 |
| Last updated in NPPES | Mar 30, 2023 |
| Certified by provider | Dec 21, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Women's Health Primary | 363LW0102X | 2020000526 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 35 |
|---|---|
| Services billed | 82 across 14 procedure codes |
| Paid by Medicare | $2,569 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19 · 40 30-day fills |
|---|---|
| Total drug cost | $779.04 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Nurse Practitioner |
Medical group
- West County Women's Healthcare, LLCChesterfield, MO · 10 clinicians
Hospital affiliation
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$402.89 · 20 payments from 12 companies
- 2024$167.90 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $67.95 | 3 |
| Mayne Pharma Commercial LLC | $54.87 | 3 |
| Evofem Biosciences, Inc. | $54.58 | 3 |
| Astellas Pharma US Inc | $47.72 | 2 |
| Dexcom, Inc. | $46.70 | 2 |
What the 2025 payments were for
- Food and Beverage$402.89 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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