Christopher Bart Demezier, WHNP
NPI 1275258683ActiveIndividual· Nurse Practitioner, Women's Health· Chevy Chase, MD
Nurse Practitioner, Women's Health (WHNP) in Chevy Chase, Maryland, trained at Georgetown University School of Medicine (class of 2021). Part D covered 12 prescriptions written in 2024. Mayne Pharma Commercial LLC was the largest of 3 companies reporting payments in 2025, $64.10 in all, mostly food and beverage.
Overview
| NPI | 1275258683 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | WHNP |
| Sole proprietor | Yes |
| NPI issued | Oct 7, 2022 |
| Last updated in NPPES | Feb 6, 2023 |
| Certified by provider | Feb 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Women's Health Primary | 363LW0102X | R255953 | MD |
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 (DC); Practitioner - Nurse Practitioner (MD) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 12 · 20 30-day fills |
|---|---|
| Total drug cost | $294.45 |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Nurse Practitioner |
Medical groups
- Maryland Physicians Edge LLCWashington, DC · 97 clinicians
- Simmonds Martin and Helmbrecht LLCDamascus, MD · 23 clinicians
Industry payments (Open Payments)
- 2025$64.10 · 3 payments from 3 companies
- 2024$32.58 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $32.72 | 1 |
| Pfizer Inc. | $17.91 | 1 |
| Millicent US Inc | $13.47 | 1 |
What the 2025 payments were for
- Food and Beverage$64.10 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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