Kristen Antoinette Knowles, NP
NPI 1962912717ActiveIndividual· Nurse Practitioner, Adult Health· Prince Frederick, MD
Nurse Practitioner, Adult Health (NP) with Calvert Internal Medicine Group, PA, practicing in Prince Frederick, Maryland. Their prescriptions cost Medicare Part D more than their services did: $441,034 for 2,207 claims, against $117,280 paid for services in 2024. Boston Scientific Corporation reported $22.22 in payments in 2025, mostly food and beverage. Lists Calverthealth Medical Center as a hospital affiliation.
Overview
| NPI | 1962912717 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Oct 6, 2017 |
| Last updated in NPPES | Mar 30, 2020 |
| Certified by provider | Mar 30, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | R232674 | MD |
| Nurse Practitioner, Adult Health | 363LA2200X | RN1050180 | DC |
| Nurse Practitioner, Adult Health | 363LA2200X | F308467-1 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 625 |
|---|---|
| Services billed | 2,916 across 47 procedure codes |
| Paid by Medicare | $117,280 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,207 · 6,080 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $441,034 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Calvert Internal Medicine Group, PADunkirk, MD · 39 clinicians
Hospital affiliation
- Calverthealth Medical CenterPrince Frederick, MD
Industry payments (Open Payments)
- 2025$22.22 · 1 payment from 1 company
- 2024$75.61 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $22.22 | 1 |
What the 2025 payments were for
- Food and Beverage$22.22 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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