Mary Joyce L. Ventocilla, MSN, FNP-BC
NPI 1649783143ActiveIndividual· Nurse Practitioner· McHenry, IL
Nurse Practitioner (MSN, FNP-BC) with Northwestern Medical Faculty Foundation, practicing in McHenry, Illinois. Their prescriptions cost Medicare Part D more than their services did: $17,910 for 410 claims, against $3,883 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 4 companies reporting payments in 2025, $579.04 in all, mostly food and beverage. Lists Northwestern Lake Forest Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1649783143 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, FNP-BC |
| Sole proprietor | Yes |
| NPI issued | Nov 7, 2017 |
| Last updated in NPPES | Apr 27, 2026 |
| Certified by provider | Apr 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209016350 | IL |
| Nurse Practitioner, Family | 363LF0000X | 209.016350 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 43 across 5 procedure codes |
| Paid by Medicare | $3,883 |
Part D prescriptions in 2024
| Prescriptions (claims) | 410 · 635 30-day fills |
|---|---|
| Patients | 137 |
| Total drug cost | $17,910 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Industry payments (Open Payments)
- 2025$579.04 · 8 payments from 4 companies
- 2024$483.86 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $292.11 | 3 |
| Janssen Biotech, Inc. | $239.49 | 3 |
| Ardelyx, Inc. | $27.19 | 1 |
| Echosens North America, Inc. | $20.25 | 1 |
What the 2025 payments were for
- Food and Beverage$500.04 · 7 payments
- Education$79.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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