Oluchi Chilaka, PMHNP- BC
NPI 1336651520ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Denville, NJ
Nurse Practitioner, Psych/Mental Health (PMHNP- BC) with Barnabas Health Medical Group, PC and 2 other groups, practicing in Denville, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $1,139,459 for 4,201 claims, against $44,504 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 16 companies reporting payments in 2025, $6,412 in all, mostly food and beverage.
Overview
| NPI | 1336651520 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP- BC |
| Sole proprietor | No |
| NPI issued | Oct 29, 2017 |
| Last updated in NPPES | Oct 29, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 26NJ00763600 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 681 across 6 procedure codes |
| Paid by Medicare | $44,504 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,201 · 5,375 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $1,139,459 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Barnabas Health Medical Group, PCElizabeth, NJ · 262 clinicians
- Center for Family Guidance PCBlackwood, NJ · 166 clinicians
- Internal Medicine of Morris County LLCDenville, NJ · 78 clinicians
Industry payments (Open Payments)
- 2025$6,412 · 284 payments from 16 companies
- 2024$6,102 · 251 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $1,346 | 55 |
| Neurocrine Biosciences, Inc. | $808.92 | 41 |
| Alkermes, Inc. | $713.46 | 31 |
| Otsuka America Pharmaceutical, Inc. | $676.93 | 34 |
| Vanda Pharmaceuticals Inc. | $625.92 | 25 |
What the 2025 payments were for
- Food and Beverage$6,183 · 280 payments
- Education$229.66 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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