Chandler Diffily, PMHNP
NPI 1487270112ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Haverhill, MA
Nurse Practitioner, Psych/Mental Health (PMHNP) with Hri Clinics, Inc., practicing in Haverhill, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $208,628 for 791 claims, against $9,730 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 6 companies reporting payments in 2025, $205.52 in all, mostly food and beverage. Lists Anna Jaques Hospital as a hospital affiliation.
Overview
| NPI | 1487270112 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | Yes |
| NPI issued | Jun 18, 2020 |
| Last updated in NPPES | Sep 6, 2022 |
| Certified by provider | Sep 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 2020011123 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 29 |
|---|---|
| Services billed | 150 across 5 procedure codes |
| Paid by Medicare | $9,730 |
Part D prescriptions in 2024
| Prescriptions (claims) | 791 · 1,427 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $208,628 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Hri Clinics, Inc.Haverhill, MA · 103 clinicians
Hospital affiliation
- Anna Jaques HospitalNewburyport, MA
Industry payments (Open Payments)
- 2025$205.52 · 9 payments from 6 companies
- 2024$633.67 · 21 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $54.45 | 2 |
| Lundbeck LLC | $50.00 | 2 |
| Neurocrine Biosciences, Inc. | $40.61 | 2 |
| Abbvie Inc. | $24.17 | 1 |
| Otsuka America Pharmaceutical, Inc. | $21.79 | 1 |
What the 2025 payments were for
- Food and Beverage$205.52 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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