Ivan Chavarria-Siles, M.D.
NPI 1316212780ActiveIndividual· Psychiatry & Neurology, Psychiatry· Greenfield, MA
Psychiatry & Neurology, Psychiatry (M.D.) with North Shore-Lij Medical PC and 1 other group, practicing in Greenfield, Massachusetts. 49 Medicare patients in 2024, $11,640 paid; nearly all of their 153 Part D prescriptions were generic (95%). Lists Baystate Franklin Medical Center as a hospital affiliation.
Overview
| NPI | 1316212780 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 18, 2012 |
| Last updated in NPPES | Sep 24, 2024 |
| Certified by provider | Sep 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 266061 | MA |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | 281523 | NY |
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 - Psychiatry (MA); Practitioner - Psychiatry (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 155 across 10 procedure codes |
| Paid by Medicare | $11,640 |
Part D prescriptions in 2024
| Prescriptions (claims) | 153 · 168 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $6,332 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Psychiatry |
Medical groups
- North Shore-Lij Medical PCStaten Island, NY · 6,440 clinicians
- Baystate Medical Practices IncSpringfield, MA · 1,369 clinicians
Hospital affiliation
- Baystate Franklin Medical CenterGreenfield, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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