Ian Gerard Johnson, MD
NPI 1942763115ActiveIndividual· Psychiatry & Neurology, Addiction Psychiatry· Jamaica Plain, MA
Psychiatry & Neurology, Addiction Psychiatry (MD) in Jamaica Plain, Massachusetts, trained at George Washington University School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $14,661 for 261 claims, against $4,605 paid for services in 2024.
Overview
| NPI | 1942763115 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 12, 2019 |
| Last updated in NPPES | Jul 8, 2024 |
| Certified by provider | Jul 8, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Addiction Psychiatry Primary | 2084P0802X | 1015490 | 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 - Psychiatry (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 17 |
|---|---|
| Services billed | 46 across 7 procedure codes |
| Paid by Medicare | $4,605 |
Part D prescriptions in 2024
| Prescriptions (claims) | 261 · 331 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $14,661 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, 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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