John H. Chi, MD
NPI 1649473000ActiveIndividual· Neurological Surgery· Boston, MA
Neurological Surgery (MD) in Boston, Massachusetts, trained at Columbia University College of Physicians and Surgeons (class of 2001). 493 Medicare patients in 2024, $552,191 paid; all of their 77 Part D prescriptions were generic. Stryker Corporation was the largest of 5 companies reporting payments in 2025, $52,353 in all, mostly consulting fees.
Overview
| NPI | 1649473000 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 6, 2007 |
| Last updated in NPPES | Nov 26, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 235576 | 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 - Neurosurgery (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 493 |
|---|---|
| Services billed | 1,587 across 83 procedure codes |
| Paid by Medicare | $552,191 |
Part D prescriptions in 2024
| Prescriptions (claims) | 77 · 77 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $527.12 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Neurosurgery |
| 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
- Cooley Dickinson Hospital Inc,theNorthampton, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Vna of Cape CodHome health agency · South Dennis, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$52,353 · 48 payments from 5 companies
- 2024$19,316 · 66 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $24,906 | 19 |
| Vb Spine LLC | $24,221 | 12 |
| Orthofix Medical, Inc. | $1,857 | 5 |
| Icotec Medical Inc. | $1,329 | 11 |
| Depuy Synthes Sales Inc. | $39.94 | 1 |
What the 2025 payments were for
- Consulting Fee$45,960 · 5 payments
- Travel and Lodging$3,288 · 9 payments
- Food and Beverage$3,105 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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