Ka-Yi Lo, PA
NPI 1992914964ActiveIndividual· Physician Assistant· Cambridge, MA
Physician Assistant (PA) with Atrius Health Inc, practicing in Cambridge, Massachusetts. 212 Medicare patients in 2024, $22,767 paid; all of their 71 Part D prescriptions were generic. Lists Brigham and Women's Hospital as a hospital affiliation.
Overview
| NPI | 1992914964 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | May 22, 2007 |
| Last updated in NPPES | Oct 25, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 2244 | MA |
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 - Physician Assistant (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 212 |
|---|---|
| Services billed | 1,902 across 41 procedure codes |
| Paid by Medicare | $22,767 |
Part D prescriptions in 2024
| Prescriptions (claims) | 71 · 71 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $275.05 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Atrius Health IncBraintree, MA · 1,222 clinicians
Hospital affiliation
- 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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All 99 physician assistants in Cambridge · All physician assistants in Massachusetts