Amy R. Lo, M.D.
NPI 1174783526ActiveIndividual· Internal Medicine· Acton, MA
Internal Medicine (M.D.) in Acton, Massachusetts, trained at University of Massachusetts Medical School (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $96,008 for 1,244 claims, against $34,010 paid for services in 2024.
Overview
| NPI | 1174783526 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 10, 2008 |
| Last updated in NPPES | Sep 27, 2023 |
| Certified by provider | Sep 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 247460 | MA |
| Pediatrics | 208000000X | 247460 | 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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 158 |
|---|---|
| Services billed | 1,491 across 88 procedure codes |
| Paid by Medicare | $34,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,244 · 2,705 30-day fills |
|---|---|
| Patients | 272 |
| Total drug cost | $96,008 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
Medical group
- Acton Medical Associates PCActon, MA · 34 clinicians
Hospital affiliations
- Emerson Hospital -W Concord, MA
- Umass Memorial Healthalliance HospitalsLeominster, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Preferred Transitions Home Health Care IncHome health agency · Milford, 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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