John Ahern
NPI 1699397141ActiveIndividual· Family Medicine· Cambridge, MA
Family Medicine with Cambridge Public Health Commission and 1 other group, practicing in Cambridge, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $29,355 for 295 claims, against $1,398 paid for services in 2024. Lists Cambridge Health Alliance as a hospital affiliation.
Overview
| NPI | 1699397141 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 7, 2020 |
| Last updated in NPPES | May 24, 2023 |
| Certified by provider | May 24, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 1014642 | MA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 27 across 3 procedure codes |
| Paid by Medicare | $1,398 |
Part D prescriptions in 2024
| Prescriptions (claims) | 295 · 524 30-day fills |
|---|---|
| Patients | 37 |
| Total drug cost | $29,355 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Family Practice |
Medical groups
- Cambridge Public Health CommissionEverett, MA · 656 clinicians
- President and Fellows of Harvard CollegeCambridge, MA · 97 clinicians
Hospital affiliation
- Cambridge Health AllianceCambridge, 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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