Mary Kavanagh Barker, M.D.
NPI 1215908132ActiveIndividual· Internal Medicine· Wellesley, MA
Internal Medicine (M.D.) in Wellesley, Massachusetts, trained at Virginia Commonwealth University, School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $481,900 for 7,686 claims, against $88,797 paid for services in 2024. Inspire Medical Systems, Inc. reported $14.21 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1215908132 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 30, 2006 |
| Last updated in NPPES | Oct 22, 2020 |
| Certified by provider | Oct 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 79150 | 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 | 445 |
|---|---|
| Services billed | 3,993 across 140 procedure codes |
| Paid by Medicare | $88,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,686 · 16,895 30-day fills |
|---|---|
| Patients | 677 |
| Total drug cost | $481,900 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Virginia Commonwealth University, School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Atrius Health IncBraintree, MA · 1,222 clinicians
Hospital affiliations
- Beth Israel Deaconess Medical CenterBoston, MA
- Brigham and Women's HospitalBoston, MA
- Massachusetts General HospitalBoston, MA
- Mount Auburn HospitalCambridge, MA
- Newton-Wellesley HospitalNewton, MA
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Vna Care NetworkHome health agency · Worcester, MA
- Good Shepherd Community CareHospice · Newton, MA
Industry payments (Open Payments)
- 2025$14.21 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $14.21 | 1 |
What the 2025 payments were for
- Food and Beverage$14.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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