Jon J. Pehrson, M.D.
NPI 1457306714ActiveIndividual· Internal Medicine, Critical Care Medicine· Weymouth, MA
Internal Medicine, Critical Care Medicine (M.D.) in Weymouth, Massachusetts, trained at Georgetown University School of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $714,462 for 9,538 claims, against $148,818 paid for services in 2024.
Overview
| NPI | 1457306714 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 57578 | 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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 567 |
|---|---|
| Services billed | 2,032 across 22 procedure codes |
| Paid by Medicare | $148,818 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,538 · 22,604 30-day fills |
|---|---|
| Patients | 996 |
| Total drug cost | $714,462 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Endocrinology |
| Telehealth | Offers telehealth |
Medical groups
- Mass General Brigham Medical Group Suburban Massachusetts IncPembroke, MA · 602 clinicians
- Harbor Medical Associates IncPembroke, MA · 127 clinicians
Hospital affiliations
- Beth Israel Deaconess Medical CenterBoston, MA
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, MA
- South Shore HospitalSouth Weymouth, MA
Other facilities
- Bayada Home Health Care IncHome health agency · Plymouth, MA
- Croi HealthHome health agency · Norwell, MA
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Pathways HealthcareHome health agency · Westwood, MA
- South Shore Visiting Nurse AssociationHome health agency · Rockland, MA
- Croi HealthHospice · Norwell, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, 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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