Mark Benjamin Davidson, M.D.
NPI 1417948522ActiveIndividual· Internal Medicine· Webster, MA
Internal Medicine (M.D.) in Webster, Massachusetts, trained at Tufts University School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $98,417 for 2,557 claims, against $26,005 paid for services in 2024. Abbott Laboratories reported $23.88 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1417948522 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 31, 2005 |
| Last updated in NPPES | Jan 2, 2026 |
| Certified by provider | Jan 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 218842 | 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 | 147 |
|---|---|
| Services billed | 454 across 21 procedure codes |
| Paid by Medicare | $26,005 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,557 · 5,679 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $98,417 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
Hospital affiliations
- Marlborough HospitalMarlborough, MA
- Umass Memorial Health - Harrington HospitalSouthbridge, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Preferred Transitions Home Health Care IncHome health agency · Milford, MA
Industry payments (Open Payments)
- 2025$23.88 · 1 payment from 1 company
- 2024$54.53 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $23.88 | 1 |
What the 2025 payments were for
- Food and Beverage$23.88 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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