Paul David D'Ambrosio, M.D.
NPI 1033194048ActiveIndividual· Internal Medicine· Concord, MA
Internal Medicine (M.D.) in Concord, Massachusetts, trained at Harvard Medical School (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $476,930 for 6,337 claims, against $225,393 paid for services in 2024. Pfizer Inc. was the largest of 22 companies reporting payments in 2025, $1,690 in all, mostly food and beverage.
Overview
| NPI | 1033194048 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 13, 2005 |
| Last updated in NPPES | Jan 21, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 73162 | 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 | 664 |
|---|---|
| Services billed | 3,424 across 36 procedure codes |
| Paid by Medicare | $225,393 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,337 · 11,303 30-day fills |
|---|---|
| Patients | 864 |
| Total drug cost | $476,930 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Emerson Hospital -W Concord, MA
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
- Mount Auburn HospitalCambridge, MA
- Winchester HospitalWinchester, MA
Other facilities
- Bayada Home Health Care, IncHome health agency · Marlborough, MA
- CaretendersHome health agency · Needham Heights, MA
- Emerson Hospital Home Care ProgramHome health agency · Concord, MA
- Pathways HealthcareHome health agency · Westwood, MA
- Vna Care NetworkHome health agency · Worcester, MA
- Ascend HospiceHospice · Worcester, MA
- Care Dimensions, IncHospice · Danvers, MA
- Pathways HealthcareHospice · Westwood, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$1,690 · 85 payments from 22 companies
- 2024$2,206 · 122 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $376.73 | 22 |
| Tolmar, Inc. | $189.47 | 11 |
| Abbvie Inc. | $151.84 | 7 |
| Merck Sharp & Dohme LLC | $144.86 | 8 |
| Exact Sciences Corporation | $135.11 | 7 |
What the 2025 payments were for
- Food and Beverage$1,690 · 85 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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