Marco N. Diaz, M.D.
NPI 1629000302ActiveIndividual· Internal Medicine, Cardiovascular Disease· Scarborough, ME
Internal Medicine, Cardiovascular Disease (M.D.) in Scarborough, Maine, trained at University of Massachusetts Medical School (class of 1991). Medicare paid $11,821 for services to 122 patients in 2024. Edwards Lifesciences Corporation was the largest of 2 companies reporting payments in 2025, $5,082 in all, mostly travel and lodging.
Overview
| NPI | 1629000302 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Jan 26, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | MD15173 | ME |
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 - Cardiovascular Disease (Cardiology) (ME); Practitioner - Cardiovascular Disease (Cardiology) (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 213 across 20 procedure codes |
| Paid by Medicare | $11,821 |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliation
- Mainehealth Maine Medical CenterPortland, ME
Industry payments (Open Payments)
- 2025$5,082 · 29 payments from 2 companies
- 2024$407.76 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $4,947 | 28 |
| Medtronic, Inc. | $135.26 | 1 |
What the 2025 payments were for
- Travel and Lodging$2,868 · 7 payments
- Food and Beverage$2,214 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Scarborough
- 1114957388
- 1386937175
- 1881987675
- 1306071428
- 1023098951
- 1972915544
- 1063476521
- 1225064272
- 1639432966
- 1023044096
- 1861428815
- 1528552254
All Internal Medicine, Cardiovascular Disease providers in Maine →