Mark D. Cousineau, MD
NPI 1477634335ActiveIndividual· Emergency Medicine· Portland, ME
Emergency Medicine (MD) with Southeastern Emergency Physicians LLC and 1 other group, practicing in Portland, Maine. 228 Medicare patients in 2024, $29,235 paid; nearly all of their 274 Part D prescriptions were generic (90%). Lists Arkansas Heart Hospital-Encore and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1477634335 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 18, 2006 |
| Last updated in NPPES | Mar 9, 2026 |
| Certified by provider | Mar 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | EC-05-081 | ME |
| Emergency Medicine | 207P00000X | 59926 | KY |
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 - Emergency Medicine (AR); Practitioner - Emergency Medicine (GA); Practitioner - Emergency Medicine (KY); Practitioner - Emergency Medicine (NC); Practitioner - Emergency Medicine (TN); Practitioner - Emergency Medicine (VA); Practitioner - Emergency Medicine (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 250 across 13 procedure codes |
| Paid by Medicare | $29,235 |
Part D prescriptions in 2024
| Prescriptions (claims) | 274 · 274 30-day fills |
|---|---|
| Patients | 195 |
| Total drug cost | $4,921 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Southeastern Emergency Physicians LLCNewport, TN · 784 clinicians
- Emergency Coverage LLCRichmond, VA · 775 clinicians
Hospital affiliations
- Arkansas Heart Hospital-EncoreBryant, AR
- Central Carolina HospitalSanford, NC
- St Marys Regional Medical CenterRussellville, AR
- Wilson Medical CenterWilson, NC
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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All 108 emergency medicine physicians in Portland · All emergency medicine physicians in Maine