Erik Haldan Christensen, MD
NPI 1558851873ActiveIndividual· Emergency Medicine· Portland, ME
Emergency Medicine (MD) with Internal Medical Associates-Ebnhc and 1 other group, practicing in Portland, Maine. 385 Medicare patients in 2024, $49,713 paid; nearly all of their 238 Part D prescriptions were generic (97%). Lists Boston Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1558851873 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 11, 2018 |
| Last updated in NPPES | Jun 17, 2022 |
| Certified by provider | Jun 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | MD25765 | ME |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (MA); Practitioner - Emergency Medicine (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 385 |
|---|---|
| Services billed | 596 across 33 procedure codes |
| Paid by Medicare | $49,713 |
Part D prescriptions in 2024
| Prescriptions (claims) | 238 · 242 30-day fills |
|---|---|
| Patients | 177 |
| Total drug cost | $3,497 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Internal Medical Associates-EbnhcEast Boston, MA · 240 clinicians
- Bluewater Emergency Partners of Brunswick, LLCLewiston, ME · 154 clinicians
Hospital affiliations
- Boston Medical CenterBoston, MA
- Mainehealth Mid Coast HospitalBrunswick, ME
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Portland
- 1023053055
- 1083050801
- 1285070250
- 1386743086
- 1427357185
- 1477673945
- 1780144980
- 1851755565
- 1922052687
- 1114372182
- 1144683905
- 1184060188
All 108 emergency medicine physicians in Portland · All emergency medicine physicians in Maine