Robert S. Anderson Jr., MD
NPI 1821124025ActiveIndividual· Emergency Medicine· Portland, ME
Emergency Medicine (MD) in Portland, Maine, trained at University of Maryland School of Medicine (class of 2005). 361 Medicare patients in 2024, $44,391 paid; nearly all of their 115 Part D prescriptions were generic (92%).
Overview
| NPI | 1821124025 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 24, 2007 |
| Last updated in NPPES | May 10, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 018542 | ME |
| Internal Medicine | 207R00000X | 018542 | 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 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 - Emergency Medicine (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 361 |
|---|---|
| Services billed | 409 across 37 procedure codes |
| Paid by Medicare | $44,391 |
Part D prescriptions in 2024
| Prescriptions (claims) | 115 · 118 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $2,813 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Emergency Medicine |
| Secondary specialties | Internal Medicine |
Medical groups
- MainehealthPortland, ME · 2,633 clinicians
- Charles A Dean Memorial HospitalSangerville, ME · 23 clinicians
Hospital affiliations
- Mainehealth Maine Medical CenterPortland, ME
- Northern Light C A Dean HospitalGreenville, ME
- Northern Light Eastern Maine Medical CenterBangor, ME
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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