Quick answers
- Which hospitals does Michael G. Milligan work at?
- Medicare's official clinician data lists Michael G. Milligan at 3 hospitals: MaineHealth Maine Medical Center, Northern Light Mercy Hospital and The Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael G. Milligan see patients?
- Medicare's clinician data lists 4 practice locations, including Westbrook, ME, Portland, ME and Portsmouth, NH. Call before your visit to confirm the address.
- What is Michael G. Milligan's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Michael G. Milligan accept Medicare assignment?
- Yes. Medicare's clinician data says Michael G. Milligan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Michael G. Milligan?
- (207) 303-3300, as listed in official Medicare / NPI Registry data.
- What is Michael G. Milligan's NPI number?
- 1689179566. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael G. Milligan works
Medicare's Facility Affiliation Data lists Michael G. Milligan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MaineHealth Maine Medical CenterPortland, ME · Acute Care Hospital · CCN 200009
- Northern Light Mercy HospitalPortland, ME · Acute Care Hospital · CCN 200008
- The Memorial HospitalNorth Conway, NH · Critical Access Hospital · CCN 301307
Practice locations
Addresses where Michael G. Milligan is enrolled with Medicare (CMS data updated 2026-10-02).
- 11 Rock Row, Suite 120Westbrook, ME 04092 (207) 303‑3300
- 15 Rock Row, Suite 110Westbrook, ME 04092 (207) 303‑3300
- 22 Bramhall StPortland, ME 04102 (207) 871‑2571
- 333 Borthwick AvePortsmouth, NH 03801 (603) 559‑4188
Group practices
Medicare enrollment lists Michael G. Milligan as a member of these groups (CMS data updated 2026-10-02).
- Spectrum Healthcare Partners PA308 clinicians in the group
- Maine Center for Cancer Medicine and Blood Disorders PA70 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Maine
Clinicians with the same Medicare primary specialty in Maine — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689179566 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians