Quick answers
- Which hospitals does Matthew Oliff work at?
- Medicare's official clinician data lists Matthew Oliff at 5 hospitals: Frisbie Memorial Hospital, MaineHealth Waldo Hospital, Northern Light Mercy Hospital, Parkland Medical Center and Portsmouth Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew Oliff see patients?
- Medicare's clinician data lists 11 practice locations, including Rochester, NH, Belfast, ME and Portland, ME. Call before your visit to confirm the address.
- What is Matthew Oliff's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Matthew Oliff accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew Oliff 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 Matthew Oliff?
- (603) 332-5211, as listed in official Medicare / NPI Registry data.
- What is Matthew Oliff's NPI number?
- 1811124977. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew Oliff works
Medicare's Facility Affiliation Data lists Matthew Oliff at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Frisbie Memorial HospitalRochester, NH · Acute Care Hospital · CCN 300014
- MaineHealth Waldo HospitalBelfast, ME · Critical Access Hospital · CCN 201312
- Northern Light Mercy HospitalPortland, ME · Acute Care Hospital · CCN 200008
- Parkland Medical CenterDerry, NH · Acute Care Hospital · CCN 300017
- Portsmouth Regional HospitalPortsmouth, NH · Acute Care Hospital · CCN 300029
Practice locations
Addresses where Matthew Oliff is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 11; the Medicare profile lists all.
- 11 Whitehall RdRochester, NH 03867 (603) 332‑5211
- 118 Northport AveBelfast, ME 04915 (207) 338‑2500
- 155 Rover River PkwyPortland, ME 04102 (207) 879‑3000
- 175 Fore River PkwyPortland, ME 04102 (207) 879‑3000
- 19 S Gorham XingGorham, ME 04038 (207) 535‑1400
Group practices
Medicare enrollment lists Matthew Oliff as a member of these groups (CMS data updated 2026-10-02).
- Mercy Hospital301 clinicians in the group
- New England Radiological Consortium LLC19 clinicians in the group
- Portsmouth Radiological PA11 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Rochester
Clinicians with the same Medicare primary specialty in Rochester, NH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811124977 |
| 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