Quick answers
- Which hospitals does Marissa R. Hamrick work at?
- Medicare's official clinician data lists Marissa R. Hamrick at 1 hospital: Boston Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marissa R. Hamrick see patients?
- Medicare's clinician data lists 2 practice locations, including Dorchester, MA. Call before your visit to confirm the address.
- What is Marissa R. Hamrick's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Marissa R. Hamrick accept Medicare assignment?
- Yes. Medicare's clinician data says Marissa R. Hamrick 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 Marissa R. Hamrick?
- (617) 287-8000, as listed in official Medicare / NPI Registry data.
- What is Marissa R. Hamrick's NPI number?
- 1386905685. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marissa R. Hamrick works
Medicare's Facility Affiliation Data lists Marissa R. Hamrick at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Boston Medical CenterBoston, MA · Acute Care Hospital · CCN 220031
Practice locations
Addresses where Marissa R. Hamrick is enrolled with Medicare (CMS data updated 2026-10-02).
- 415 Columbia RdDorchester, MA 02125 (617) 287‑8000
- 500 Columbia RdDorchester, MA 02125
Group practices
Medicare enrollment lists Marissa R. Hamrick as a member of this group (CMS data updated 2026-10-02).
- Uphams Corner Health Committee Inc25 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Dorchester
Clinicians with the same Medicare primary specialty in Dorchester, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2012 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386905685 |
| 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