Quick answers
- Which hospitals does Roberto Larios work at?
- Medicare's official clinician data lists Roberto Larios at 3 hospitals: Emerson Hospital -, Lowell General Hospital and UMass Memorial Healthalliance Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Roberto Larios see patients?
- Medicare's clinician data lists 7 practice locations, including Lowell, MA, Leominster, MA and Concord, MA. Call before your visit to confirm the address.
- What is Roberto Larios's specialty?
- Medicare lists Emergency Medicine as the primary specialty, and also Critical Care (Intensivists) and Hospitalist.
- Does Roberto Larios accept Medicare assignment?
- Yes. Medicare's clinician data says Roberto Larios 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 Roberto Larios?
- (978) 458-1411, as listed in official Medicare / NPI Registry data.
- What is Roberto Larios's NPI number?
- 1679771588. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Roberto Larios works
Medicare's Facility Affiliation Data lists Roberto Larios at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Emerson Hospital -W Concord, MA · Acute Care Hospital · CCN 220084
- Lowell General HospitalLowell, MA · Acute Care Hospital · CCN 220063
- UMass Memorial Healthalliance HospitalsLeominster, MA · Acute Care Hospital · CCN 220001
Practice locations
Addresses where Roberto Larios is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1 Hospital DrLowell, MA 01852 (978) 458‑1411
- 100 Hospital Rd, Suite 2aLeominster, MA 01453 (978) 798‑6900
- 133 Old Rd To 9 Acre CorConcord, MA 01742 (978) 287‑3020
- 201 Highland St, Suite BClinton, MA 01510 (978) 368‑3731
- 295 Varnum AveLowell, MA 01854 (978) 937‑6439
Group practices
Medicare enrollment lists Roberto Larios as a member of these groups (CMS data updated 2026-10-02).
- UMass Memorial Medical Group Inc2,516 clinicians in the group
- Emerson Practice Associates, Inc240 clinicians in the group
- Lowell General Inpatient Specialists PLLC67 clinicians in the group
- Mass Lung and Allergy PC10 clinicians in the group
Specialties
- Emergency Medicineprimary
- Critical Care (Intensivists)also
- Hospitalistalso
Other emergency medicine doctors in Lowell
Clinicians with the same Medicare primary specialty in Lowell, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679771588 |
| 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