Quick answers
- Which hospitals does Miguel A. Ariza work at?
- Medicare's official clinician data lists Miguel A. Ariza at 2 hospitals: Lowell General Hospital and Melrosewakefield Healthcare. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Miguel A. Ariza see patients?
- Medicare's clinician data lists 1 practice location in North Chelmsford, MA. Call before your visit to confirm the address.
- What is Miguel A. Ariza's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Endocrinology.
- Does Miguel A. Ariza accept Medicare assignment?
- Yes. Medicare's clinician data says Miguel A. Ariza 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.
- Does Miguel A. Ariza offer telehealth?
- Medicare's clinician data says Miguel A. Ariza offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Miguel A. Ariza?
- (978) 459-0018, as listed in official Medicare / NPI Registry data.
- What is Miguel A. Ariza's NPI number?
- 1104850858. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Miguel A. Ariza works
Medicare's Facility Affiliation Data lists Miguel A. Ariza at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lowell General HospitalLowell, MA · Acute Care Hospital · CCN 220063
- Melrosewakefield HealthcareMelrose, MA · Acute Care Hospital · CCN 220070
Practice locations
Addresses where Miguel A. Ariza is enrolled with Medicare (CMS data updated 2026-10-02).
- 20 Research Pl, Suite 300North Chelmsford, MA 01863 (978) 459‑0018
Group practices
Medicare enrollment lists Miguel A. Ariza as a member of this group (CMS data updated 2026-10-02).
- LGH Medical Group, Inc.166 clinicians in the group
Specialties
- Internal Medicineprimary
- Endocrinologyalso
Other internal medicine doctors in North Chelmsford
Clinicians with the same Medicare primary specialty in North Chelmsford, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Boston University School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1104850858 |
| 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