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Internal Medicine

Lars E. Reinhold, MD

Works at hospitals in Newburyport, MA · Boston, MA · Burlington, MA … · Massachusetts

Summary

Lars E. Reinhold, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Newburyport, MA, Boston, MA and Burlington, MA and other places. NPI 1578754578. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Lars E. Reinhold, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
22Years since medical school (graduated 2004)
Boston University School Of MedicineMedical school
MaleGender (as listed)
Lahey Clinic IncGroup practice (+1 more)

Quick answers

Which hospitals does Lars E. Reinhold work at?
Medicare's official clinician data lists Lars E. Reinhold at 5 hospitals: Anna Jaques Hospital, Beth Israel Deaconess Medical Center, Lahey Hospital & Medical Center, Burlington, Northeast Hospital Corporation and Winchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Lars E. Reinhold see patients?
Medicare's clinician data lists 4 practice locations, including Lynnfield, MA, South Hamilton, MA and Gloucester, MA. Call before your visit to confirm the address.
What is Lars E. Reinhold's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Lars E. Reinhold accept Medicare assignment?
Yes. Medicare's clinician data says Lars E. Reinhold 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 Lars E. Reinhold offer telehealth?
Medicare's clinician data says Lars E. Reinhold offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Lars E. Reinhold?
(781) 213-4050, as listed in official Medicare / NPI Registry data.
What is Lars E. Reinhold's NPI number?
1578754578. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Lars E. Reinhold works

Medicare's Facility Affiliation Data lists Lars E. Reinhold at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Lars E. Reinhold is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Lars E. Reinhold as a member of these groups (CMS data updated 2026-10-02).

  • Lahey Clinic Inc1,381 clinicians in the group
  • Beth Israel Lahey Health Primary Care, Inc353 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Lynnfield

Clinicians with the same Medicare primary specialty in Lynnfield, MA — not a recommendation.

All internal medicine doctors in Lynnfield →

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1578754578
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians