Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Cardiovascular Disease (Cardiology)

Meredith J. Mulhearn, MD

Works at hospitals in Boston, MA · Cambridge, MA · Massachusetts

Summary

Meredith J. Mulhearn, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 2 hospitals in Boston, MA and Cambridge, MA. NPI 1194927509. 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 Meredith J. Mulhearn, 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

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
YesOffers telehealth
22Years since medical school (graduated 2004)
FemaleGender (as listed)
Atrius Health IncGroup practice

Quick answers

Which hospitals does Meredith J. Mulhearn work at?
Medicare's official clinician data lists Meredith J. Mulhearn at 2 hospitals: Beth Israel Deaconess Medical Center and Mount Auburn Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Meredith J. Mulhearn see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Meredith J. Mulhearn's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
Does Meredith J. Mulhearn accept Medicare assignment?
Yes. Medicare's clinician data says Meredith J. Mulhearn 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 Meredith J. Mulhearn offer telehealth?
Medicare's clinician data says Meredith J. Mulhearn offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Meredith J. Mulhearn?
(617) 421-1000, as listed in official Medicare / NPI Registry data.
What is Meredith J. Mulhearn's NPI number?
1194927509. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Meredith J. Mulhearn works

Medicare's Facility Affiliation Data lists Meredith J. Mulhearn 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 Meredith J. Mulhearn is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Meredith J. Mulhearn as a member of this group (CMS data updated 2026-10-02).

  • Atrius Health Inc1,222 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Massachusetts →

Other cardiologists in Boston

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

All cardiologists in Boston →

Clinician information

CredentialMD
Graduation year2004
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1194927509
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