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Internal Medicine

Karen E. Larson, MD

Works at hospitals in Nashville, TN · Tennessee

Summary

Karen E. Larson, MD (Internal Medicine) is listed by Medicare at 1 hospital in Nashville, TN. NPI 1245275593. 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 Karen E. Larson, 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
23Years since medical school (graduated 2003)
Vanderbilt University School Of MedicineMedical school
FemaleGender (as listed)
Heritage Medical Associates PCGroup practice

Quick answers

Which hospitals does Karen E. Larson work at?
Medicare's official clinician data lists Karen E. Larson at 1 hospital: Ascension Saint Thomas Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Karen E. Larson see patients?
Medicare's clinician data lists 1 practice location in Nashville, TN. Call before your visit to confirm the address.
What is Karen E. Larson's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Karen E. Larson accept Medicare assignment?
Yes. Medicare's clinician data says Karen E. Larson 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 Karen E. Larson offer telehealth?
Medicare's clinician data says Karen E. Larson offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Karen E. Larson?
(629) 255-3486, as listed in official Medicare / NPI Registry data.
What is Karen E. Larson's NPI number?
1245275593. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Karen E. Larson works

Medicare's Facility Affiliation Data lists Karen E. Larson 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 Karen E. Larson is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Karen E. Larson as a member of this group (CMS data updated 2026-10-02).

  • Heritage Medical Associates PC164 clinicians in the group

Specialties

Find other Internal Medicine doctors in Tennessee →

Other internal medicine doctors in Nashville

Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.

All internal medicine doctors in Nashville →

Clinician information

CredentialMD
Medical schoolVanderbilt University School Of Medicine
Graduation year2003
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1245275593
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