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Cardiovascular Disease (Cardiology)

David M. Leder, MD

Works at hospitals in Flagstaff, AZ · Winslow, AZ · Ganado, AZ … · Arizona

Summary

David M. Leder, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 5 hospitals in Flagstaff, AZ, Winslow, AZ and Ganado, AZ and other places. NPI 1639242720. 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 David M. Leder, 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
23Years since medical school (graduated 2003)
Loyola University Of Chicago, Stritch School Of MedicineMedical school
MaleGender (as listed)
Northern Arizona Healthcare CorporationGroup practice

Quick answers

Which hospitals does David M. Leder work at?
Medicare's official clinician data lists David M. Leder at 5 hospitals: Flagstaff Medical Center, Little Colorado Medical Center, Sage Memorial Hospital, Tuba City Regional Health Care Corporation and Verde Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does David M. Leder see patients?
Medicare's clinician data lists 7 practice locations, including Flagstaff, AZ and Cottonwood, AZ. Call before your visit to confirm the address.
What is David M. Leder's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
Does David M. Leder accept Medicare assignment?
Yes. Medicare's clinician data says David M. Leder 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 David M. Leder?
(928) 779-3366, as listed in official Medicare / NPI Registry data.
What is David M. Leder's NPI number?
1639242720. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where David M. Leder works

Medicare's Facility Affiliation Data lists David M. Leder 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 David M. Leder is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists David M. Leder as a member of this group (CMS data updated 2026-10-02).

  • Northern Arizona Healthcare Corporation385 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Arizona →

Other cardiologists in Flagstaff

Clinicians with the same Medicare primary specialty in Flagstaff, AZ — not a recommendation.

All cardiologists in Flagstaff →

Clinician information

CredentialMD
Medical schoolLoyola University Of Chicago, Stritch School Of Medicine
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639242720
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