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Cardiovascular Disease (Cardiology)

Mark D. Huffman, MD

Works at hospitals in Saint Louis, MO · Creve Coeur, MO · Missouri

Summary

Mark D. Huffman, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 3 hospitals in Saint Louis, MO and Creve Coeur, MO. NPI 1609965920. 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 Mark D. Huffman, 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)
Tulane University School Of MedicineMedical school
MaleGender (as listed)
Washington UniversityGroup practice

Quick answers

Which hospitals does Mark D. Huffman work at?
Medicare's official clinician data lists Mark D. Huffman at 3 hospitals: Barnes Jewish Hospital, Barnes-Jewish West County Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mark D. Huffman see patients?
Medicare's clinician data lists 1 practice location in Saint Louis, MO. Call before your visit to confirm the address.
What is Mark D. Huffman's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
Does Mark D. Huffman accept Medicare assignment?
Yes. Medicare's clinician data says Mark D. Huffman 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 Mark D. Huffman's NPI number?
1609965920. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mark D. Huffman works

Medicare's Facility Affiliation Data lists Mark D. Huffman 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 Mark D. Huffman is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mark D. Huffman as a member of this group (CMS data updated 2026-10-02).

  • Washington University3,029 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Missouri →

Other cardiologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All cardiologists in Saint Louis →

Clinician information

CredentialMD
Medical schoolTulane University School Of Medicine
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609965920
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