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Adult Congenital Heart Disease (ACHD)

Madhukar S. Kollengode, MD

Sees patients in Denver, CO · Colorado

Summary

Dr. Madhukar S. Kollengode, MD is an adult congenital heart disease cardiologist at 2045 N Franklin St, Kaiser Permanente Franklin Medical, Denver, CO 80205. Phone: (303) 338-4545. Accepts Medicare assignment. NPI 1669606711. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Adult congenital heart disease cardiologist (Medicare lists Adult Congenital Heart Disease (ACHD))
  • Address: 2045 N Franklin St, Kaiser Permanente Franklin Medical, Denver, CO 80205 · Directions
  • Phone: (303) 338‑4545
  • Medicare: Accepts Medicare assignment
  • Group practice: Colorado Permanente Medical Group PC
  • Medical school: Ohio State University College Of Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Madhukar S. Kollengode, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Madhukar S. Kollengode accept Medicare assignment?
Yes. Medicare's clinician data says Madhukar S. Kollengode accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Madhukar S. Kollengode's NPI number?
1669606711. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Madhukar S. Kollengode is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Madhukar S. Kollengode as a member of this group (CMS data updated October 2, 2026).

  • Colorado Permanente Medical Group PC1,327 clinicians in the group

Specialties

Find other Adult Congenital Heart Disease (ACHD) doctors in Colorado →

Other adult congenital heart disease cardiologists in Colorado

Clinicians with the same Medicare primary specialty in Colorado — not a recommendation.

All adult congenital heart disease cardiologists in Colorado →

Other clinicians in Colorado Permanente Medical Group PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolOhio State University College Of Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669606711
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians