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

Gastroenterology

Kim L. Nguyen, MD

Sees patients in Atlanta, GA · Kennesaw, GA · Georgia

Summary

Dr. Kim L. Nguyen, MD is a gastroenterologist at 20 Glenlake Pkwy, Atlanta, GA 30328. Phone: (770) 677-6043. Accepts Medicare assignment. In 2024, Kim L. Nguyen had 18 Original Medicare patients and 27 services. NPI 1518159037. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 20 Glenlake Pkwy, Atlanta, GA 30328 · Directions (3 more locations)
  • Phone: (770) 677‑6043
  • Medicare: Accepts Medicare assignment
  • Group practice: The Southeast Permanente Medical Group
  • Medical school: Michigan State University College Of Human Medicine · graduated 2001 (25 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Kim L. Nguyen, 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 Kim L. Nguyen accept Medicare assignment?
Yes. Medicare's clinician data says Kim L. Nguyen 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.
How many Medicare patients does Kim L. Nguyen see?
In 2024, CMS data shows 18 Original Medicare patients and 27 services for Kim L. Nguyen. This counts Original Medicare only and measures volume, not quality.
What is Kim L. Nguyen's NPI number?
1518159037. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Kim L. Nguyen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients18
Services billed to Medicare27
Different services or procedures16
Participating Medicare providerYes
Average age of these patients70

Practice locations

Addresses where Kim L. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kim L. Nguyen as a member of this group (CMS data updated October 2, 2026).

  • The Southeast Permanente Medical Group812 clinicians in the group

Specialties

Find other Gastroenterology doctors in Georgia →

Other gastroenterologists in Atlanta

Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.

All gastroenterologists in Atlanta →

Other clinicians in The Southeast Permanente Medical Group

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

Clinician information

CredentialMD
Medical schoolMichigan State University College Of Human Medicine
Graduation year2001 (25 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1518159037
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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