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Pediatric Medicine

Kieran Leong, DO

Works at hospitals in Chapel Hill, NC · North Carolina

Summary

Dr. Kieran Leong, DO is a pediatrician at 5221 Paramount Pkwy, Suite 420, Morrisville, NC 27560. May accept Medicare assignment. In 2024, Kieran Leong had 33 Original Medicare patients and 128 services. NPI 1952668410. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 5221 Paramount Pkwy, Suite 420, Morrisville, NC 27560 · Directions
  • Medicare: May accept Medicare assignment
  • Hospital: UNC Hospitals
  • Medical school: Touro Un College Of Osteopathic Medicine, Vallejo · graduated 2012 (14 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kieran Leong, 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 Kieran Leong accept Medicare assignment?
Medicare's clinician data says Kieran Leong may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Kieran Leong see?
In 2024, CMS data shows 33 Original Medicare patients and 128 services for Kieran Leong. This counts Original Medicare only and measures volume, not quality.
What is Kieran Leong's NPI number?
1952668410. 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 Kieran Leong, 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 patients33
Services billed to Medicare128
Different services or procedures12
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Critical care, first 30-74 minutes (99291)82 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)27 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol61%
  • Arthritis58%
  • Anxiety55%
  • Ischemic heart disease52%
  • Chronic kidney disease52%

Hospitals where Kieran Leong works

Medicare's Facility Affiliation Data lists Kieran Leong at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • UNC HospitalsChapel Hill, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340061

Practice locations

Addresses where Kieran Leong is enrolled with Medicare (CMS data updated October 2, 2026).

  • 5221 Paramount Pkwy, Suite 420Morrisville, NC 27560

Specialties

Find other Pediatric Medicine doctors in North Carolina →

Other pediatricians in Morrisville

Clinicians with the same Medicare primary specialty in Morrisville, NC — not a recommendation.

All pediatricians in Morrisville →

Clinician information

CredentialDO
Medical schoolTouro Un College Of Osteopathic Medicine, Vallejo
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1952668410
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians