Jonathan Kouloubis Williamson
Pediatric Emergency Medicine (Pediatrics) Physician · Little Rock, AR
Jonathan Kouloubis Williamson is a pediatric emergency medicine (pediatrics) physician with a practice address in Little Rock, Arkansas, and NPI 1457930075, issued on Apr 2, 2021. Check the license (Arkansas E-17782, as entered in NPPES) on the Arkansas State Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Jonathan Kouloubis Williamson
- Primary taxonomy
- Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X
- License number
- E-17782 AR
Self-reported in NPPES; status is on the state search - Practice location
- 1 Childrens Way # 512-19A, Little Rock, AR 72202
- Phone
- (501) 364-1874
- Enumerated
- Apr 2, 2021
- Record last updated
- Oct 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20251027000907); may accept Medicare assignment
- Medical or professional school
- University Of Arkansas College Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest pediatric emergency medicine (pediatrics) physician records → All 30 in Arkansas → Look up another NPI →
Also registered at 1 Childrens Way # 512-19A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jonathan Kouloubis Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArkansas State Medical Board
Search for license E-17782Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Jonathan Kouloubis Williamson among 30 pediatric emergency medicine (pediatrics) physician records in Arkansas
Jonathan Kouloubis Williamson is one of 30 pediatric emergency medicine (pediatrics) physician records with a practice address in Arkansas. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 97% of them.
- NPI issued2021 · 97% of these records are older, 0% newer
- In a Medicare fileNo · 10% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0204X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Emergency Medicine (Pediatrics) Physician providers in Arkansas
There are 30 pediatric emergency medicine (pediatrics) physician records in Arkansas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 30 in Arkansas → Every provider in Little Rock → Pediatric Emergency Medicine (Pediatrics) Physician nationwide →
The 8 pediatric emergency medicine (pediatrics) physician records with the nearest ZIP codes
- Rhonda Dick, MDLittle Rock, AR 722021609977271
- Henry Farrar, MDLittle Rock, AR 722021487744041
- Charles Graham, MDLittle Rock, AR 722021447340005
- Nicholas Hobart-Porter, DOLittle Rock, AR 722021801015144
- Matthew Jaeger, MDLittle Rock, AR 722021124126081
- Laura James, MDLittle Rock, AR 722021356431910
- Jeffrey MontgomeryLittle Rock, AR 722021639497241
- Amber Morse, M.D.Little Rock, AR 722021003133828
Common questions
What is Jonathan Kouloubis Williamson's NPI number?
Jonathan Kouloubis Williamson's National Provider Identifier (NPI) is 1457930075, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Kouloubis Williamson located?
The NPPES record lists a practice address at 1 Childrens Way # 512-19A, Little Rock, AR, 72202. Phone: (501) 364-1874. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Kouloubis Williamson's license?
NPPES lists Arkansas license number E-17782, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.