John J Byun, MD

Psychiatrist in McKinney, Texas · NPI 1932763620

John Byun is one of 86 psychiatrists practicing in McKinney, Texas. John Byun practices with Collin County Mental Health Mental Retardation Center.

Registry record (NPPES)

NPI
1932763620
Type
Type 1 · Individual
Primary taxonomy
Psychiatry & Neurology, Psychiatry · 2084P0800X
Address on file
1515 Heritage Dr
McKinney, TX 75069-3256
(972) 562-0190
Enumerated
Apr 28, 2019
Record last updated
Mar 10, 2026
License states listed
TX

Medicare (CMS)

Enrollment
Medicare-enrolled in TX
Psychiatry
Revalidation due
No date set by CMS

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  • Procedure volumes by CPT code
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  • Full enrollment history
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Practice locations

More psychiatrists in McKinney

Updated August 2026. Practice locations and specialty come from the CMS Doctors and Clinicians file, the registry record from NPPES, and enrollment from CMS Medicare enrollment files. NPI records are corrected at the source, through NPPES.