Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Avalon Diagnostics LLC

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1740458298

Avalon Diagnostics LLC is a Sleep Disorder Diagnostic Clinic/Center in Sherman, Texas. Licensed in Texas. Registered with an NPI since 2008.

Licensed in
TX
In the registry since
2008
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2009 Independence Dr Ste 103
Sherman, TX 75090-0215
Phone: (903) 892-6496
Fax: (903) 892-6368
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sleep Disorder Diagnostic Clinic/Center (primary) Taxonomy 261QS1200X (TX)

Record details

NPI number1740458298
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Chandra McKenzie — Ower/Director · (903) 892-6496
NPI enumeratedFebruary 19, 2008
Last updated in NPPESNovember 20, 2015
Mailing address2009 Independence Dr, Suite 103, Sherman, TX 75090-0215

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