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

Edward B. Steffner

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1477561645

Edward B. Steffner is a Sleep Disorder Diagnostic Clinic/Center in Johnson City, Tennessee. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

110 E Mountcastle Dr Ste 4
Johnson City, TN 37601-2539
Phone: (423) 928-7770
Fax: (423) 283-0433
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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

Record details

NPI number1477561645
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Edward Steffner — President - Owner · (423) 928-7770
NPI enumeratedAugust 4, 2006
Last updated in NPPESJanuary 7, 2010
Mailing address110 E Mountcastle Dr, Suite 4, Johnson City, TN 37601-2539

Other providers in Johnson City