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

Mr. Clark Sebastian Shirley, AT, ATC

Individual provider Athletic Trainer · NPI 1386054468

Mr. Clark Sebastian Shirley, AT, ATC is an Athletic Trainer in Mesa, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2014
What do these letters mean?
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.

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Practice location Address checks out

7311 E Southern Ave Apt 2034
Mesa, AZ 85209-2712
Phone: (413) 348-3145
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X · Licence 1142 (AZ)

Record details

NPI number1386054468
Entity typeIndividual (Type 1)
GenderMale
Credentials AT , ATC
Sole proprietorYes
NPI enumeratedApril 29, 2014
Last updated in NPPESApril 29, 2014

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