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

Mr. Ethan Sumner App, MPT

Individual provider Physical Therapist · NPI 1609283944

Mr. Ethan Sumner App, MPT is a Physical Therapist in Private Practice in Atascadero, California. Qualified in 2014, 12 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2014
What do these letters mean?
MPT — Master of Physical Therapy
The master's-level physical therapy degree awarded before the DPT became standard.

See every abbreviation used in this directory →

Practice location Address checks out

9425 Principal Ave
Atascadero, CA 93422-5589
Phone: (805) 591-0966
Fax: (805) 460-6191
Show map & directions

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

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 41365 (CA)

Record details

NPI number1609283944
Entity typeIndividual (Type 1)
GenderMale
Credentials MPT
Sole proprietorYes
NPI enumeratedJuly 18, 2014
Last updated in NPPESFebruary 27, 2025
Certification dateFebruary 27, 2025
Mailing address9425 Principal Ave, Atascadero, CA 93422-5589

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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