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

Dr. Nathan Sim Marriott, DPT

Individual provider Physical Therapist · NPI 1083584213

Dr. Nathan Sim Marriott, DPT is a Physical Therapist in Private Practice in Granada Hills, California. Qualified in 2025, 1 year ago. Practices with North Valley Physical Therapy Inc, a 4-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
1
Licensed in
CA
In the registry since
2025
What do these letters mean?
DPT — Doctor of Physical Therapy
The doctoral degree now required to enter physical therapy practice.

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Practice location Address checks out

11858 1/2 Balboa Blvd
Granada Hills, CA 91344-2700
Phone: (818) 217-4868
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 309138 (CA)

Record details

NPI number1083584213
Entity typeIndividual (Type 1)
GenderMale
Credentials DPT
Sole proprietorNo
NPI enumeratedNovember 11, 2025
Last updated in NPPESNovember 11, 2025
Certification dateNovember 11, 2025

Medicare enrollment

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

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice North Valley Physical Therapy Inc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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