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

Dr. L Michael Siegenthaler, PT, DPT

Individual provider Physical Therapist · NPI 1801861711

Dr. L Michael Siegenthaler, PT, DPT is a Physical Therapist in Private Practice in Okmulgee, Oklahoma. Qualified in 2005, 21 years ago. Practices with Impact Rehab Consultants, a 3-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
21
Licensed in
OK
In the registry since
2006
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.
DPT — Doctor of Physical Therapy
The doctoral degree now required to enter physical therapy practice.

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Practice location Address checks out

813 E 6th St Ste 300
Okmulgee, OK 74447-4701
Phone: (918) 756-3330
Fax: (918) 756-3332
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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 PT2167 (OK)

Record details

NPI number1801861711
Entity typeIndividual (Type 1)
GenderMale
Credentials PT , DPT
Sole proprietorNo
NPI enumeratedFebruary 22, 2006
Last updated in NPPESAugust 10, 2023
Certification dateAugust 10, 2023

Medicare enrollment

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

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Impact Rehab Consultants — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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