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

Dr. Matthew Landeen, DO

Individual provider Family Medicine Physician · NPI 1932787413

Dr. Matthew Landeen, DO is a Family Practice in Sallisaw, Oklahoma. Qualified in 2021, 5 years ago. Practices with Cherokee Nation, a 448-clinician group and accepts Medicare assignment. Licensed in Missouri and Oklahoma.

Years since qualifying
5
Licensed in
MO, OK
In the registry since
2021
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

301 S J T Stites St Ste T
Sallisaw, OK 74955-9302
Phone: (187) 759-9150
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 8504 (OK)
Family Medicine Physician Taxonomy 207Q00000X · Licence 2023014704 (MO)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1932787413
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 29, 2021
Last updated in NPPESSeptember 19, 2024
Certification dateSeptember 19, 2024
Mailing address301 S J T Stites St Ste T, Sallisaw, OK 74955-9302

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Cherokee Nation — 448 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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