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

Wanjiru Landers

Individual provider Physician Assistant · NPI 1881160356

Wanjiru Landers is a Physician Assistant in Owasso, Oklahoma. Graduated from At Still Un of Hlth Sciences, Col of Osteo Med, Mesa in 2019, 7 years ago. Practices with Grand Lake Mental Health Center, Inc, a 120-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Oklahoma.

Years since qualifying
7
Trained at
At Still Un of Hlth Sciences, Col of Osteo Med, Mesa
Licensed in
OK
In the registry since
2018
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Practice location Address checks out

8418 N 123rd East Ave
Owasso, OK 74055-2139
Phone: (918) 858-4353
Fax: (866) 246-2942
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 329 S Elm St Ste 240, Jenks, OK 74037-3765 — (918) 858-4353

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 5014 (OK)

Record details

NPI number1881160356
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 22, 2018
Last updated in NPPESApril 6, 2026
Certification dateApril 6, 2026
Mailing address8418 N 123rd East Ave, Owasso, OK 74055-2139

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolAT STILL UN OF HLTH SCIENCES, COL OF OSTEO MED, MESA
Graduated 2019 (7 years in practice)
Group practice Grand Lake Mental Health Center, Inc. — 120 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Owasso