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

Greta Guillette, PA-C

Individual provider Physician Assistant · NPI 1346881711

Greta Guillette, PA-C is a Physician Assistant in Tulsa, Oklahoma. Graduated from University of Oklahoma College of Medicine in 2020, 6 years ago. Practices with St John Physicians, Inc, a 264-clinician group and accepts Medicare assignment.

Years since qualifying
6
Trained at
University of Oklahoma College of Medicine
In the registry since
2019
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

1919 S Wheeling Ave Ste 500
Tulsa, OK 74104-5634
Phone: (918) 403-6284
Fax: (918) 403-6323
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1346881711
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorYes
NPI enumeratedOctober 7, 2019
Last updated in NPPESApril 7, 2026
Certification dateApril 7, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice St. John Physicians, Inc. — 264 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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