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

Mrs. Caroline Self Onstott, PA-C

Individual provider Surgical Physician Assistant · NPI 1689635393

Mrs. Caroline Self Onstott, PA-C is a Physician Assistant in Phoenix, Arizona. Qualified in 2004, 22 years ago. Practices with Mayo Clinic Arizona, a 1,616-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and California.

Years since qualifying
22
Licensed in
AZ, CA
In the registry since
2006
Specialties on file
3
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

5777 E Mayo Blvd
Phoenix, AZ 85054-4502
Phone: (480) 301-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5777 E Mayo Blvd, Phoenix, AZ 85054 — (480) 342-3868

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 3775 (AZ)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence PA18212 (CA)
Physician Assistant Taxonomy 363A00000X · Licence PA18212 (CA)

Record details

NPI number1689635393
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMarch 31, 2006
Last updated in NPPESSeptember 3, 2020
Certification dateSeptember 3, 2020

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Mayo Clinic Arizona — 1616 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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