Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Steven Mackay, PA-C

Individual provider Medical Physician Assistant · NPI 1508300187

Steven Mackay, PA-C is a Physician Assistant in Jacksonville, Florida. Qualified in 2016, 10 years ago. Practices with Mayo Clinic Jacksonville, a 1,581-clinician group and accepts Medicare assignment. Licensed in Florida and Pennsylvania.

Years since qualifying
10
Licensed in
FL, PA
In the registry since
2016
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

4500 San Pablo Rd S
Jacksonville, FL 32224-1865
Phone: (904) 953-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA9115298 (FL)
Medical Physician Assistant Taxonomy 363AM0700X · Licence MA058623 (PA)
Medical Physician Assistant Taxonomy 363AM0700X (FL)

Record details

NPI number1508300187
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedDecember 15, 2016
Last updated in NPPESApril 8, 2022
Certification dateApril 8, 2022

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Mayo Clinic Jacksonville — 1581 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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