Doctor profile · Federal record

Dr. Mackenzie Williamson, PA-C

Physician Assistant · Jacksonville, FL

  • NPI 1386322048
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1301 Palm Ave Ste 700
Jacksonville, FL 322078457
(904) 202-7300
fax (904) 202-2754
Mailing address
Po Box 746654
Atlanta, GA 303746654

Credentials & registration

NPPES · NUCC
NPI registered
July 2023 — 3 yrs on file
Profile last updated
May 20, 2025
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Florida #PA9117657

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386322048. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$903
Transactions
8
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 7 $877.45
Ethicon US, LLC 1 $25.60

By nature of payment

Travel and Lodging
$748
Education
$100
Food and Beverage
$55

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
13
Total drug cost
$53
Drug Type Claims Patients Total cost
Gabapentin Generic 14 13 $53

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mackenzie Williamson's medical specialty?
Dr. Mackenzie Williamson practices Physician Assistant in Jacksonville, FL.
Where does Dr. Mackenzie Williamson practice?
Dr. Mackenzie Williamson practices at 1301 Palm Ave Ste 700, Jacksonville, FL 322078457. Office phone: 9042027300.
What is Dr. Mackenzie Williamson's NPI?
Dr. Mackenzie Williamson's National Provider Identifier (NPI) is 1386322048, issued by NPPES.
Does Dr. Mackenzie Williamson accept Medicare assignment?
Yes. Dr. Mackenzie Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.