Photo of Charles Maddix

Charles Maddix, MSN

Psychiatric mental health nurse practitioner, Jacksonville, FL

The Practice

Charles Maddix is a psychiatric mental health nurse practitioner and the founder of The Practice.

3547 Hendricks Ave, Jacksonville, FL 32207
At a glance
Practice model
Ketamine care is self-pay
Board certification
Psychiatric mental health NP

Facts on this page last checked November 2026. How we check doctors

About Charles Maddix

Maddix is a board-certified psychiatric mental health nurse practitioner. He is a veteran and the founder of The Practice. He built the clinic to bring mental, physical and aesthetic care together, with evidence and unhurried attention.

The Practice offers psychiatric evaluations, medication management, and hormone and regenerative medicine services. Maddix leads the ketamine therapy program. He also teaches other qualified medical professionals how to do ketamine infusions and PRP procedures.

Membership and fees

The clinic's ketamine care is self-pay, and HSA/FSA is eligible for most plans.

Ketamine infusions cost $479 each in a six-infusion induction series and $399 each in a ten-infusion series, and one booster infusion for returning patients is $549.

A first consultation costs $49 that counts toward treatment if you continue.

Licenses and credentials

Degree
MSN
Board certification
Psychiatric mental health nurse practitioner
Other certification
APRN, PMHNP-BC
License
Florida
Board actions
Good standing (checked Nov 2026) None on record Verify with the Florida Board of Nursing
NPI
1790047926

Location

3547 Hendricks Ave, Jacksonville, FL 32207
The Practice practice page
Directions

Recognition and research

Teaching and research roles

Teaches other qualified medical professionals ketamine infusion and PRP procedures

Patient reviews

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Questions patients ask

Does Maddix take insurance, or offer a membership?

The clinic's ketamine care is self-pay. HSA/FSA is eligible for most plans.

How much does ketamine care at The Practice cost?

Ketamine infusions cost $479 each in a six-infusion induction series and $399 each in a ten-infusion series. One booster infusion for returning patients is $549, and a first consultation costs $49 that counts toward treatment if you continue.

Is Maddix board certified?

He is a board-certified psychiatric mental health nurse practitioner.

Is Maddix a doctor?

Charles Maddix is a nurse practitioner, not a physician.

Where is Maddix's office?

Maddix is the founder of The Practice.

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