Reviewed 2026-09-21 · DNP, FNP-BC, PMHNP-BC
Labs as instruments, not identity
You can refuse labs and still receive an evaluation.
What Functional Psychiatry & Lab Testing actually includes
B12 psychiatric testing when risk factors exist.
Functional psychiatry labs are hypothesis-driven tests inside a psychiatric evaluation.
Monitoring and safety in Functional Psychiatry & Lab Testing
Morning T for men.
Cost consent.
Refer critically abnormal (e.g., severe anemia, thyrotoxicosis).
Duplicate-test check.
Functional Psychiatry & Lab Testing versus a generic template visit
We will order less than a catalog and explain more.
GeneSight is not a crystal ball.
Standard psychiatry sometimes skips labs. We add them when they matter.
DSM-5-TR framing for vitamin D depression labs
When a mill already drew chaos and we need clean timed labs.
Neuropathy plus metformin plus mood.
Failed antidepressant trials considering pharmacogenetics.
Heavy menses plus brain fog.
Questions we hear about Functional Psychiatry & Lab Testing
Vitamin D religion?
We treat deficiency, not a fandom.
How soon results?
Depends on the lab. We schedule a results visit.
Do labs replace a psychiatric diagnosis?
No.
Is GeneSight required?
No.
Thyroid?
TSH/free T4 when indicated.
Can labs be wrong?
Yes. We repeat when needed.
Visit flow for Functional Psychiatry & Lab Testing
Pick the smallest panel that could change the plan.
Write the hypothesis.
Give timing/fasting instructions.
Share with PCP with consent.
Why Hollywood presentations look the way they do
Iron studies incomplete (no ferritin).
Genetic testing used to deny you a needed medication that still had evidence.
No fasting instructions, garbage lipids, dramatic interpretation.
Book Functional Psychiatry & Lab Testing
Request a Functional Psychiatry & Lab Testing visit by calling (888) 307-2199 or using the booking form. Bring current medications, prior labs, and a list of what has already been tried.
Call (888) 307-2199 to hold an appointment for Functional Psychiatry & Lab Testing. Mention Hollywood so staff can plan in-office versus Florida telehealth for the first visit.
Related care
Clinician: Dr. Dorothy Chatelier, DNP, FNP-BC, PMHNP-BC, Psychiatric Mental Health Nurse Practitioner. Last medical review: 2026-09-21.
Florida telehealth psychiatry is available to established and new patients located in Florida at the time of the visit, subject to licensure and clinical appropriateness. An in-person evaluation at the Hollywood office may be recommended when a physical exam, vital signs, or a more complete diagnostic interview is needed.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. It does not establish a provider-patient relationship. Always seek care from a qualified clinician for questions about a medical or psychiatric condition. If you are in crisis, call 988 or go to the nearest emergency department.