By: Mallory Johnson, DNP, APRN, PMHNP-BC
Learn about treatment options for Major Depressive Disorder, including therapy, medication management, and TMS therapy available in Nashville.
Depression Treatment in Nashville, Tennessee
Major Depressive Disorder (MDD) is one of the most common and impactful mental health conditions affecting adults today. It goes beyond occasional sadness- and left untreated; depression can significantly interfere with daily functioning, relationships, and overall quality of life.
The encouraging news is that MDD is highly treatable. With the right combination of therapeutic support, lifestyle interventions, and, when appropriate, medication management, many individuals experience meaningful and lasting improvement.
What is Major Depressive Disorder?
Major Depressive Disorder is a clinical condition characterized by persistent low mood and loss of interest in activities that once brought enjoyment. Unlike temporary sadness, the symptoms of MDD can last for weeks or months and often interfere with daily life.
Common symptoms of Major Depressive Disorder include:
- Persistent sadness or low mood
- Loss of interest in hobbies or activities
- Fatigue or low energy
- Difficulty concentrating
- Changes in sleep patterns
- Changes in appetite or weight
- Feelings of hopelessness or worthlessness
For a diagnosis of Major Depressive Disorder, symptoms typically last at least two weeks and affect multiple areas of daily functioning.
How Major Depressive Disorder is Diagnosed

Diagnosing depression requires a thoughtful, comprehensive evaluation—not just a quick checklist. A psychiatric provider takes time to understand the full picture, including symptoms, medical background, and day-to-day functioning.
During an assessment, providers typically:
- Explore both emotional and physical symptoms (such as mood changes, energy levels, appetite, and concentration)
- Review personal and family mental health history
- Utilize standardized screening tools to assess severity and patterns
- Evaluate sleep, stress levels, and overall daily functioning
This thorough approach helps determine whether symptoms meet criteria for Major Depressive Disorder and ensures that any treatment plan isPsychotherapy is a cornerstone in treatment for Major Depressive Disorder (MDD). While depression can feel overwhelming and isolating, therapy offers a structured, supportive space to better understand thoughts, emotions, and behaviors—and, importantly, how to change them. It provides practical tools to reduce symptoms, improve coping, and restore daily functioning.
Effective Therapy Approaches
Cognitive Behavioral Therapy (CBT): CBT helps identify and reframe negative thought patterns while encouraging behaviors that improve mood and motivation.
Interpersonal Therapy (IPT): IPT focuses on relationships, helping individuals navigate conflict, life changes, and social challenges that may contribute to depression.
Supportive Therapy: Supportive therapy offers a safe space to process stressors, build coping skills, and strengthen emotional resilience.
Long-Term Benefits: Therapy not only reduces symptoms but also builds resilience and helps prevent relapse. Whether used alone or alongside medication, it plays a key role in long-term recovery and mental wellness.
Medication Management for Depression
For individuals experiencing moderate to severe depression, medication can play an important role in recovery. Antidepressants help regulate brain chemistry—particularly neurotransmitters like serotonin, norepinephrine, and dopamine—which influence mood, energy, and focus. Medication management is a personalized, ongoing process that involves collaboration between the individual and a psychiatric provider. The goal is to find the right medication and dose that provides meaningful relief while minimizing side effects.
A comprehensive plan typically includes:
Personalized medication selection
Treatment is tailored to each individual, taking into account symptoms, medical history, past responses, and lifestyle factors.
Ongoing monitoring and support
Regular follow-ups help assess effectiveness, monitor side effects, and guide adjustments—especially during the first few weeks.
Dose adjustments and optimization
Dosages may be gradually adjusted to achieve the best balance between benefit and tolerability.
Evaluation of overall progress
Providers assess improvements in mood, sleep, energy, and daily functioning, while considering therapy and lifestyle factors.
With the guidance of an experienced provider, medication management can be a safe and effective part of a comprehensive approach to long-term mental health and wellness.
When Depression Does Not Improve With Medication
If antidepressants aren’t easing your symptoms, you may be experiencing treatment-resistant depression. This is more common than many realize, and there are effective next steps.
Options include:
- Adjusting medications or combinations to improve response
- Adding therapy and lifestyle strategies, such as CBT, stress management, and exercise
- Advanced treatments, including Transcranial Magnetic Stimulation (TMS) and other neuromodulation therapies
Depression treatment often requires a personalized approach and ongoing adjustments. Even when standard medications don’t work, combining therapies and exploring advanced options can help patients regain control, improve mood, and support long-term recovery.
TMS Therapy for Major Depressive Disorder
Transcranial Magnetic Stimulation (TMS) is an advanced, non-invasive therapy designed for individuals whose depression has not responded to antidepressant medications. TMS works by delivering targeted magnetic pulses to specific areas of the brain that regulate mood, helping activate neural pathways and improve depressive symptoms.
Patients often choose TMS because it is:
- Non-invasive – no surgery or anesthesia required
- Medication-free – an alternative for those seeking options beyond antidepressants
- Outpatient-friendly – treatment sessions are convenient and do not require hospitalization
- Low in side effects – most patients experience minimal discomfort
TMS has helped many individuals achieve meaningful improvement after struggling with persistent or treatment-resistant depression, offering renewed hope for recovery.
A Personalized Approach to Depression Treatment
Depression affects each person in a unique way, and effective care requires an approach tailored to individual needs. This patient-centered strategy ensures that individuals feel supported and empowered as they work toward meaningful, lasting improvements in their mental health.
Mallory Johnson, DNP, PMHNP-BC, provides compassionate, evidence-based care for depression in Nashville. Her approach is personalized and collaborative, focusing on understanding each individual’s unique symptoms, life circumstances, and goals. By addressing both the biological and psychosocial factors contributing to depression, she works with patients to develop tailored treatment plans that promote healing, resilience, and long-term well-being.
If you are experiencing symptoms of depression, professional support can help you better understand your options and begin the path toward recovery.