Conditions We Treat

A psychiatrist is a medical doctor who specializes in the diagnosis, treatment, and prevention of mental health and behavioral disorders. Unlike psychologists or therapists, psychiatrists complete medical school followed by a four-year residency in psychiatry, which means they can order laboratory tests, interpret medical findings, and prescribe medications. This medical training is essential because many psychiatric conditions have biological underpinnings that respond best to a combined medication and psychotherapy approach.

At our Tijuana practice, Dr. Ernesto Cedillo Ramirez treats the full spectrum of psychiatric conditions in adults and adolescents. The most common reasons patients seek consultation include persistent depression that hasn't responded to therapy alone, debilitating anxiety or panic attacks, attention difficulties affecting work or school, mood swings that suggest bipolar disorder, sleep problems lasting more than three weeks, intrusive thoughts or compulsions, and trauma-related symptoms following difficult life events.

It is a common misconception that psychiatry is only for "serious" mental illness. In reality, the majority of patients we see are functional adults — professionals, students, parents — who are struggling with conditions that significantly impact their quality of life but are entirely treatable. Early intervention almost always leads to better outcomes than waiting until symptoms become severe.

This page provides a comprehensive overview of the conditions we treat, when to seek psychiatric care, how the diagnostic process works, and what to expect from treatment. If you recognize yourself or a loved one in any of the descriptions below, please know that effective help is available — typically within 3 to 5 business days at our office, compared to the 2-to-6-month wait common in San Diego and California.

Many people delay psychiatric consultation for months or years, often hoping symptoms will resolve on their own. Research consistently shows that earlier treatment leads to faster recovery and better long-term outcomes. If any of the following signs apply to you or someone you care about, scheduling a psychiatric evaluation is appropriate.

If you are experiencing thoughts of self-harm or suicide, please call 988 (Suicide and Crisis Lifeline) in the United States or go to your nearest emergency room immediately. A psychiatric appointment is appropriate after stabilization but should not replace emergency care in a crisis.

Many patients are unsure whether they need a psychiatrist, a psychologist, or a licensed therapist. The distinction matters because each professional has different training, different scope of practice, and is suited to different problems. The table below summarizes the key differences.

In practice, the best outcomes often come from combined care: a psychiatrist managing diagnosis and medication, plus a psychologist or therapist providing weekly psychotherapy. We are happy to coordinate with your existing therapist or recommend trusted bilingual therapists in Tijuana and San Diego.

Psychiatric diagnosis is a structured medical process, not guesswork. Dr. Cedillo follows the DSM-5-TR (Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision) — the same diagnostic standard used by psychiatrists in the United States, including those at major academic centers like UCLA, Stanford, and Mayo Clinic. This means you receive the same standard of diagnostic care available in California, at a fraction of the cost and wait time.

A complete psychiatric evaluation typically includes:

• Detailed clinical interview covering current symptoms, onset, severity, and impact on daily functioning
• Comprehensive psychiatric history including past episodes, prior treatments, response to medications, and hospitalizations if applicable
• Medical history review to rule out conditions like thyroid disease, vitamin deficiencies, sleep apnea, or medication side effects that can mimic psychiatric symptoms
• Family history of mental health conditions, since many disorders have a genetic component
• Substance use history including alcohol, recreational drugs, and prescribed medications
• Mental status examination assessing mood, thought process, cognition, and insight
• Standardized rating scales when appropriate (PHQ-9 for depression, GAD-7 for anxiety, ASRS for ADHD, MDQ for bipolar screening)
• Laboratory testing when indicated, to rule out medical causes — typically thyroid function, vitamin B12 and D, comprehensive metabolic panel, and sometimes urine drug screening

The first appointment lasts a full 60 minutes. By the end of this evaluation, you will receive a working diagnosis, an explanation of the recommended treatment plan, and answers to any questions you have. If medication is indicated, a prescription can be provided the same day. Treatment is then adjusted at follow-up visits based on your response.

Diagnosis is sometimes refined over the first few visits. Conditions like bipolar disorder, ADHD, and complex trauma can require longitudinal observation to confirm. We err on the side of careful diagnosis rather than rushing — the consequence of misdiagnosis is wasted time on treatments that won't work.

Effective psychiatric treatment is rarely about medication alone. Dr. Cedillo's approach combines psychopharmacology, psychoeducation, and lifestyle interventions, coordinated when appropriate with psychotherapy from a separate therapist. The goal is not just symptom reduction — it is functional recovery, meaning a return to the work, relationships, and quality of life that mattered to you before symptoms began.

Medication decisions follow current clinical guidelines, including those from the American Psychiatric Association, the Royal College of Psychiatrists, and Mexico's Consejo Mexicano de Psiquiatría. We use first-line medications backed by strong evidence, starting at conservative doses and adjusting based on your response and tolerance. Side effects are monitored carefully, and changes are made when needed.

For patients crossing from California, prescriptions are written using internationally recognized medication names so you can fill them at any pharmacy in Mexico (where prices are often a fraction of US costs) or at a US pharmacy if your insurance covers it. We provide detailed receipts with ICD-10 diagnostic codes that can be submitted for out-of-network reimbursement under most PPO plans.

Equally important is what we don't do. We do not over-medicate, we don't prescribe controlled substances casually, and we don't recommend treatments without clear clinical justification. If your symptoms might respond better to therapy alone, or to lifestyle changes, we will tell you that — even if it means losing you as a long-term medication patient. Our reputation, reflected in over 181 five-star Google reviews, is built on this honesty.

Patients from San Diego, Chula Vista, National City, Oceanside, Imperial Beach, Coronado, La Jolla, Carlsbad, El Cajon, Encinitas, and Los Angeles choose our practice for thorough evaluations, transparent pricing, and bilingual care — without the months-long wait that has become standard in California. The California Department of Health Care Access reports that all 58 counties face a behavioral health professional shortage, with new patient appointments often booked 2 to 6 months out.

Our office is located inside New City Medical Plaza, a modern medical tower in Tijuana's Zona Rio district — the safest and most developed commercial area of the city, where the U.S. Consulate and major hospitals are also located. The drive from San Ysidro takes approximately 15 minutes; with a SENTRI pass, border crossing is under 5 minutes.