NM
Accepting patients
Who is Dr. Marquez, Child & Adolescent Psychiatrist in Chatsworth, CA?
Dr. Nishi Marquez, DO is a Child & Adolescent Psychiatrist, who primarily practices in Chatsworth, CA with 2 additional practice locations. She is board certified. Dr. Marquez is fluent in English, and is currently seeing new patients. Dr. Marquez’s practice accepts Medicaid, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marquez’s office at (562) 461-3000.
What languages does Dr. Marquez speak?
Dr. Marquez and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Marquez treat?
As a Child & Adolescent Psychiatrist, Dr. Marquez diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Marquez. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- ADHD, Combined Type
- ADHD, Predominantly Inattentive Type
- Attention Deficit Hyperactivity Disorder
- Attention-deficit/hyperactivity disorder
- Combined ADHD
- Typical ADHD
- ADD
- Inattentive ADHD
ICD-10 Codes:
- F902: Attention-deficit hyperactivity disorder, combined type
- F900: Attention-deficit hyperactivity disorder, predominantly inattentive type
Also known as:
- Moderate Recurrent Major Depression
- Other Depressive Episodes
- Mild Recurrent Major Depression
- Moderate Major Depressive Disorder (Single Episode)
- Recurrent Severe Depression
- Depression
- Moderate chronic depression
- Moderate recurring depression
- Moderate depressive episodes
- Atypical depression
- Unspecified depressive disorder
- Other forms of depression
- Mild chronic depression
- Mild recurring depression
- Mild depressive episodes
- Moderate clinical depression
- Moderate unipolar depression
- Moderate depressive episode
- Chronic severe depression
- Repeated severe depressive episodes
- Clinical depression
ICD-10 Codes:
- F331: Major depressive disorder, recurrent, moderate
- F3289: Other specified depressive episodes
- F330: Major depressive disorder, recurrent, mild
- F321: Major depressive disorder, single episode, moderate
- F332: Major depressive disorder, recurrent severe without psychotic features
Also known as:
- Anxiety Disorder
- Other Specified Anxiety Disorder
- Social Anxiety Disorder
- Anxiety
- Phobias
- General Anxiety
- Anxiety Problems
- Nervous Disorder
- Atypical Anxiety
- Uncommon Anxiety Disorder
- Specific Anxiety Problem
- Social Phobia
- Social Fear
- Fear of Social Situations
ICD-10 Codes:
- F419: Anxiety disorder, unspecified
- F418: Other specified anxiety disorders
- F4010: Social phobia, unspecified
Also known as:
- Generalized Anxiety Disorder
- Anxiety
- GAD
- Chronic Worry
- Excessive Worry Disorder
ICD-10 Codes:
- F411: Generalized anxiety disorder
Also known as:
- Autism
- Autism Spectrum Disorder
- Classic Autism', 'Kanner's Syndrome
- Severe Autism
ICD-10 Codes:
- F840: Autistic disorder
Also known as:
- Psychosis
- Psychotic Disorder
- Psychotic break
- Mental break
- Psychotic episode
ICD-10 Codes:
- F29: Unspecified psychosis not due to a substance or known physiological condition
Also known as:
- Mood Disorder
- Affective Disorder
- Emotional Disorder
- Mental Health Disorder
ICD-10 Codes:
- F39: Unspecified mood [affective] disorder
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Intermittent Explosive Disorder
- Mental Disorder
- IED
- Explosive anger disorder
- Rage disorder
ICD-10 Codes:
- F6381: Intermittent explosive disorder
Also known as:
- Obsessive-Compulsive Disorder
- OCD
- Compulsive Behavior Disorder
- Obsessive Thoughts
ICD-10 Codes:
- F429: Obsessive-compulsive disorder, unspecified
Which procedures does Dr. Marquez perform as a Child & Adolescent Psychiatrist?
As a Child & Adolescent Psychiatrist, procedures performed by a Dr. Nishi Marquez may include:
- Amputation Prevention
- Amputation Rehabilitation
- Amputee Care
- Back Injection
- Cancer Rehabilitation
- Fluoroscopic Guided Injections
- Fracture Management
- Gait Analysis
For detailed information, please contact Dr. Marquez's office.
Does Dr. Marquez accept my insurance?
Dr. Marquez accepts most major insurance plans. Important: Please call our office at (562) 461-3000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marquez accept in Chatsworth, CA?
Dr. Marquez in Chatsworth, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Apex Healthcare
Centene
Elevance Health Inc. (formerly Anthem)
Medicaid
UnitedHealthcare
View All Insurances
Where is Dr. Marquez's office located?
Dr. Nishi Marquez's Primary Practice
21000 Plummer St
Chatsworth, CA 91311
(562) 461-3000
What is Dr. Marquez's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marquez's National Provider Identifier (NPI) number is 1932220860.
What common questions do patients ask about Dr. Marquez?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marquez
What is Dr. Nishi Marquez's specialty?
Dr. Marquez is a Child & Adolescent Psychiatrist near Chatsworth, CA. Child & Adolescent Psychiatry is a specialized branch of psychiatry that focuses on the unique developmental, behavioral, emotional, and mental health challenges faced by children and adolescents. Practitioners in this field undergo advanced training to diagnose and treat a wide range of disorders specific to these formative years. Contact Dr. Marquez to book an appointment today.
Is this Dr. Nishi Marquez affiliated with a ranked Castle Connolly Top Hospital?
No, Marquez is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Downey Medical Center. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Child & Adolescent Psychiatrist?
Explore Child & Adolescent Psychiatrist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Nishi Marquez accepting new patients in Chatsworth, CA?
Yes, Dr. Nishi Marquez is accepting new patients at this time.
Does Dr. Nishi Marquez offer online booking?
Please contact Dr. Marquez's office at (562) 461-3000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Nishi Marquez?
Please contact Dr. Marquez's office at (562) 461-3000 for information regarding telehealth appointment availability or for scheduling assistance.
Other Child & Adolescent Psychiatrist Near Chatsworth, CA
XH
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IP
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LZ
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