Andrew Zachary Williams, M.D.

Child & Adolescent Psychiatry

Psychiatry & Neurology

Andrew Zachary Williams is a Child & Adolescent Psychiatry specialist based in New Orleans, LA with over 30 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(504) 412-1580New Orleans, LA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Andrew Zachary Williams, M.D. practices as part of a group child & adolescent psychiatry specialist practice in New Orleans, LA. Trained at Michigan State University College of Human Medicine (class of 1996), he has been practicing for over 30 years. Among his Medicare patients, common conditions include depression, mood disorders, and schizophrenia (per CMS data).

1 of 4 Psychiatry & Neurology providers in LASee all Psychiatry & Neurology in New Orleans30+ years experienceNPI since 2007

Older · 6428dNPPES updated 2008-10-17 · verify NPI on CMS · Verify license at Louisiana State Board of Medical Examiners

Contact & Location

Practice Location

3450 Chestnut St 3rd Floor, New Orleans, LA 70115-2443

Fax: (504) 412-1530
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

28

Unique beneficiaries

Boutique practice

Prescription Recipients

28

Patients prescribed

Prescriptions Written

276

Total claims

Total Medicare drug cost: $7k

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Depression, Mood Disorders, and Schizophrenia.

Depression
75%

A mood disorder causing persistent sadness and loss of interest in activities

Mood Disorders
75%

Conditions affecting emotional state, including depression and bipolar disorder

Schizophrenia
75%

A serious mental disorder affecting thinking, emotions, and behavior

Hypertension
68%

High blood pressure — a leading risk factor for heart disease and stroke

Anxiety Disorders
68%

Excessive worry or fear that interferes with daily life

Tobacco Use Disorder
61%

Nicotine dependence and tobacco-related health complications

Substance Use Disorders
57%

Problematic patterns of drug or alcohol use leading to health issues

High Cholesterol
54%

Elevated cholesterol or triglycerides that increase heart disease risk

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$157 received from industry

7 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Andrew Zachary Williams's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1996

    Michigan State University College of Human Medicine

  2. 30 years in practice

    Senior practitioner

Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Taxonomy: 2084P0804X

Education & Training

Michigan State University College of Human Medicine (Class of 1996)

Practice Footprint

Mailing address

1340 Poydras St Suite 1640, New Orleans, LA 70112-1221

Differs from practice location

Virtual Child & Adolescent Psychiatry Care With Andrew Zachary Williams

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Andrew Zachary Williams for depression management, mood disorder follow-ups, follow-up consultations — no travel to New Orleans required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Andrew Zachary Williams

Dr. Williams is listed as active in the NPI registry with telehealth listed in New Orleans, LA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (504) 412-1580.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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