Erik J Petersen, MD
Psychiatry Psychiatry & Neurology
Erik J Petersen is a Psychiatry Psychiatry & Neurology specialist based in Santa Ana, CA with over 23 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Erik J Petersen, MD has been part of the Santa Ana medical community since 2007 in group practice. He graduated from Virginia Commonwealth University, School of Medicine in 2003 and has 23+ years of clinical experience. Among his Medicare patients, common conditions include substance use, tobacco, and schizophrenia (per CMS data).
At a glance
- Uses generic medications more than 40% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 94dNPPES updated 2026-02-18 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
999 N Tustin Ave Ste 216, Santa Ana, CA 92705-6506
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Generic Rx
↑ Higher = better85.9%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+3.1 pts)
Typical range among reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
14
Unique beneficiaries
Boutique practicePrescription Recipients
96
Patients prescribed
Prescriptions Written
552
Total claims
Total Medicare drug cost: $266k
Percentile rankings compared against 9,360 reporting peers in California.
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.
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 Substance Use Disorders, Tobacco Use Disorder, and Schizophrenia.
Problematic patterns of drug or alcohol use leading to health issues
Nicotine dependence and tobacco-related health complications
A serious mental disorder affecting thinking, emotions, and behavior
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$34 received from industry
2 transactions reported in 2018 ·Low tier
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 2018, attributed to Erik J Petersen's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2003
Virginia Commonwealth University School of Medicine
Board certified · Feb 17, 2026
Self-reported via NPPES
23 years in practice
Experienced
Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, bipolar disorder, schizophrenia, PTSD, and substance use disorders. They can prescribe medications and provide psychotherapy.
Taxonomy: 2084P0800X
Education & Training
Virginia Commonwealth University, School of Medicine (Class of 2003)
Mailing address
3151 Airway Ave Ste G1, Costa Mesa, CA 92626-4624
Differs from practice location
Virtual Psychiatry & Neurology Care With Erik J Petersen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Erik J Petersen for substance use counseling, follow-up consultations, follow-up consultations — no travel to Santa Ana 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 Erik J Petersen
Dr. Petersen is listed as active in the NPI registry with telehealth listed in Santa Ana, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 545-5550.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018. See Data Methodology.
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Contact Erik J Petersen
Practice Location
999 N Tustin Ave Ste 216, Santa Ana, CA 92705-6506
Mailing Address
3151 Airway Ave Ste G1, Costa Mesa, CA 92626-4624
This is a provider directory. Contact the office directly to schedule appointments.
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