Christopher A Sinnappan, M.D.

Psychiatry Psychiatry & Neurology

(925) 556-6274Pleasanton, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Christopher a Sinnappan, M.D. practices as part of a group psychiatry psychiatry & neurology specialist practice in Pleasanton, CA. A University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) graduate since 1993, he brings 33+ years of experience. Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, and more.

At a glance

  • Uses generic medications more than 91% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 1,508 Psychiatry & Neurology providers in CASee all Psychiatry & Neurology in Pleasanton33+ years experienceNPI since 2006

Older · 2532dNPPES updated 2019-05-30 · verify on CMS

Contact & Location

Practice Location

5576 Stoneridge Mall Road Suite 300, Pleasanton, CA 94588

Industry Payment Transparency

$439 received from industry

21 transactions reported in 2018 ·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 2018, attributed to Christopher a Sinnappan'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 · 1993

    University of Illinois College of Medicine

  2. 33 years in practice

    Senior practitioner

Psychiatry & NeurologyAllopathic & Osteopathic Physicians

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

University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (Class of 1993)

Practice Footprint

Mailing address

1814 Avocado Rd, Oceanside, CA 92054-6106

Differs from practice location

Virtual Psychiatry & Neurology Care With Christopher a Sinnappan

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

Schedule a virtual visit with Christopher a Sinnappan for follow-ups, medication reviews, and ongoing care — no travel to Pleasanton 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 Christopher a Sinnappan

NPI records show Dr. Sinnappan as active with telehealth listed in Pleasanton, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 556-6274.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018. 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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