19284 East Cottonwood Drive
Suite 202
Parker, Colorado 80138

Office: 720-493-5467
Fax: 303-840-0902
E-mail: accuratepb@aol.com

Office Hours

By appointment only
Please call 303-791-7474 or E-mail to
accuratepb@aol.com to schedule an appointment


Click here for the latest updates on my retirement, and the transition to Southeast Psychiatric Associates taking over my practice. (updated 8-20) You may now start scheduling appointments with Katie Knotts, RXN, APN and Theodore Henderson, M.D., Ph.D.

Retirement leter

Patients and Families with Aetna Insurance

I am John Tarr, M.D., a Board-certified Child, Adolescent and Adult Psychiatrist. To learn more about me and my professional services, you can click on the navigation.

Feel free to browse my site, and you can schedule an appointment through the contact information provided below at How to Get Started.

Getting Started

To enable me to properly plan for your initial evaluation appointment, I request that you complete the paperwork needed and forward it to my office.

How to Get Started & Paperwork


19284 East Cottonwood Drive
Suite 202
Parker, Colorado 80138
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Professional Experience

I have 30 years experience in psychiatric training and practice. I am currently licensed to practice medicine in the state of Colorado, and have previously been licensed in Nebraska and Washington.
My Professional Experience