Receptionist
303-986-4197

Hours
Monday – Friday, 8:30am-5:00pm

Diem Phan, She/Her

Doctor of Philosophy in Psychology

PSY #4126 · Active · CO DORA Licensed Provider · Verified Apr 9, 2026 · Verify →
Therapist Diem Phan headshot outdoors wearing a green jacket
3.0
Based on 2 Verified Client Ratings

Diem AT A GLANCE

Diem is only providing evaluations and conducting testing at this time.

Diem specializes in psychological evaluations and testing in Centennial, providing children and adults with expert clarity on ADHD and mental health through evidence-based clinical care.

Get to know Diem Phan ↓
Insurance Accepted 2 In-Network Plans View insurance details ↓
Appointment Type In-Person · Centennial Video Call · Throughout Colorado View appointment type details ↓
Ages Seen Young Adults & Adults
No upcoming openings. To connect with Diem Phan, please complete the contact form on the sidebar.

About Diem

Dr. Diem Phan is a Licensed Psychologist in the Denver community who is passionate about using culturally-sensitive and evidenced-based Acceptance-Commitment Therapy, Dialectical-Behavior Therapy, Exposure and Ritual Prevention, EMDR, and Cognitive-Behavioral Therapy for treatment of mood/bipolar disorders, OCD, ADHD, anxiety disorders, and trauma across the lifespan. Her background and expertise also lie in providing psychological testing in the areas of ADHD, Learning Disability, military, court, and International Adoption. She has completed Post-Doctoral Master’s degree in Clinical Psychopharmacology and is currently finishing an advanced Psychopharmacology Fellowship to become licensed as a Prescribing Psychologist in Colorado. As a Psychopharmacology Fellow, she can now see clients who may benefit from therapy and medication management services under the supervision of a Board-Certified Psychiatrist.

Dr. Phan aims to assist individuals in overcoming their emotional pain to live a full and meaningful life. Through her new training and education, she is looking forward to being able to offer an integrative approach to meeting her clients’ needs. She provides a free phone screening consultation to evaluate your needs in order to ensure quality of services.

In-Person Therapy in Colorado: Centennial

Online Therapy

Diem Phan offers HIPAA-compliant, encrypted video therapy sessions through Westside Behavioral Care. In compliance with Colorado state licensing requirements, video sessions are only available to clients physically located in Colorado at the time of their appointment. Prior to your first session, Diem Phan will send you everything you need to join your secure video call.

In-Person & Video Sessions Service Area

Meet with Diem Phan in-person or via secure video throughout Colorado. In-person appointments are available to clients in Aurora, Centennial, Denver, Englewood, Greenwood Village, Lakewood, Littleton, and surrounding areas in Greater Denver Metro. Nearby clients find the commute well worth it.

Diem Phan

Active · CO DORA Licensed Provider

License PSY #4126
Status Active
Expires Aug 31, 2027
Degree ~Doctorate of Philosophy
Last Verified Apr 9, 2026
Verify on DORA's Website →