Receptionist
303-857-5074

Hours
Monday – Friday, 8:30am-5:00pm

Receptionist
303-986-4197

Hours
Monday – Friday, 8:30am-5:00pm

Therapist Diem Phan headshot outdoors wearing a green jacket

Diem Phan - Ph.D.

Next appointment on 12/10/2025 at 9:00 AM

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Offers sessions in-person and online

2305 E Arapahoe Rd, Suite #250, Centennial, CO 80122, Get Map & Directions

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

Dr. Phan aims to assist individuals in overcoming their emotional pain to live a meaningful life.

Appointments

Self-schedule your first appointment with Diem Phan by clicking the Schedule Appointment button below.


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.

Locations

Online Therapy

Diem Phan offers online therapy sessions through scheduled appointments. All Westside providers have access to HIPAA compliant and secure teleconferencing software to protect client privacy. Instructions to access a scheduled session will be sent directly by the provider leading up to the appointment.

Professional License

Westside Behavioral Care, Inc. uses an automated system to verify each therapist’s license with Colorado’s Department of Regulatory Agencies (DORA). This ensures all providers listed are actively licensed, giving clients confidence in the professionalism and qualifications of their mental health care provider.

Name: Diem Phan
Degree: ~Doctorate of Philosophy
License Type: PSY
License Number: 4126
Status: Active
Expiration Date: August 31, 2027
Last Verified: December 3, 2025

License verification by Westside Behavioral Care, Inc. Click badge to view official license on DORA's website.

Locations

Degrees & Licenses

Gender

Woman

Ethnicity

Asian

Pronouns

She/Her