Psychologist | Addiction (Substance Use Disorder) Psychology

Dr. David Kent Diffee, PHD

1777 S Harrison St, Ste 407, Denver, Colorado, 80210

About Dr. David Kent Diffee

Dr. David Kent Diffee is a psychologist based in Denver, Colorado who is specialized in Addiction (Substance Use Disorder) Psychology. Active license number of Dr. David Kent Diffee is 2074 for General Psychology in Colorado. His current practice location is 1777 S Harrison St, Ste 407, Denver. Patients can contact him at 303-757-4399 or can fax him at 303-757-4547. Dr. David Kent Diffee, PHD, specializes in Addiction (Substance Use Disorder) Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1790870590.

Dr. David Kent Diffee help patients to develop ways to cope with their drug cravings. Also, he can suggest strategies to avoid drugs and prevent relapse, and can offer suggestions on how to deal with a relapse if it occurs. He make patients more aware of their feelings, thoughts and teach them different ways to deal with their problems.

Practice Information

Dr. David Kent Diffee's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. David Kent Diffee
Specialization Addiction (Substance Use Disorder) Psychology
Credentials PHD
Gender Male
Practice Address: 1777 S Harrison St, Ste 407
Denver, CO - 80210
Fax 303-757-4547

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1790870590
NPI Enumeration Date: 04 Oct, 2006
NPI Last Update On: 11 Sep, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. David Kent Diffee are as mentioned below.

License NumberSpecializationStateStatus
2074General Psychology ColoradoPrimary
4379Addiction (Substance Use Disorder) Psychology ColoradoSecondary
2074Clinical Psychology ColoradoSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. David Kent Diffee
1777 S Harrison St, Ste 407
Denver, CO - 80210
Phone: 303-757-4399
Fax: 303-757-4547

Book an Appointment with Dr. David Kent Diffee

To schedule an appointment, contact Dr. David Kent Diffee at 1777 S Harrison St, Ste 407, Denver, Colorado or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. David Kent Diffee:

Dr. David Kent Diffee is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. David Kent Diffee is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. David Kent Diffee practices at 1777 S Harrison St, Ste 407, Denver, Colorado, 80210.

To schedule an appointment with Dr. David Kent Diffee, please contact the office at 303-757-4399.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.