Education & Certification

Licensed In

Graduated From
Indiana State University (1976)

National Register Member Since

Mark Treegoob, PhD

I see children 10 and older, adolescents, and adults. I specialize in OCD, anxiety disorders, ADHD, depression, stress, oppositional defiance, Asperger’s (autistic spectrum), gay and lesbian issues.

Learn more about me on my website:

Practice Characteristics

Areas of Expertise

  • Career and Life Adjustments (occupational/career counseling and assessment, academic problems, financial issues, relocation stress, stress associated with other life changes)
  • Anxiety (e.g., generalized anxiety, phobia, panic, obsessive-compulsive disorder)
  • Individual Psychotherapy
  • Depression and Other Mood Disorders (e.g., bipolar disorder, major depression, bereavement)
  • General Psychological Testing (e.g., intelligence, personality, vocational, aptitude, school placement, health)

Ages Served

  • Adolescents (13-17 yrs.)
  • Older adults (65 yrs. or older)
  • Adults (18-64 yrs.)


    • Certified School Psychologist
    • National Register Health Service Psychologists
    • Arizona Psychological Association
    • Arizona School Psychological Association
    • Ph.D. Member in APA,
    • National Forensic Association

Fee Information/Office Policy

Please contact or call 602-843-5484.

Office Hours: Monday: 9-6:15, Tuesday: 9-7, Wednesday: 9-7, Thursday: 9-7, Friday: 1-6:15

Insurance Plans

  • Aetna
  • BlueCross and BlueShield
  • Cigna
  • United Healthcare

Health Care Plan Participation

I also accept the following insurance plans:
SCAN, Magellan, Ceridian, Contact and many others.
Fee without insurance is $115.
Sliding Scale Rate is available.

Contact Information

Primary Contact

19420 N 59th Ave.
Glendale, AZ 85308
P: 602-843-5484 (Office)
F: 602-843-5498

Secondary Contact

6625 South Rural Road, #111
Tempe, AZ 85283
P: 602-843-5484 (Office)
F: 602-843-5498