Dr. William Samuel Brook , PhD
Psychologist - School • Phoenix, AZ
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. William Brook has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. William Brook, PhD was a registered Psychologist - School practicing in Phoenix, AZ. Throughout an active medical career spanning 18 years, Dr. Brook provided care at the practice location at 3401 N 67TH AVE until profile deactivation on 2025-05-22.
Practice Location & Contact Primary Location
3401 N 67th Ave
Phoenix, AZ 850334517
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist - School in Phoenix, AZ
Practicing in Phoenix, AZ (1023 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 103TS0200X
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Speech-Language Pathologist
Master of Arts, Speech-Language Pathologist (Certificate of Clinical Competence)
Speech-Language Pathologist
Master of Arts
Licensed Practical Nurse
Licensed Practical Nurse
Speech-Language Pathologist
MASLP
Speech-Language Pathologist
Licensed Practical Nurse
Licensed Practical Nurse
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on May 22, 2025
NPI status registered as active in NPPES database
Registered at 3401 N 67TH AVE, PHOENIX, AZ 850334517 (Tel: 6025691471)
Registered at 2645 E CACTUS RD, SUITE 235, PHOENIX, AZ 850327061 (Tel: 6027651925)
Recorded as WILLIAM BROOK, PH.D.
Psychologist
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
Sign in to leave a review for Dr. William Brook
Only verified registered users can submit ratings, post feedback, and upload facility photos.
NPI Administrative Meta
Mailing Address
2645 E Cactus Rd, Suite 235
Phoenix, AZ 850327061
Phone: 6027651925
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.