Psychologist | General Psychology

Dr. William John O'donnell, PSY.D.

100 W Evergreen Ave, Philadelphia, Pennsylvania, 19118-3814

About Dr. William John O'donnell

Dr. William John O'donnell is a psychologist based in Philadelphia, Pennsylvania who is specialized in General Psychology. Active license number of Dr. William John O'donnell is PS015274 for General Psychology in Pennsylvania. His current practice location is 100 W Evergreen Ave, Philadelphia. Patients can contact him at 610-667-1351 or can fax him at 610-410-7601. Dr. William John O'donnell, PSY.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1275674350.

Dr. William John O'donnell 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.

Practice Information

Dr. William John O'donnell'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. William John O'donnell
Specialization General Psychology
Credentials PSY.D.
Gender Male
Practice Address: 100 W Evergreen Ave,
Philadelphia, PA - 19118-3814
Fax 610-410-7601

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 Number1275674350
NPI Enumeration Date: 09 Feb, 2007
NPI Last Update On: 13 Jun, 2019

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. William John O'donnell are as mentioned below.

License NumberSpecializationStateStatus
PS015274General Psychology PennsylvaniaPrimary

Mailing Address

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

Dr. William John O'donnell
249 David Dr,
Havertown, PA - 19083-1019
Phone: 610-337-1351
Fax: 610-410-7601

Book an Appointment with Dr. William John O'donnell

To schedule an appointment, contact Dr. William John O'donnell at 100 W Evergreen Ave, Philadelphia, Pennsylvania or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. William John O'donnell:

Dr. William John O'donnell 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. William John O'donnell 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. William John O'donnell practices at 100 W Evergreen Ave, Philadelphia, Pennsylvania, 19118-3814.

To schedule an appointment with Dr. William John O'donnell, please contact the office at 610-667-1351.

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