Psychologist | Clinical Psychology

Dr. Diane Dallal, PH.D.

3535 Market St Ste 600, Philadelphia, Pennsylvania, 19104-3309

About Dr. Diane Dallal

Dr. Diane Dallal is a psychologist based in Philadelphia, Pennsylvania who is specialized in Clinical Psychology. Active license number of Dr. Diane Dallal is PS020205 for Clinical Psychology in Pennsylvania. Her current practice location is 3535 Market St Ste 600, Philadelphia. Patients can contact her at 215-746-3305. Dr. Diane Dallal, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1902648041.

Dr. Diane Dallal is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Diane Dallal'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. Diane Dallal
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 3535 Market St Ste 600,
Philadelphia, PA - 19104-3309

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 Number1902648041
NPI Enumeration Date: 10 Jun, 2024
NPI Last Update On: 06 Jul, 2024

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. Diane Dallal are as mentioned below.

License NumberSpecializationStateStatus
PS020205Clinical 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. Diane Dallal
3535 Market St Ste 600,
Philadelphia, PA - 19104-3309
Phone: 215-746-3305

Book an Appointment with Dr. Diane Dallal

To schedule an appointment, contact Dr. Diane Dallal at 3535 Market St Ste 600, Philadelphia, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Diane Dallal:

Dr. Diane Dallal is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Diane Dallal 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. Diane Dallal practices at 3535 Market St Ste 600, Philadelphia, Pennsylvania, 19104-3309.

To schedule an appointment with Dr. Diane Dallal, please contact the office at 215-746-3305.

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