Psychologist | Clinical Psychology

Dr. Mark J Forest, PH.D.

110 S State St, Newtown, Pennsylvania, 18940-3508

About Dr. Mark J Forest

Dr. Mark J Forest is a psychologist based in Newtown, Pennsylvania who is specialized in Clinical Psychology. Active license number of Dr. Mark J Forest is PS005255L for Clinical Psychology in Pennsylvania. His current practice location is 110 S State St, Newtown. Patients can contact him at 215-579-1262. Dr. Mark J Forest, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1497743355.

Dr. Mark J Forest 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Mark J Forest'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. Mark J Forest
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 110 S State St,
Newtown, PA - 18940-3508

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 Number1497743355
NPI Enumeration Date: 13 Oct, 2005
NPI Last Update On: 13 Jul, 2026

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. Mark J Forest are as mentioned below.

License NumberSpecializationStateStatus
PS005255LClinical 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. Mark J Forest
105 Greenbrook Ct,
New Hope, PA - 18938-1074
Phone: 215-862-6292

Book an Appointment with Dr. Mark J Forest

To schedule an appointment, contact Dr. Mark J Forest at 110 S State St, Newtown, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mark J Forest:

Dr. Mark J Forest is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Mark J Forest 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. Mark J Forest practices at 110 S State St, Newtown, Pennsylvania, 18940-3508.

To schedule an appointment with Dr. Mark J Forest, please contact the office at 215-579-1262.

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