Psychologist | General Psychology

John F. Gregory, PHD

1 Mountain Ash Ln, Horsham, Pennsylvania, 19044-3802

About John F. Gregory

John F. Gregory is a psychologist based in Horsham, Pennsylvania who is specialized in General Psychology. Active license number of John F. Gregory is PS004799-L for General Psychology in Pennsylvania. His current practice location is 1 Mountain Ash Ln, Horsham. Patients can contact him at 215-808-3989. John F. Gregory, PHD, specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1346002904.

John F. Gregory 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

John F. Gregory'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 John F. Gregory
Specialization General Psychology
Credentials PHD
Gender Male
Practice Address: 1 Mountain Ash Ln,
Horsham, PA - 19044-3802

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 Number1346002904
NPI Enumeration Date: 29 Jan, 2024
NPI Last Update On: 29 Jan, 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 John F. Gregory are as mentioned below.

License NumberSpecializationStateStatus
PS004799-LGeneral 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.

John F. Gregory
1 Mountain Ash Ln,
Horsham, PA - 19044-3802
Phone: 215-808-3989

Book an Appointment with John F. Gregory

To schedule an appointment, contact John F. Gregory at 1 Mountain Ash Ln, Horsham, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John F. Gregory:

John F. Gregory 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, John F. Gregory 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.

John F. Gregory practices at 1 Mountain Ash Ln, Horsham, Pennsylvania, 19044-3802.

To schedule an appointment with John F. Gregory, please contact the office at 215-808-3989.

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