Psychologist | Cognitive & Behavioral Psychology

Dr. Nancy Langdon, PHD

410 Fort Salonga Rd, Northport, New York, 11768-3046

About Dr. Nancy Langdon

Dr. Nancy Langdon is a psychologist based in Northport, New York who is specialized in Cognitive & Behavioral Psychology. Active license number of Dr. Nancy Langdon is 023566 for Clinical Psychology in New York. Her current practice location is 410 Fort Salonga Rd, Northport. Patients can contact her at 631-262-8561. Dr. Nancy Langdon, PHD, specializes in Cognitive & Behavioral Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1902432511.

Dr. Nancy Langdon has variety of professional responsibilities, including assessment (identifying, diagnosing, and conceptualizing problems experienced by individuals or groups), intervention (creating, implementing and evaluating interventions designed to induce positive change) and consultation. Cognitive Behavioral Psychologists also participates in research, education, training, and clinical practice including a range of issues and populations.

Practice Information

Dr. Nancy Langdon'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. Nancy Langdon
Specialization Cognitive & Behavioral Psychology
Credentials PHD
Gender Female
Practice Address: 410 Fort Salonga Rd,
Northport, NY - 11768-3046

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 Number1902432511
NPI Enumeration Date: 14 Mar, 2020
NPI Last Update On: 12 Nov, 2020

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. Nancy Langdon are as mentioned below.

License NumberSpecializationStateStatus
023566Clinical Psychology New YorkPrimary
Cognitive & Behavioral Psychology Secondary
Clinical Child & Adolescent Psychology Secondary
Mental Retardation & Developmental Disabilities Psychology Secondary

Mailing Address

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

Dr. Nancy Langdon
410 Fort Salonga Rd,
Northport, NY - 11768-3046
Phone: 631-262-8561
Fax: 631-790-1651

Book an Appointment with Dr. Nancy Langdon

To schedule an appointment, contact Dr. Nancy Langdon at 410 Fort Salonga Rd, Northport, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Nancy Langdon:

Dr. Nancy Langdon 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. Nancy Langdon 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. Nancy Langdon practices at 410 Fort Salonga Rd, Northport, New York, 11768-3046.

To schedule an appointment with Dr. Nancy Langdon, please contact the office at 631-262-8561.

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