Psychologist

Dr. Kristen Hope Demertzis, PH.D.

1554 Northern Blvd., Transitions, 3rd Floor, Manhasset, New York, 11030-3006

About Dr. Kristen Hope Demertzis

Dr. Kristen Hope Demertzis is a psychologist based in Manhasset, New York who is specialized in Psychology. Active license number of Dr. Kristen Hope Demertzis is 018050 for Clinical Psychology in New York. Her current practice location is 1554 Northern Blvd., Transitions, 3rd Floor, Manhasset. Patients can contact her at 516-719-3700 or can fax her at 516-365-4748. Dr. Kristen Hope Demertzis, PH.D., specializes in Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1265675359.

Dr. Kristen Hope Demertzis is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She 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. Kristen Hope Demertzis'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. Kristen Hope Demertzis
Specialization Psychology
Credentials PH.D.
Gender Female
Practice Address: 1554 Northern Blvd., Transitions, 3rd Floor
Manhasset, NY - 11030-3006
Fax 516-365-4748

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 Number1265675359
NPI Enumeration Date: 20 Apr, 2009
NPI Last Update On: 20 Apr, 2009

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. Kristen Hope Demertzis are as mentioned below.

License NumberSpecializationStateStatus
018050Clinical Psychology New YorkPrimary
018050Clinical Neuropsychologist New YorkSecondary

Mailing Address

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

Dr. Kristen Hope Demertzis
P.o. Box 1134,
Syosset, NY - 11791-0489
Phone: 516-719-3700
Fax: 516-365-4748

Book an Appointment with Dr. Kristen Hope Demertzis

To schedule an appointment, contact Dr. Kristen Hope Demertzis at 1554 Northern Blvd., Transitions, 3rd Floor, Manhasset, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Kristen Hope Demertzis:

Dr. Kristen Hope Demertzis 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. Kristen Hope Demertzis 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. Kristen Hope Demertzis practices at 1554 Northern Blvd., Transitions, 3rd Floor, Manhasset, New York, 11030-3006.

To schedule an appointment with Dr. Kristen Hope Demertzis, please contact the office at 516-719-3700.

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