Psychologist | Clinical Child & Adolescent Psychology

Dr. Chet F Lesniak, PH.D.

7 Portwalk Pl Unit 1229, Portsmouth, New Hampshire, 03801-7003

About Dr. Chet F Lesniak

Dr. Chet F Lesniak is a psychologist based in Portsmouth, New Hampshire who is specialized in Clinical Child & Adolescent Psychology. Active license number of Dr. Chet F Lesniak is 011086 for General Psychology in New York. His current practice location is 7 Portwalk Pl Unit 1229, Portsmouth. Patients can contact him at 603-437-2069. Dr. Chet F Lesniak, PH.D., specializes in Clinical Child & Adolescent Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1164575064.

Dr. Chet F Lesniak analyse the cognitive, social and emotional development of children. Typically, he look at development from the prenatal period through adolescence. Some of the traditional areas of interest include genetics, language development, learning disabilities, personality, gender roles, cognitive development, sexual development and social growth.
Clinical Child Psychologist responsibilities includes task like assessing and treating learning or developmental disabilities or delays; Working with children and their caregivers to manage behavioral issues; Administering psychological tests; Conducting scientific research on childhood development; Working with a health care team to create a unique treatment plan for a client.

Practice Information

Dr. Chet F Lesniak'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. Chet F Lesniak
Specialization Clinical Child & Adolescent Psychology
Credentials PH.D.
Gender Male
Practice Address: 7 Portwalk Pl Unit 1229,
Portsmouth, NH - 03801-7003

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 Number1164575064
NPI Enumeration Date: 22 Jan, 2007
NPI Last Update On: 24 Jun, 2022

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. Chet F Lesniak are as mentioned below.

License NumberSpecializationStateStatus
011086General Psychology New YorkPrimary
999Clinical Child & Adolescent Psychology New HampshireSecondary
011086Health Service Psychology New YorkSecondary
999Health Service Psychology New HampshireSecondary
999Mental Retardation & Developmental Disabilities Psychology New HampshireSecondary
011086Clinical Neuropsychologist New YorkSecondary
999Clinical Neuropsychologist New HampshireSecondary
999General Psychology New HampshireSecondary
011086Adult Development & Aging Psychology New YorkSecondary
999Adult Development & Aging Psychology New HampshireSecondary
011086Cognitive & Behavioral Psychology New YorkSecondary
999Cognitive & Behavioral Psychology New HampshireSecondary
011086Clinical Psychology New YorkSecondary
999Clinical Psychology New HampshireSecondary
011086Clinical Child & Adolescent Psychology 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. Chet F Lesniak
7 Portwalk Pl Unit 1229,
Portsmouth, NH - 03801-7003
Phone: 603-312-0037

Book an Appointment with Dr. Chet F Lesniak

To schedule an appointment, contact Dr. Chet F Lesniak at 7 Portwalk Pl Unit 1229, Portsmouth, New Hampshire or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Chet F Lesniak:

Dr. Chet F Lesniak 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, Dr. Chet F Lesniak 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. Chet F Lesniak practices at 7 Portwalk Pl Unit 1229, Portsmouth, New Hampshire, 03801-7003.

To schedule an appointment with Dr. Chet F Lesniak, please contact the office at 603-437-2069.

Reviews & Feedback

Have you visited Dr. Chet F Lesniak? Share your experience to help others looking for a psychologist in Portsmouth, NH.

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