Psychologist | Cognitive & Behavioral Psychology

Dr. D'arcy Lyness, PHD

107 W Lancaster Ave, #206, Wayne, Pennsylvania, 19087-3330

About Dr. D'arcy Lyness

Dr. D'arcy Lyness is a psychologist based in Wayne, Pennsylvania who is specialized in Cognitive & Behavioral Psychology. Active license number of Dr. D'arcy Lyness is PS009082L for General Psychology in Pennsylvania. Her current practice location is 107 W Lancaster Ave, #206, Wayne. Patients can contact her at 610-687-2929. Dr. D'arcy Lyness, PHD, specializes in Cognitive & Behavioral Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1174997464.

Dr. D'arcy Lyness 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. D'arcy Lyness'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. D'arcy Lyness
Specialization Cognitive & Behavioral Psychology
Credentials PHD
Gender Female
Practice Address: 107 W Lancaster Ave, #206
Wayne, PA - 19087-3330

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 Number1174997464
NPI Enumeration Date: 24 Nov, 2015
NPI Last Update On: 24 Nov, 2015

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. D'arcy Lyness are as mentioned below.

License NumberSpecializationStateStatus
PS009082LGeneral Psychology PennsylvaniaPrimary
PS009082LCognitive & Behavioral Psychology PennsylvaniaSecondary
PS009082LClinical Child & Adolescent Psychology PennsylvaniaSecondary

Mailing Address

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

Dr. D'arcy Lyness
433 Conestoga Rd,
Wayne, PA - 19087-4811
Phone: 610-687-2929

Book an Appointment with Dr. D'arcy Lyness

To schedule an appointment, contact Dr. D'arcy Lyness at 107 W Lancaster Ave, #206, Wayne, Pennsylvania or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. D'arcy Lyness:

Dr. D'arcy Lyness is a psychologist specializing in General Psychology. She 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.

Yes, Dr. D'arcy Lyness 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. D'arcy Lyness practices at 107 W Lancaster Ave, #206, Wayne, Pennsylvania, 19087-3330.

To schedule an appointment with Dr. D'arcy Lyness, please contact the office at 610-687-2929.

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