Psychologist | General Psychology

Dr. Keith Sullivan Chiappa, PSY.D.

49 Waltham St Ste 2, Lexington, Massachusetts, 02421-5411

About Dr. Keith Sullivan Chiappa

Dr. Keith Sullivan Chiappa is a psychologist based in Lexington, Massachusetts who is specialized in General Psychology. Active license number of Dr. Keith Sullivan Chiappa is 8454 for General Psychology in Massachusetts. His current practice location is 49 Waltham St Ste 2, Lexington. Patients can contact him at 617-340-3122. Dr. Keith Sullivan Chiappa, PSY.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1952382541.

Dr. Keith Sullivan Chiappa 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

Dr. Keith Sullivan Chiappa'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. Keith Sullivan Chiappa
Specialization General Psychology
Credentials PSY.D.
Gender Male
Practice Address: 49 Waltham St Ste 2,
Lexington, MA - 02421-5411

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 Number1952382541
NPI Enumeration Date: 09 Nov, 2005
NPI Last Update On: 11 Feb, 2026

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. Keith Sullivan Chiappa are as mentioned below.

License NumberSpecializationStateStatus
8454General Psychology MassachusettsPrimary

Mailing Address

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

Dr. Keith Sullivan Chiappa
272 Silver Hill Rd,
Concord, MA - 01742-5338
Phone: 617-599-8579

Book an Appointment with Dr. Keith Sullivan Chiappa

To schedule an appointment, contact Dr. Keith Sullivan Chiappa at 49 Waltham St Ste 2, Lexington, Massachusetts or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Keith Sullivan Chiappa:

Dr. Keith Sullivan Chiappa 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. Keith Sullivan Chiappa 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. Keith Sullivan Chiappa practices at 49 Waltham St Ste 2, Lexington, Massachusetts, 02421-5411.

To schedule an appointment with Dr. Keith Sullivan Chiappa, please contact the office at 617-340-3122.

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