Psychologist | Clinical Psychology | 47+ years experience

Peter A Lessem, PHD

137 W 85th St, New York, New York, 10024

About Peter A Lessem

Peter A Lessem is a psychologist based in New York, New York with 47 years of experience in Clinical Psychology. He completed his graduation in 1979. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Peter A Lessem is 006349 for Clinical Psychology in New York. His current practice location is 137 W 85th St, New York. Patients can contact him at 212-724-8741. Peter A Lessem, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1033234059.

Peter A Lessem 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Peter A Lessem'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 Peter A Lessem
Specialization Clinical Psychology
Credentials PHD
Accepts Medicare Assignment Yes
Experience 47+ years
Graduation Year 1979
Gender Male
Practice Address: 137 W 85th St,
New York, NY - 10024

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.

PAC ID 3375500374
Enrollment ID I20041210000768
NPI Number1033234059
NPI Enumeration Date: 20 Mar, 2007
NPI Last Update On: 08 Jul, 2007

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 Peter A Lessem are as mentioned below.

License NumberSpecializationStateStatus
006349Clinical Psychology New YorkPrimary

Mailing Address

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

Peter A Lessem
137 West 85th St,
New York, NY - 10024
Phone: 212-724-8741
Fax: 212-874-3821

Book an Appointment with Peter A Lessem

To schedule an appointment, contact Peter A Lessem at 137 W 85th St, New York, New York or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Peter A Lessem:

Peter A Lessem is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Peter A Lessem has approximately 47 years of experience in Clinical Psychology.

Yes, Peter A Lessem accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Peter A Lessem 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.

Peter A Lessem practices at 137 W 85th St, New York, New York, 10024.

To schedule an appointment with Peter A Lessem, please contact the office at 212-724-8741.

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