Psychologist | Clinical Psychology | 40+ years experience

Dr. Mark J Hershman, PSY.D.

51 Bedford Rd, Suite 5, Katonah, New York, 10536-2135

About Dr. Mark J Hershman

Dr. Mark J Hershman is a psychologist based in Katonah, New York with 40 years of experience in Clinical Psychology. He completed his graduation in 1986. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Mark J Hershman is 8937 for Clinical Psychology in New York. His current practice location is 51 Bedford Rd, Suite 5, Katonah. Patients can contact him at 914-232-1730. Dr. Mark J Hershman, PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1205982477.

Dr. Mark J Hershman 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

Dr. Mark J Hershman'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. Mark J Hershman
Specialization Clinical Psychology
Credentials PSY.D.
Accepts Medicare Assignment Yes
Experience 40+ years
Graduation Year 1986
Gender Male
Practice Address: 51 Bedford Rd, Suite 5
Katonah, NY - 10536-2135

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 1658566682
Enrollment ID I20101116000437
NPI Number1205982477
NPI Enumeration Date: 28 Jan, 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 Dr. Mark J Hershman are as mentioned below.

License NumberSpecializationStateStatus
8937Clinical Psychology New YorkPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Mark J Hershman such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
65684OtherCIGNA BEHAVIORAL HEALTH
135825OtherVALUE OPTIONS PROVIDER #
01213038MedicaidNew York

Mailing Address

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

Dr. Mark J Hershman
51 Bedford Rd, Suite 5
Katonah, NY - 10536-2135
Phone: 914-232-1730

Book an Appointment with Dr. Mark J Hershman

To schedule an appointment, contact Dr. Mark J Hershman at 51 Bedford Rd, Suite 5, Katonah, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mark J Hershman:

Dr. Mark J Hershman 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.

Dr. Mark J Hershman has approximately 40 years of experience in Clinical Psychology.

Yes, Dr. Mark J Hershman accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Mark J Hershman 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. Mark J Hershman practices at 51 Bedford Rd, Suite 5, Katonah, New York, 10536-2135.

To schedule an appointment with Dr. Mark J Hershman, please contact the office at 914-232-1730.

Reviews & Feedback

Have you visited Dr. Mark J Hershman? Share your experience to help others looking for a psychologist in Katonah, NY.

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