Psychologist | Clinical Psychology

Dr. Harold Anthony Ziesat, PH.D.

8640 Guilford Rd Ste 252, Columbia, Maryland, 21046

About Dr. Harold Anthony Ziesat

Dr. Harold Anthony Ziesat is a psychologist based in Columbia, Maryland who is specialized in Clinical Psychology. Active license number of Dr. Harold Anthony Ziesat is 02101 for Clinical Psychology in Maryland. His current practice location is 8640 Guilford Rd Ste 252, Columbia. Patients can contact him at 410-997-1183 or can fax him at 410-997-1183. Dr. Harold Anthony Ziesat, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1811101769.

Dr. Harold Anthony Ziesat 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. Harold Anthony Ziesat'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. Harold Anthony Ziesat
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 8640 Guilford Rd Ste 252,
Columbia, MD - 21046
Fax 410-997-1183

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 Number1811101769
NPI Enumeration Date: 10 May, 2007
NPI Last Update On: 10 Aug, 2018

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. Harold Anthony Ziesat are as mentioned below.

License NumberSpecializationStateStatus
02101Clinical Psychology MarylandPrimary

Mailing Address

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

Dr. Harold Anthony Ziesat
8640 Guilford Rd Ste 252,
Columbia, MD - 21046-2666
Phone: 410-997-1183
Fax: 410-997-1183

Book an Appointment with Dr. Harold Anthony Ziesat

To schedule an appointment, contact Dr. Harold Anthony Ziesat at 8640 Guilford Rd Ste 252, Columbia, Maryland or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Harold Anthony Ziesat:

Dr. Harold Anthony Ziesat 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.

Yes, Dr. Harold Anthony Ziesat 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. Harold Anthony Ziesat practices at 8640 Guilford Rd Ste 252, Columbia, Maryland, 21046.

To schedule an appointment with Dr. Harold Anthony Ziesat, please contact the office at 410-997-1183.

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