Psychologist | Clinical Psychology

Dr. Holly Zanville, PH.D.

4402 Bestor Dr, Rockville, Maryland, 20853-2137

About Dr. Holly Zanville

Dr. Holly Zanville is a psychologist based in Rockville, Maryland who is specialized in Clinical Psychology. Active license number of Dr. Holly Zanville is 04805 for Clinical Psychology in Maryland. Her current practice location is 4402 Bestor Dr, Rockville. Patients can contact her at 202-534-2935. Dr. Holly Zanville, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1841446747.

Dr. Holly Zanville 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Holly Zanville'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. Holly Zanville
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 4402 Bestor Dr,
Rockville, MD - 20853-2137

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 Number1841446747
NPI Enumeration Date: 11 Aug, 2008
NPI Last Update On: 25 Jul, 2013

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. Holly Zanville are as mentioned below.

License NumberSpecializationStateStatus
04805Clinical 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. Holly Zanville
4402 Bestor Dr,
Rockville, MD - 20853-2137
Phone: 202-534-2935

Book an Appointment with Dr. Holly Zanville

To schedule an appointment, contact Dr. Holly Zanville at 4402 Bestor Dr, Rockville, Maryland or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Holly Zanville:

Dr. Holly Zanville is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Holly Zanville 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. Holly Zanville practices at 4402 Bestor Dr, Rockville, Maryland, 20853-2137.

To schedule an appointment with Dr. Holly Zanville, please contact the office at 202-534-2935.

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