Psychologist | Clinical Psychology | 30+ years experience

Dr. Mary Ann Derosa, PH.D.

9 Virginia Rd, Montville, New Jersey, 07045-9209

About Dr. Mary Ann Derosa

Dr. Mary Ann Derosa is a psychologist based in Montville, New Jersey with 30 years of experience in Clinical Psychology. She completed her graduation in 1996. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Mary Ann Derosa is 35S100371200 for Clinical Psychology in New Jersey. Her current practice location is 9 Virginia Rd, Montville. Patients can contact her at 973-299-9868 or can fax her at 973-299-9868. Dr. Mary Ann Derosa, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1083737902.

Dr. Mary Ann Derosa 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. Mary Ann Derosa'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. Mary Ann Derosa
Specialization Clinical Psychology
Credentials PH.D.
Accepts Medicare Assignment Yes
Experience 30+ years
Graduation Year 1996
Gender Female
Practice Address: 9 Virginia Rd,
Montville, NJ - 07045-9209
Fax 973-299-9868

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 5092986158
Enrollment ID I20110921000195
NPI Number1083737902
NPI Enumeration Date: 07 Apr, 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. Mary Ann Derosa are as mentioned below.

License NumberSpecializationStateStatus
35S100371200Clinical Psychology New JerseyPrimary

Mailing Address

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

Dr. Mary Ann Derosa
9 Virginia Rd,
Montville, NJ - 07045-9209
Phone: 973-299-9868
Fax: 973-299-9868

Book an Appointment with Dr. Mary Ann Derosa

To schedule an appointment, contact Dr. Mary Ann Derosa at 9 Virginia Rd, Montville, New Jersey or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary Ann Derosa:

Dr. Mary Ann Derosa 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.

Dr. Mary Ann Derosa has approximately 30 years of experience in Clinical Psychology.

Yes, Dr. Mary Ann Derosa accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Mary Ann Derosa 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. Mary Ann Derosa practices at 9 Virginia Rd, Montville, New Jersey, 07045-9209.

To schedule an appointment with Dr. Mary Ann Derosa, please contact the office at 973-299-9868.

Reviews & Feedback

Have you visited Dr. Mary Ann Derosa? Share your experience to help others looking for a psychologist in Montville, NJ.

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