Psychiatrist

Dr. Cathy Mercaldi, M.D.

3440 Market St, Suite 200, Philadelphia, Pennsylvania, 19104-3325

About Dr. Cathy Mercaldi

Dr. Cathy Mercaldi is a psychiatrist based in Philadelphia, Pennsylvania who is specialized in Psychiatry. Active license number of Dr. Cathy Mercaldi is MD063804L for Child & Adolescent Psychiatry in Pennsylvania. Her current practice location is 3440 Market St, Suite 200, Philadelphia. Patients can contact her at 215-590-7555 or can fax her at 215-590-7387. Dr. Cathy Mercaldi, M.D., specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1659472793.

Dr. Cathy Mercaldi specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. Cathy Mercaldi'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. Cathy Mercaldi
Specialization Psychiatry
Credentials M.D.
Gender Female
Practice Address: 3440 Market St, Suite 200
Philadelphia, PA - 19104-3325
Fax 215-590-7387

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 Number1659472793
NPI Enumeration Date: 25 Sep, 2006
NPI Last Update On: 11 Sep, 2025

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. Cathy Mercaldi are as mentioned below.

License NumberSpecializationStateStatus
MD063804LChild & Adolescent Psychiatry PennsylvaniaPrimary
MD063804LPsychiatry PennsylvaniaSecondary

Mailing Address

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

Dr. Cathy Mercaldi
3440 Market St, Suite 410
Philadelphia, PA - 19104-3325
Phone: 215-590-7532
Fax: 215-590-4251

Book an Appointment with Dr. Cathy Mercaldi

To schedule an appointment, contact Dr. Cathy Mercaldi at 3440 Market St, Suite 200, Philadelphia, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Cathy Mercaldi:

Dr. Cathy Mercaldi is a psychiatrist specializing in Child & Adolescent Psychiatry. She has done additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Yes, Dr. Cathy Mercaldi 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. Cathy Mercaldi practices at 3440 Market St, Suite 200, Philadelphia, Pennsylvania, 19104-3325.

To schedule an appointment with Dr. Cathy Mercaldi, please contact the office at 215-590-7555.

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