Psychologist | General Psychology

Dr. Theresa C. Mcmahon

430 Fairmount Ave Apt 501, Philadelphia, Pennsylvania, 19123-2869

About Dr. Theresa C. Mcmahon

Dr. Theresa C. Mcmahon is a psychologist based in Philadelphia, Pennsylvania who is specialized in General Psychology. Active license number of Dr. Theresa C. Mcmahon is PS019552 for General Psychology in Pennsylvania. Her current practice location is 430 Fairmount Ave Apt 501, Philadelphia. Patients can contact her at 516-313-0895. Dr. Theresa C. Mcmahon NPI number (Unique professional ID assigned by NPPES) is 1871220012.

Dr. Theresa C. Mcmahon is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. Theresa C. Mcmahon'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. Theresa C. Mcmahon
Specialization General Psychology
Gender Female
Practice Address: 430 Fairmount Ave Apt 501,
Philadelphia, PA - 19123-2869

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 Number1871220012
NPI Enumeration Date: 08 Aug, 2022
NPI Last Update On: 08 Aug, 2022

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. Theresa C. Mcmahon are as mentioned below.

License NumberSpecializationStateStatus
PS019552General Psychology PennsylvaniaPrimary

Mailing Address

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

Dr. Theresa C. Mcmahon
430 Fairmount Ave Apt 501,
Philadelphia, PA - 19123-2869
Phone: 516-313-0895

Book an Appointment with Dr. Theresa C. Mcmahon

To schedule an appointment, contact Dr. Theresa C. Mcmahon at 430 Fairmount Ave Apt 501, Philadelphia, Pennsylvania or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Theresa C. Mcmahon:

Dr. Theresa C. Mcmahon is a psychologist specializing in General Psychology. She is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. Theresa C. Mcmahon 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. Theresa C. Mcmahon practices at 430 Fairmount Ave Apt 501, Philadelphia, Pennsylvania, 19123-2869.

To schedule an appointment with Dr. Theresa C. Mcmahon, please contact the office at 516-313-0895.

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