Professional Therapist

Marielle Duke, LPC

1601 Walnut St Ste 1005, Philadelphia, Pennsylvania, 19102-2906

About Marielle Duke

Marielle Duke is a therapist based in Philadelphia, Pennsylvania who is specialized in Professional Counselor. Active license number of Marielle Duke is PC017579 for Professional Counselor in Pennsylvania. Her current practice location is 1601 Walnut St Ste 1005, Philadelphia. Patients can reach her at 267-279-9283. Marielle Duke is LPC in Professional Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1114574647.

Marielle Duke is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

Marielle Duke speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Marielle Duke
Specialization Professional Counselor
Credentials LPC
Gender Female
Practice Address: 1601 Walnut St Ste 1005,
Philadelphia, PA - 19102-2906

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1114574647
NPI Enumeration Date: 20 Aug, 2019
NPI Last Update On: 14 Jun, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Marielle Duke are as mentioned below.

License NumberSpecializationStateStatus
PC017579Professional Counselor PennsylvaniaPrimary

Mailing Address

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

Marielle Duke
2122 South St Apt 2f,
Philadelphia, PA - 19146-1290
Phone: 845-667-0757

Book an Appointment with Marielle Duke

To schedule an appointment, contact Marielle Duke at 1601 Walnut St Ste 1005, Philadelphia, Pennsylvania or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Marielle Duke:

Marielle Duke is a therapist specializing in Professional Counselor. She is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Yes, Marielle Duke is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Marielle Duke practices at 1601 Walnut St Ste 1005, Philadelphia, Pennsylvania, 19102-2906.

To schedule an appointment with Marielle Duke, please contact the office at 267-279-9283.

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