Mrs. Allyson Marnell

BCBA | Counselor

1000 N. West Street, Suite 1200, Wilmington
Delaware, 19801-1058

855-832-6727 772-675-9100 Maps & Directions

Mrs. Allyson Marnell is a Wilmington, Delaware based counselor who is specialized as Counselor. Active license number of Mrs. Allyson Marnell is 1-22-58600 for Behavioral Analyst in Delaware. Her current practice location is 1000 N. West Street, Suite 1200, Wilmington. Patients can book an appointment with her at 855-832-6727.
Mrs. Allyson Marnell is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.

Complete Profile:

Mrs. Allyson Marnell speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.

Name:	Mrs. Allyson Marnell
Specialization:	Counselor
Gender:	Female
Credentials:	BCBA
Accepts Medicare Assignment:	No
Practice Address:	1000 N. West Street, Suite 1200, Wilmington, Delaware, 19801-1058
Phone:	855-832-6727
Fax:	772-675-9100

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 Number:	1699250712
NPI Enumeration Date:	25 Sep, 2018
NPI Last Update On:	20 Nov, 2025

Medical Licenses:

Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mrs. Allyson Marnell are as mentioned below.

License Number	Specialization	State	Status
1-22-58600	Behavioral Analyst	Delaware	Primary
RBT-18-49314	Behavior Technician	Delaware	Secondary
	Mental Health Counselor		Secondary

Business Mailing Address:

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

Address:	1000 N. West Street, Suite 1200 Wilmington, Delaware
Zip:	19801-1058
Phone Number:	855-832-6727
Fax Number:	772-675-9100

Patients can reach Mrs. Allyson Marnell at 1000 N. West Street, Suite 1200, Wilmington, Delaware or can call to book an appointment on 855-832-6727.

Comments/ Reviews:

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.

Mrs. Allyson Marnell Details: Complete Profile Professional Identification Codes Medical Licenses Business Mailing Address Book Appointment Patient Reviews
Map Location:

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