Counselor

Margaret Leister, CADC, LCDP

1550 S Governors Ave, Dover, Delaware, 19904-7020

About Margaret Leister

Margaret Leister is a therapist based in Dover, Delaware who is specialized in Counselor. Active license number of Margaret Leister is CD0000026 for Addiction (Substance Use Disorder) Counselor in Delaware. Her current practice location is 1550 S Governors Ave, Dover. Patients can reach her at 302-678-4558 or can fax her at 302-678-4577. Margaret Leister is CADC, LCDP in Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1508991183.

Margaret Leister 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.

Practice Information

Margaret Leister 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 Margaret Leister
Specialization Counselor
Credentials CADC, LCDP
Gender Female
Practice Address: 1550 S Governors Ave,
Dover, DE - 19904-7020
Fax 302-678-4577

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 Number1508991183
NPI Enumeration Date: 22 Feb, 2007
NPI Last Update On: 06 Aug, 2007

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 Margaret Leister are as mentioned below.

License NumberSpecializationStateStatus
CD0000026Addiction (Substance Use Disorder) Counselor DelawarePrimary
794Social Worker DelawareSecondary

Other Medical Identifiers

Other legacy medical identifiers associated with Margaret Leister such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
1000022542MedicaidDelaware
1000030483MedicaidDelaware

Mailing Address

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

Margaret Leister
1550 S Governors Ave,
Dover, DE - 19904-7020
Phone: 302-678-4558
Fax: 302-678-4577

Book an Appointment with Margaret Leister

To schedule an appointment, contact Margaret Leister at 1550 S Governors Ave, Dover, Delaware or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Margaret Leister:

Margaret Leister is a therapist specializing in Addiction (Substance Use Disorder) Counselor. She is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

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

Margaret Leister practices at 1550 S Governors Ave, Dover, Delaware, 19904-7020.

To schedule an appointment with Margaret Leister, please contact the office at 302-678-4558.

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