Addiction Therapist

Deborah Ellen Knapp, LCSW

267 East Main Street, Bldg. B, Suite 21-b, Smithtown, New York, 11787

About Deborah Ellen Knapp

Deborah Ellen Knapp is a therapist based in Smithtown, New York who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Deborah Ellen Knapp is 075442 for Social Worker in New York. Her current practice location is 267 East Main Street, Bldg. B, Suite 21-b, Smithtown. Patients can reach her at 631-655-4495. Deborah Ellen Knapp is LCSW in Addiction (Substance Use Disorder) Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1831484468.

Deborah Ellen Knapp 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.

Practice Information

Deborah Ellen Knapp 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 Deborah Ellen Knapp
Specialization Addiction (Substance Use Disorder) Counselor
Credentials LCSW
Gender Female
Practice Address: 267 East Main Street, Bldg. B, Suite 21-b
Smithtown, NY - 11787

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 Number1831484468
NPI Enumeration Date: 11 Jun, 2011
NPI Last Update On: 16 Oct, 2017

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 Deborah Ellen Knapp are as mentioned below.

License NumberSpecializationStateStatus
075442Social Worker New YorkPrimary
075442Addiction (Substance Use Disorder) Counselor New YorkSecondary
075442Mental Health Counselor New YorkSecondary
075442Professional Counselor New YorkSecondary

Mailing Address

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

Deborah Ellen Knapp
267 E Main St, Blg B, Ste 21-b
Smithtown, NY - 11787-2874
Phone: 631-209-7655

Book an Appointment with Deborah Ellen Knapp

To schedule an appointment, contact Deborah Ellen Knapp at 267 East Main Street, Bldg. B, Suite 21-b, Smithtown, New York or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Deborah Ellen Knapp:

Deborah Ellen Knapp is a therapist specializing in Social Worker. She A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Yes, Deborah Ellen Knapp is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Deborah Ellen Knapp practices at 267 East Main Street, Bldg. B, Suite 21-b, Smithtown, New York, 11787.

To schedule an appointment with Deborah Ellen Knapp, please contact the office at 631-655-4495.

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