Deborah Ellen Knapp

LCSW | Addiction (Substance Use Disorder) Counselor


  267 East Main Street, Bldg. B, Suite 21-b, Smithtown
     New York, 11787
  631-655-4495    Maps & Directions
Deborah Ellen Knapp is a Smithtown, New York based counselor who is specialized as 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 book an appointment with her at 631-655-4495.
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.
Complete Profile:
Deborah Ellen Knapp 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: Deborah Ellen Knapp
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Female
Credentials: LCSW
Accepts Medicare Assignment:No
Practice Address:267 East Main Street, Bldg. B, Suite 21-b, Smithtown,
New York, 11787
Phone:631-655-4495
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: 1831484468
NPI Enumeration Date: 11 Jun, 2011
NPI Last Update On: 16 Oct, 2017

Medical Licenses:
Doctors can have 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
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 267 E Main St, Blg B, Ste 21-b
Smithtown, New York
Zip: 11787-2874
Phone Number: 631-209-7655
Patients can reach Deborah Ellen Knapp at 267 East Main Street, Bldg. B, Suite 21-b, Smithtown, New York or can call to book an appointment on 631-655-4495.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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