Joseph Difonzo

CADC | Addiction (Substance Use Disorder) Counselor


  17 Bishop St, Portland
     Maine, 04103-2659
  207-208-9787    Maps & Directions
Joseph Difonzo is a Portland, Maine based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Joseph Difonzo is CAC9051 for Addiction (Substance Use Disorder) Counselor in Maine. His current practice location is 17 Bishop St, Portland. Patients can book an appointment with him at 207-208-9787.
Joseph Difonzo is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his 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:
Joseph Difonzo 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: Joseph Difonzo
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Male
Credentials: CADC
Accepts Medicare Assignment:No
Practice Address:17 Bishop St, Portland,
Maine, 04103-2659
Phone:207-208-9787
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: 1013858547
NPI Enumeration Date: 01 Apr, 2026
NPI Last Update On: 01 Apr, 2026

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Joseph Difonzo are as mentioned below.
License NumberSpecializationStateStatus
CAC9051Addiction (Substance Use Disorder) Counselor MainePrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 17 Bishop St,
Portland, Maine
Zip: 04103-2659
Phone Number: 207-208-9787
Patients can reach Joseph Difonzo at 17 Bishop St, Portland, Maine or can call to book an appointment on 207-208-9787.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.