0 reviews
Summary
Christopher Callahan, LCSW, CASAC graduated from the Certified Alcohol and Substance Abuse Counselor - New York State,Master’S In Special Education - Dowling College. He works in PORT JEFFERSON, NY and specializes in Addiction Medicine and Clinical Social Work.
Quick Facts
- accepting new patients
- Certified Alcohol and Substance Abuse Counselor - New York State
- 2 specialties
- 1 area of expertise
- 1 office location
- Male
Office Location
Christopher G. Callahan
1000 MAIN ST STE 3PORT JEFFERSON, NY 11777 Tel: (631) 743-5659
Mon9:00 am - 9:00 pm
Tue9:00 am - 9:00 pm
Wed9:00 am - 9:00 pm
Thu9:00 am - 9:00 pm
Fri9:00 am - 9:00 pm
Sat9:00 am - 9:00 pm
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Christopher Callahan, LCSW, CASAC | Dr. Kevin J Fleming | Dr. Naza Bungu | Dr. Andrew Wagenseller |
| Addiction Medicine | Addiction Medicine | Addiction Medicine | Psychology |
| Accepts New Patients | Accepts New Patients | ||
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | |||
| PORT JEFFERSON , NY | New York , NY | Milford , CT | Wilton , CT |
| Med School: Certified Alcohol and Substance Abuse Counselor - New York State | |||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Christopher Callahan, LCSW, CASAC
Medical Specialties
Christopher Callahan, LCSW, CASAC has the following 2 specialties
Specialty Expertise
Christopher Callahan, LCSW, CASAC has the following area of expertise
Certifications, License, & Education
Education & Training
Medical School
Graduated from Certified Alcohol and Substance Abuse Counselor - New York State and Master’s in Special Education - Dowling College.
University
Graduated from Master’s in Social Work - Stony Brook University.
NPI Number
Christopher Callahan, LCSW, CASAC's NPI number is 1316420714.
Similar Doctors
Frequently Asked Questions
- Does Christopher Callahan, LCSW, CASAC accept virtual/telehealth appointments?
- Christopher Callahan, LCSW, CASAC has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Christopher Callahan, LCSW, CASAC?
- You can find contact information for Christopher Callahan, LCSW, CASAC here on Vitals.
- Does Christopher Callahan, LCSW, CASAC accept my insurance?
- You can see the insurance plans that Christopher Callahan, LCSW, CASAC accepts on their Vitals profile.
- Where is Christopher Callahan, LCSW, CASAC's office located?
- Christopher Callahan, LCSW, CASAC's office is located at 1000 MAIN ST STE 3, PORT JEFFERSON, NY, 11777.
- Is Christopher Callahan, LCSW, CASAC accepting new patients?
- Christopher Callahan, LCSW, CASAC is accepting new patients on Vitals. View Christopher Callahan, LCSW, CASAC's profile on Vitals to make an appointment.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.



