Mrs. Meryl Susan Leff
LCSW, CASAC, BCD | Addiction (Substance Use Disorder) Counselor
400 W Main St, Suite 338, Babylon
New York, 11702-3012
631-893-6355 631-893-6355
Maps & DirectionsMrs. Meryl Susan Leff is a Babylon, New York based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Mrs. Meryl Susan Leff is 10712 for Addiction (Substance Use Disorder) Counselor in New York. Her current practice location is 400 W Main St, Suite 338, Babylon. Patients can book an appointment with her at 631-893-6355.
Mrs. Meryl Susan Leff 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:
Mrs. Meryl Susan Leff 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: | Mrs. Meryl Susan Leff |
| Specialization: | Addiction (Substance Use Disorder) Counselor |
| Gender: | Female |
| Credentials: | LCSW, CASAC, BCD |
| Accepts Medicare Assignment: | No |
| Practice Address: | 400 W Main St, Suite 338, Babylon,
New York, 11702-3012 |
| Phone: | 631-893-6355 |
| Fax: | 631-893-6355 |
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: | 1689767592 |
| NPI Enumeration Date: | 02 Oct, 2006 |
| NPI Last Update On: | 11 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mrs. Meryl Susan Leff are as mentioned below.
| License Number | Specialization | State | Status | |
| 10712 | Addiction (Substance Use Disorder) Counselor | New York | Primary | |
| R049140-1 | Social Worker | New York | Secondary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Mrs. Meryl Susan Leff such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 2649282 | Other | New York | AETNA PROVIDER ID |
| 87726 | Other | New York | UN. BEH. HEALTH PROV ID |
| 131751 | Other | New York | VYTRA PROVIDER ID |
| 161543 MHS | Other | New York | VALUE OPTIONS PROVIDER ID |
| 7480430 | Other | New York | GHI PROVIDER ID |
| NX4021 | Other | New York | BLUE CROSS PROVIDER ID |
| 02116558 | Medicaid | New York | |
| 1435082 | Other | New York | CIGNA PROVIDER ID |
| P2559539 | Other | New York | OXFORD PROVIDER ID |
| 303899 | Other | | MHN |
| 42259P | Other | New York | HIP PROVIDER ID |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 400 W Main St, Suite 338
Babylon, New York |
| Zip: | 11702-3012 |
| Phone Number: | 631-893-6355 |
| Fax Number: | 631-893-6355 |
Patients can reach Mrs. Meryl Susan Leff at
400 W Main St, Suite 338, Babylon, New York or can
call to book an appointment on 631-893-6355.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.