Mrs. Nancy Lee Longo

LCSW | Mental Health Counselor


  855 N Euclid Ave, Ontario
     California, 91762
  909-983-2020    Maps & Directions
Mrs. Nancy Lee Longo is a Ontario, California based counselor who is specialized as Mental Health Counselor. Active license number of Mrs. Nancy Lee Longo is 99279 for Social Worker in California. Her current practice location is 855 N Euclid Ave, Ontario. Patients can book an appointment with her at 909-983-2020.
Mrs. Nancy Lee Longo is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.
Complete Profile:
Mrs. Nancy Lee Longo 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. Nancy Lee Longo
Specialization: Mental Health Counselor
Gender:Female
Credentials: LCSW
Accepts Medicare Assignment:No
Practice Address:855 N Euclid Ave, Ontario,
California, 91762
Phone:909-983-2020
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: 1497113302
NPI Enumeration Date: 05 Feb, 2016
NPI Last Update On: 06 Jan, 2021

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. Nancy Lee Longo are as mentioned below.
License NumberSpecializationStateStatus
99279Social Worker CaliforniaPrimary
76603Mental Health Counselor CaliforniaSecondary
Social Worker Secondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 1420 S Milliken Ave Ste 508,
Ontario, California
Zip: 91761-2337
Phone Number: 909-983-2020
Patients can reach Mrs. Nancy Lee Longo at 855 N Euclid Ave, Ontario, California or can call to book an appointment on 909-983-2020.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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