Mental Health Therapist

Donald C Lonnquist, MA, ATR-BC, LPC

600 Haverford Rd Ste G101, Haverford, Pennsylvania, 19041-1139

About Donald C Lonnquist

Donald C Lonnquist is a therapist based in Haverford, Pennsylvania who is specialized in Mental Health Counselor. Active license number of Donald C Lonnquist is PC009178 for Mental Health Counselor in Pennsylvania. His current practice location is 600 Haverford Rd Ste G101, Haverford. Patients can reach him at 610-649-1080. Donald C Lonnquist is MA, ATR-BC, LPC in Mental Health Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1497358758.

Donald C Lonnquist is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He 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.

Practice Information

Donald C Lonnquist speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Donald C Lonnquist
Specialization Mental Health Counselor
Credentials MA, ATR-BC, LPC
Gender Male
Practice Address: 600 Haverford Rd Ste G101,
Haverford, PA - 19041-1139

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 Number1497358758
NPI Enumeration Date: 19 Nov, 2020
NPI Last Update On: 19 Nov, 2020

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Donald C Lonnquist are as mentioned below.

License NumberSpecializationStateStatus
PC009178Mental Health Counselor PennsylvaniaPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Donald C Lonnquist
600 Haverford Rd Ste G101,
Haverford, PA - 19041-1139
Phone: 610-649-1080

Book an Appointment with Donald C Lonnquist

To schedule an appointment, contact Donald C Lonnquist at 600 Haverford Rd Ste G101, Haverford, Pennsylvania or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Donald C Lonnquist:

Donald C Lonnquist is a therapist specializing in Mental Health Counselor. He is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He 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.

Yes, Donald C Lonnquist is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Donald C Lonnquist practices at 600 Haverford Rd Ste G101, Haverford, Pennsylvania, 19041-1139.

To schedule an appointment with Donald C Lonnquist, please contact the office at 610-649-1080.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.