Psychiatrist

Dr. Dennis A. Long, M.D.

2210 Dean St, Suite O-1, Saint Charles, Illinois, 60175-1066

About Dr. Dennis A. Long

Dr. Dennis A. Long is a psychiatrist based in Saint Charles, Illinois who is specialized in Psychiatry. Active license number of Dr. Dennis A. Long is 3642582 for Psychiatry in Illinois. His current practice location is 2210 Dean St, Suite O-1, Saint Charles. Patients can contact him at 630-377-7660. Dr. Dennis A. Long, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1154454692.

Dr. Dennis A. Long specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Dr. Dennis A. Long's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Dennis A. Long
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 2210 Dean St, Suite O-1
Saint Charles, IL - 60175-1066

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1154454692
NPI Enumeration Date: 13 Mar, 2007
NPI Last Update On: 19 Nov, 2007

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Dennis A. Long are as mentioned below.

License NumberSpecializationStateStatus
3642582Psychiatry IllinoisPrimary

Mailing Address

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

Dr. Dennis A. Long
2210 Dean St, Suite O-1
Saint Charles, IL - 60175-1066
Phone: 630-377-7660

Book an Appointment with Dr. Dennis A. Long

To schedule an appointment, contact Dr. Dennis A. Long at 2210 Dean St, Suite O-1, Saint Charles, Illinois or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Dennis A. Long:

Dr. Dennis A. Long is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Yes, Dr. Dennis A. Long is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Dennis A. Long practices at 2210 Dean St, Suite O-1, Saint Charles, Illinois, 60175-1066.

To schedule an appointment with Dr. Dennis A. Long, please contact the office at 630-377-7660.

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