Psychiatrist | 34+ years experience

Dr. Gregory Lloyd Thelen Thelen, MD

18837 Iroquois Way, Lakeville, Minnesota, 55044-4455

About Dr. Gregory Lloyd Thelen Thelen

Dr. Gregory Lloyd Thelen Thelen is a psychiatrist based in Lakeville, Minnesota with 34 years of experience in Psychiatry. He completed his graduation from Wright State University Boonshoft School Of Medicine in 1992. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Gregory Lloyd Thelen Thelen is 44617 for Psychiatry in Minnesota. His current practice location is 18837 Iroquois Way, Lakeville. Patients can contact him at 612-467-1921. Dr. Gregory Lloyd Thelen Thelen, MD, specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1821186768.

Dr. Gregory Lloyd Thelen Thelen 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. Gregory Lloyd Thelen Thelen'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. Gregory Lloyd Thelen Thelen
Specialization Psychiatry
Credentials MD
Accepts Medicare Assignment Yes
Experience 34+ years
Medical School Attended Wright State University Boonshoft School Of Medicine
Graduation Year 1992
Gender Male
Practice Address: 18837 Iroquois Way,
Lakeville, MN - 55044-4455

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.

PAC ID 1951341783
Enrollment ID I20050511000065
NPI Number1821186768
NPI Enumeration Date: 10 Oct, 2006
NPI Last Update On: 11 Mar, 2021

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. Gregory Lloyd Thelen Thelen are as mentioned below.

License NumberSpecializationStateStatus
44617Psychiatry MinnesotaPrimary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Dr. Gregory Lloyd Thelen Thelen is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Allina Health System (4587573613)2758

Mailing Address

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

Dr. Gregory Lloyd Thelen Thelen
18837 Iroquois Way,
Lakeville, MN - 55044-4455
Phone: 612-467-1921

Book an Appointment with Dr. Gregory Lloyd Thelen Thelen

To schedule an appointment, contact Dr. Gregory Lloyd Thelen Thelen at 18837 Iroquois Way, Lakeville, Minnesota or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Gregory Lloyd Thelen Thelen:

Dr. Gregory Lloyd Thelen Thelen 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.

Dr. Gregory Lloyd Thelen Thelen completed his education (MD) from Wright State University Boonshoft School Of Medicine in 1992.

Dr. Gregory Lloyd Thelen Thelen has approximately 34 years of experience in Psychiatry.

Yes, Dr. Gregory Lloyd Thelen Thelen accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Gregory Lloyd Thelen Thelen 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. Gregory Lloyd Thelen Thelen practices at 18837 Iroquois Way, Lakeville, Minnesota, 55044-4455.

To schedule an appointment with Dr. Gregory Lloyd Thelen Thelen, please contact the office at 612-467-1921.

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