Psychologist | Clinical Psychology

Dr. Gary R Gregg, PSY.D.

890 Elm Grove Rd, Suite 4, Elm Grove, Wisconsin, 53122-2528

About Dr. Gary R Gregg

Dr. Gary R Gregg is a psychologist based in Elm Grove, Wisconsin who is specialized in Clinical Psychology. Active license number of Dr. Gary R Gregg is 2095 for Clinical Psychology in Wisconsin. His current practice location is 890 Elm Grove Rd, Suite 4, Elm Grove. Patients can contact him at 262-780-0991 or can fax him at 262-780-0992. Dr. Gary R Gregg, PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1952463002.

Dr. Gary R Gregg is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Gary R Gregg'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. Gary R Gregg
Specialization Clinical Psychology
Credentials PSY.D.
Gender Male
Practice Address: 890 Elm Grove Rd, Suite 4
Elm Grove, WI - 53122-2528
Fax 262-780-0992

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 Number1952463002
NPI Enumeration Date: 15 Dec, 2006
NPI Last Update On: 08 Jul, 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. Gary R Gregg are as mentioned below.

License NumberSpecializationStateStatus
2095Clinical Psychology WisconsinPrimary

Mailing Address

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

Dr. Gary R Gregg
890 Elm Grove Rd, Suite 4
Elm Grove, WI - 53122-2528
Phone: 262-780-0991
Fax: 262-780-0992

Book an Appointment with Dr. Gary R Gregg

To schedule an appointment, contact Dr. Gary R Gregg at 890 Elm Grove Rd, Suite 4, Elm Grove, Wisconsin or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Gary R Gregg:

Dr. Gary R Gregg is a psychologist specializing in Clinical Psychology. He is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Gary R Gregg 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. Gary R Gregg practices at 890 Elm Grove Rd, Suite 4, Elm Grove, Wisconsin, 53122-2528.

To schedule an appointment with Dr. Gary R Gregg, please contact the office at 262-780-0991.

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