Psychiatrist | Addiction Medicine Psychiatry

Dr. Mary L. Gannon, M.D.,C.A.D.C.

2625 Butterfield Rd, Suite 103 W, Oak Brook, Illinois, 60523-1234

About Dr. Mary L. Gannon

Dr. Mary L. Gannon is a psychiatrist based in Oak Brook, Illinois who is specialized in Addiction Medicine Psychiatry. Active license number of Dr. Mary L. Gannon is 036068239 for Addiction Medicine Psychiatry in Illinois. Her current practice location is 2625 Butterfield Rd, Suite 103 W, Oak Brook. Patients can contact her at 630-981-4886. Dr. Mary L. Gannon, M.D.,C.A.D.C., specializes in Addiction Medicine Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1235268541.

Dr. Mary L. Gannon focuses on the evaluation, diagnosis, and treatment of people who have one or more disorders related to addictions like illegal drugs, alcohol, and prescription medication and other substances.

Practice Information

Dr. Mary L. Gannon'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. Mary L. Gannon
Specialization Addiction Medicine Psychiatry
Credentials M.D.,C.A.D.C.
Gender Female
Practice Address: 2625 Butterfield Rd, Suite 103 W
Oak Brook, IL - 60523-1234

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 Number1235268541
NPI Enumeration Date: 04 Mar, 2007
NPI Last Update On: 17 May, 2011

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. Mary L. Gannon are as mentioned below.

License NumberSpecializationStateStatus
036068239Addiction Medicine Psychiatry IllinoisPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Mary L. Gannon such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
234667000OtherKentuckyMAGELLAN BEHAVIORAL HEALT
133348420017OtherKentuckyHUMANA
GANNMARYOtherKentuckyCORPHEALTH

Mailing Address

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

Dr. Mary L. Gannon
326 Grandview Ave,
Glen Ellyn, IL - 60137-5220
Phone: 630-981-4886

Book an Appointment with Dr. Mary L. Gannon

To schedule an appointment, contact Dr. Mary L. Gannon at 2625 Butterfield Rd, Suite 103 W, Oak Brook, Illinois or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary L. Gannon:

Dr. Mary L. Gannon is a psychiatrist specializing in Addiction Medicine Psychiatry. She focuses on the evaluation, diagnosis, and treatment of people who have one or more disorders related to addictions like illegal drugs, alcohol, and prescription medication and other substances.

Yes, Dr. Mary L. Gannon 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. Mary L. Gannon practices at 2625 Butterfield Rd, Suite 103 W, Oak Brook, Illinois, 60523-1234.

To schedule an appointment with Dr. Mary L. Gannon, please contact the office at 630-981-4886.

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