Psychiatrist | 37+ years experience

Cosme O Lozano Jr., M.D.

210 N Hammes Ave, Suite 205, Joliet, Illinois, 60435-8139

About Cosme O Lozano Jr.

Cosme O Lozano Jr. is a psychiatrist based in Joliet, Illinois with 37 years of experience in Psychiatry. He completed his graduation from Southern Illinois University School Of Medicine in 1989. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Cosme O Lozano Jr. is 036082815 for Psychiatry in Illinois. His current practice location is 210 N Hammes Ave, Suite 205, Joliet. Patients can contact him at 815-729-7790 or can fax him at 815-725-8144. Cosme O Lozano Jr., M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1336160597.

Cosme O Lozano Jr. 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

Cosme O Lozano Jr.'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 Cosme O Lozano Jr.
Specialization Psychiatry
Credentials M.D.
Accepts Medicare Assignment Yes
Experience 37+ years
Medical School Attended Southern Illinois University School Of Medicine
Graduation Year 1989
Gender Male
Practice Address: 210 N Hammes Ave, Suite 205
Joliet, IL - 60435-8139
Fax 815-725-8144

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 0143127977
Enrollment ID I20031218000386
NPI Number1336160597
NPI Enumeration Date: 22 Jul, 2006
NPI Last Update On: 04 Feb, 2025

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 Cosme O Lozano Jr. are as mentioned below.

License NumberSpecializationStateStatus
036082815Psychiatry IllinoisPrimary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One doctor can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(140007)Joliet, ILAcute Care Hospital

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 Cosme O Lozano Jr. is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Cornerstone Services Inc (9739135294)4
Joliet Center For Clinical Research, Inc (3971662842)8

Other Medical Identifiers

Other professional identifiers associated with Cosme O Lozano Jr. such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
1760647226OtherGROUP NPI

Mailing Address

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

Cosme O Lozano Jr.
210 N Hammes Ave, Suite 205
Joliet, IL - 60435-8139
Phone: 815-729-7790
Fax: 815-725-8144

Book an Appointment with Cosme O Lozano Jr.

To schedule an appointment, contact Cosme O Lozano Jr. at 210 N Hammes Ave, Suite 205, Joliet, Illinois or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Cosme O Lozano Jr.:

Cosme O Lozano Jr. 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.

Cosme O Lozano Jr. completed his education (M.D.) from Southern Illinois University School Of Medicine in 1989.

Cosme O Lozano Jr. has approximately 37 years of experience in Psychiatry.

Yes, Cosme O Lozano Jr. accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Cosme O Lozano Jr. 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.

Cosme O Lozano Jr. practices at 210 N Hammes Ave, Suite 205, Joliet, Illinois, 60435-8139.

To schedule an appointment with Cosme O Lozano Jr., please contact the office at 815-729-7790.

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