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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DR. JONAS EVAN TALANDIS MD
NPI 1144154584
Psychiatry & Neurology - Psychiatry in Chicago, IL

Active since June 10, 2026
1620 W HARRISON ST, CHICAGO, IL 60612(312) 942-5000 Get Directions Write a Review

NPPES record added: June 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Jonas Evan Talandis Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JONAS EVAN TALANDIS MD (NPI 1144154584) is an individual psychiatry provider in Chicago, Illinois, licensed in Illinois (125.067629) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1144154584
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JONAS EVAN TALANDISCredential: MD
Location Address1620 W HARRISON STChicago, IL 60612-3801
Mailing Address1620 W Harrison StChicago, IL 60612-3801
Phone(312) 942-5000
Sole ProprietorNo
Enumeration DateJune 10, 2026
NPPES CertifiedJune 10, 2026
✔ NPI 1144154584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in IL · 125.067629
Definition
A Psychiatrist 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.
1620 W HARRISON ST, Chicago, IL 60612
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NICHOLAS RIGLER
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
KABEER RAJAN MASIH MD
Radiology (Vascular & Interventional Radiology)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
MARGARET C SCHERMERHORN MD
Obstetrics & Gynecology
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
ANDREW MAX MELCHIORIS MD, MBA
Internal Medicine
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (314) 942-5000
NICOLE HALEY SULIMA DNP
Nurse Practitioner (Gerontology)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
KRINA PATEL MD
Psychiatry & Neurology (Psychiatry)
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
LAYNE MITCHELL BESSA
Registered Nurse
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5000
COLETTE MITCHELL OT
Occupational Therapist
1620 W HARRISON ST
CHICAGO, IL 60612
Cook County (312) 942-5800

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jonas Talandis's NPI number?

The NPI number for Jonas Talandis is 1144154584. It was assigned to this individual provider in the NPPES registry on June 10, 2026.

Where is Jonas Talandis located?

Jonas Talandis practices at 1620 W Harrison St, Chicago, IL 60612. The listed phone number is (312) 942-5000.

What is Jonas Talandis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Jonas Talandis was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.