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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JAY CALLAHAN PHD, LCSW
NPI 1093779498
Social Worker - Clinical in Chicago, IL

Active since April 13, 2006PECOS Enrolled
55 E WASHINGTON ST, SUITE 2801, CHICAGO, IL 60602(312) 372-4823(312) 372-4822 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Jay Callahan Phd, Lcsw NPPES

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

DR. JAY CALLAHAN PHD, LCSW (NPI 1093779498) is an individual clinical provider in Chicago, Illinois and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1093779498
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameDR. JAY CALLAHANCredential: PHD, LCSW
Location Address55 E WASHINGTON ST, SUITE 2801Chicago, IL 60602-2103
Mailing Address55 E Washington St, Suite 2801Chicago, IL 60602-2103 · (312) 372-4823 · Fax (312) 372-4822
Phone(312) 372-4823
Fax(312) 372-4822
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateApril 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1093779498 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
55 E WASHINGTON ST, Chicago, IL 60602
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jay Callahan Phd, Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557418357
PECOS Enrollment IDI20090414000426
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60602 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

SHARON PIETRZAK MA, LCPC, CCDVC
Counselor (Professional)
55 E WASHINGTON ST, SUITE 621
CHICAGO, IL 60602
Cook County (708) 293-0070
DR. GARY G WEGMANN DDS
Dentist
55 E WASHINGTON ST, SUITE 3601
CHICAGO, IL 60602
Cook County (312) 551-0500
JUSTIN EVAN TOBIN LCSW
Social Worker (Clinical)
55 E WASHINGTON ST, SUITE 2700
CHICAGO, IL 60602
Cook County (773) 308-3468
MR. DAVID LEE CIESLA MA, LCPC
Counselor (Professional)
55 E WASHINGTON ST, SUITE 2801
CHICAGO, IL 60602
Cook County (312) 208-9499
MR. LAWRENCE MICHAEL RUFFOLO L.C.S.W.
Social Worker (Clinical)
55 E WASHINGTON ST, SUITE 2900
CHICAGO, IL 60602
Cook County (847) 338-2564
MADELINE MUECKE LCSW, BCD
Social Worker (Clinical)
55 E WASHINGTON ST, SUITE 3100
CHICAGO, IL 60602
Cook County (773) 929-7696
DR. CHRISTOPHER FORD CHOYKE DDS
Dentist (General Practice)
55 E WASHINGTON ST
CHICAGO, IL 60602
Cook County (312) 782-5291
PREFERRED DENTAL PARTNERS DDS PC
Dentist
55 E WASHINGTON ST, 2141
CHICAGO, IL 60602
Cook County (312) 551-0500

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 Jay Callahan's NPI number?

The NPI number for Jay Callahan is 1093779498. It was assigned to this individual provider in the NPPES registry on April 13, 2006.

Where is Jay Callahan located?

Jay Callahan practices at 55 E Washington St Suite 2801, Chicago, IL 60602. The listed phone number is (312) 372-4823.

What is Jay Callahan's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Jay Callahan enrolled in Medicare?

Yes. Jay Callahan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Jay Callahan was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.