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DR. KATHLEEN ELIZABETH CRONIN MD
NPI 1265069371
Obstetrics & Gynecology in Chicago, IL

Active since March 26, 2020PECOS Enrolled
200 S MICHIGAN AVE STE 1550, CHICAGO, IL 60604(312) 220-3322(833) 907-2160 Get Directions Write a Review

NPPES record last updated: September 17, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 17, 2024, Aug 20, 2024, Mar 26, 2020 (3 updates tracked since 2020).

About Dr. Kathleen Elizabeth Cronin Md NPPES

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

DR. KATHLEEN ELIZABETH CRONIN MD (NPI 1265069371) is an individual obstetrics & gynecology provider in Chicago, Illinois, licensed in Illinois (036171272) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1265069371
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. KATHLEEN ELIZABETH CRONINCredential: MD
Location Address200 S MICHIGAN AVE STE 1550Chicago, IL 60604-2424
Mailing Address904 Mellon StLittle Rock, AR 72207-6141 · (501) 680-4349
Phone(312) 220-3322
Fax(833) 907-2160
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 26, 2020
Last NPPES UpdateSeptember 17, 20243 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2024
✔ NPI 1265069371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in IL · 036171272
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
200 S MICHIGAN AVE STE 1550, Chicago, IL 60604
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Other Names 1

Former Name (1)Kathleen Elizabeth Connery

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kathleen Elizabeth Cronin Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7113466384
PECOS Enrollment IDI20240902000086
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Kathleen Cronin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Together Women's Health Medical Group Of Illinois, PLLC
1.7 mi
Specialist
900 N KINGSBURY ST, SUITE 130N
Chicago, IL 60610
  • Reassigned Medicare billing, Illinois enrollment
  • 34 clinicians in this Medicare group
NPI 1912161100 (312) 775-1100
Prime Healthcare Illinois Medical Group LLC
17 mi
Multi-Specialty
2380 E DEMPSTER ST
Des Plaines, IL 60016
  • Reassigned Medicare billing, Illinois enrollment
  • 443 clinicians in this Medicare group
NPI 1023837689 (833) 291-0464

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60604 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
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 7

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

DR. KELLIE SERELEAS BUTLER MD
Obstetrics & Gynecology
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 263-5517
MARGOT DUFFY
Nurse Practitioner (Women's Health)
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 262-2976
REYGAN TAWNEY
Nurse Practitioner (Women's Health)
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 263-5517
DR. SARA ANN KRITZER M.D.
Obstetrics & Gynecology
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (440) 840-5333
DR. NADIA ANNE FAYOUMI
Obstetrics & Gynecology
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 262-2976
DR. SHAYNA R RUBIN M.D.
Obstetrics & Gynecology
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 263-5517
WOMENS HEALTH CONSULTING LLC
Obstetrics & Gynecology
200 S MICHIGAN AVE STE 1550
CHICAGO, IL 60604
Cook County (312) 263-5517

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 Kathleen Cronin's NPI number?

The NPI number for Kathleen Cronin is 1265069371. It was assigned to this individual provider in the NPPES registry on March 26, 2020. The provider is also known as Kathleen Elizabeth Connery.

Where is Kathleen Cronin located?

Kathleen Cronin practices at 200 S Michigan Ave Ste 1550, Chicago, IL 60604. The listed phone number is (312) 220-3322.

What is Kathleen Cronin's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Kathleen Cronin enrolled in Medicare?

Yes. Kathleen Cronin is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Kathleen Cronin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Cronin reassigns Medicare benefits to 2 organizations: Together Women's Health Medical Group Of Illinois, PLLC (Chicago, IL) and Prime Healthcare Illinois Medical Group LLC (Des Plaines, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kathleen Cronin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kathleen Cronin was last updated on September 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.