MS. Helen Catherine Lonergan-Thomas, APN, CCNS-BC
MS. Helen Catherine Lonergan-Thomas, APN, CCNS-BC is registered under Certified Clinical Nurse Specialist (Cns) in Oak Lawn, Illinois. Qualified in 2007, 19 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.
- Years since qualifying
- 19
- Licensed in
- IL
- In the registry since
- 2009
What do these letters mean?
- APN — Advanced Practice Nurse
- The umbrella title some states use for nurse practitioners and other advanced practice nurses.
Practice location Address checks out
10837 S Cicero Ave Ste 200Oak Lawn, IL 60453-6459
Phone: (708) 636-7575
Fax: (708) 636-6193
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 3825 Highland Ave, Downers Grove, IL 60515-1552 — (630) 719-4799
Specialties & licences
| Acute Care Clinical Nurse Specialist (primary) | Taxonomy 364SA2100X · Licence 209.007100 (IL) |
|---|
Record details
| NPI number | 1720221088 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | APN , CCNS-BC |
| Sole proprietor | No |
| NPI enumerated | April 15, 2009 |
| Last updated in NPPES | April 14, 2025 |
| Certification date | April 14, 2025 |
Medicare enrollment
| Medicare specialty | CERTIFIED CLINICAL NURSE SPECIALIST (CNS) |
|---|---|
| Medical school | OTHER |
| Graduated | 2007 (19 years in practice) |
| Group practice | Advocate Health And Hospitals Corporation — 3079 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 3 on file with Medicare |
Medicare patients and services, 2024
| Medicare patients | 140 |
|---|---|
| Services billed | 341 |
| Average patient age | 79 |
Payments from drug and device companies, 2025
| Food and Beverage | $519 |
|---|
Practises at
- Advocate Christ Hospital & Medical Center Hospital · Oak Lawn, IL · listed as Advocate Christ Medical Center
Colleagues at Advocate Health and Hospitals Corporation
- Mir Haroon Salman Ali, MBBS Internal Medicine Physician · Chicago, IL
- Laura Patricia Corona Candelario, MD Internal Medicine Physician · Park Ridge, IL
- Mark Joshua Laus Dela Cruz, MD Internal Medicine Physician · Oak Lawn, IL
- Lauren Elizabeth Eberlin, NP Acute Care Nurse Practitioner · Hazel Crest, IL
- Mrs. Galaxie Gavin, NP Family Medicine Physician · South Holland, IL
- Dr. Cherie Bessie Hawkins, DO Family Medicine Physician · Chicago, IL
- Nicole Lynch, PT, DPT Physical Therapist · Aurora, IL
- MS. Renea Christine McKeown, APN-BC Adult Health Clinical Nurse Specialist · Oak Lawn, IL
- Diane Reilly, RD Registered Dietitian · Orland Park, IL
- Peggy Siegele, APN Adult Health Nurse Practitioner · Downers Grove, IL
- Jamie Spitz, MD Plastic Surgery Physician · Park Ridge, IL
- Dr. Patrick Alexander Sugrue, MD Neurological Surgery Physician · Park Ridge, IL