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Active NPI 1134584964 Individual Practitioner Female Practitioner

Catherine Aler

Nurse Practitioner • Naperville, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Catherine Aler is a certified Nurse Practitioner practicing in Naperville, IL. With approximately 22 years of clinical experience since completing medical education in 2004, Catherine Aler delivers high-quality medical care to the local community at 801 S WASHINGTON ST.

Catherine Aler is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include critical care, first, insertion of artery tube for blood sampling or infusion through skin. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

801 S Washington St

Naperville, IL 605407430

Telephone 6305273000
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Naperville, IL

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
22 Yrs +12.5 yrs vs City Avg
City Avg: 9.5 Yrs
State Avg: 10.4 Yrs
Regional Practice Density
122 Specialists

Practicing in Naperville, IL (4929 Statewide)

Telehealth Adoption Rate
32.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
74.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Aler (22 Years) 22 Yrs
Naperville Specialty Average (9.5 Years) 9.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99291 Critical care, first 30-74 minutes
123 119 $616.00 $190.66
36620 Insertion of artery tube for blood sampling or infusion through skin
31 29 $290.00 $39.34

Medical Specialties & State Licenses

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License IL 209.005434

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Endeavor Health Medical Group

801 S Washington St, Naperville, IL 605407430

Phone: 6305275359

Endeavor Health Medical Group

801 S Washington St, Naperville, IL 605407430

Phone: 6305275197

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Michael Hartmann , MD

Emergency Medicine

NPI 1013073253

Doctor of Medicine (M.D.)

Dr. Seema Jeelani , DO

Emergency Medicine

NPI 1013207331

Doctor of Osteopathic Medicine (D.O.)

Dr. Cortney Cole , MD

Family Medicine - Hospice and Palliative Medicine

NPI 1013446905

Doctor of Medicine (M.D.)

Kirsti Willis , APN

Nurse Practitioner

NPI 1023670247

Advanced Practice Nurse

Dr. Thomas Oh , MD

Emergency Medicine

NPI 1033275276

Doctor of Medicine (M.D.)

Dr. Bilal Khan , MD

Emergency Medicine

NPI 1033476585

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active December 21, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location December 21, 2015

Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305273000)

📍
Updated Business Mailing Address December 21, 2015

Registered at 12550 LARKSPUR LN, PLAINFIELD, IL 605855545 (Tel: 7088295595)

👤
Provider Name / Credentials Updated December 21, 2015

Recorded as CATHERINE ALER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 21, 2015

Nurse Practitioner (License #209.005434 in IL)

🟢
Initial NPI Registration & Enumeration December 21, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1134584964
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 21, 2015
Last Update: December 21, 2015
Sole Proprietor: Yes

Mailing Address

12550 Larkspur Ln

Plainfield, IL 605855545

Phone: 7088295595

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.