Active NPI 1720210107 Individual Practitioner Female Practitioner

Lauren L Fleps , APN, ANP-BC

Nurse Practitioner • Naperville, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Lauren Fleps, APN, ANP-BC is a certified Nurse Practitioner practicing in Naperville, IL. With approximately 17 years of clinical experience since graduating from University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb) in 2009, Lauren Fleps delivers high-quality medical care to the local community at 801 S WASHINGTON ST.

Lauren Fleps is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service;, remote monitoring of wireless pressure sensor in lung artery with qualified health care professional analysis, review, and report. 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 6305277979

Fax 6305277925

Associated Practice Facility / Clinic

🏢 Dupage Valley Anesthesiologists, Ltd. Facility NPI 1457309817

Medicare Profile & Education

Medical School

University Of Illinois College Of Med (Chi/peor/rock/chm-Urb)

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Naperville, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs +7.5 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

69.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Fleps (17 Years) 17 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
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	601	107	$394.00	$124.58
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or	83	42	$72.00	$27.15
93264 Remote monitoring of wireless pressure sensor in lung artery with qualified health care professional analysis, review, and report	59	13	$118.00	$30.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	14	$278.00	$83.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	549	107	$278.00	$125.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	15	$175.00	$85.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	460	120	$278.00	$129.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	24	$175.00	$86.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	423	117	$278.00	$131.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	190	83	$175.00	$88.95
99443 Telephone medical discussion with physician, 21-30 minutes	17	12	$150.00	$89.80
99442 Telephone medical discussion with physician, 11-20 minutes	12	11	$85.00	$61.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	324	124	$175.00	$71.16
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	288	106	$278.00	$100.68
99442 Telephone medical discussion with physician, 11-20 minutes	67	56	$85.00	$46.55
99443 Telephone medical discussion with physician, 21-30 minutes	55	40	$150.00	$71.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	601	153	$175.00	$70.40
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	229	108	$278.00	$100.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	411	115	$184.33	$69.89
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	51	33	$278.00	$99.07
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	12	12	$156.00	$65.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	18	$150.00	$64.25

Medical Specialties & State Licenses

CMS Verified: 2025-03-19

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License IL 209007732

(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.

Nurse Practitioner - Adult Health

NUCC Taxonomy Code: 363LA2200X

State License IL 209007732

Definition to come...

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

041348428 (IL)

Commercial Insurance / Payer ID Medicare Ptan (Group)

206147 (IL)

Commercial Insurance / Payer ID Medicare Railroad (Individual)

P01208091 (IL)

Commercial Insurance / Payer ID Medicare Ptan (Individual)

206147248 (IL)

Commercial Insurance / Payer ID Medicare Railroad (Group)

CA4748 (IL)

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: 6305275197

Endeavor Health Medical Group

801 S Washington St, Naperville, IL 605407430

Phone: 6305275359

Practice Associates & Co-Workers

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

1 Associated Practitioners

Heidi Serrano , RN

Registered Nurse - Ambulatory Care

NPI 1699691113

Registered Nurse

Career & Practice History Timeline

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

12 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 19, 2025

Nurse Practitioner (License #209007732 in IL)

📍

Updated Business Mailing Address October 01, 2024

Registered at 2650 RIDGE AVE STE 1223, EVANSTON, IL 602011700 (Tel: 8475702040)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 01, 2024

Nurse Practitioner (License #209007732 in IL)

📍

Updated Practice Location June 27, 2022

Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305277979)

📍

Updated Business Mailing Address June 27, 2022

Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305277979)

👤

Provider Name / Credentials Updated June 27, 2022

Recorded as LAUREN FLEPS, APN, ANP-BC

✅

NPI Profile Active March 05, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location March 05, 2014

Registered at 351 DELNOR DR, GENEVA, IL 601344222 (Tel: 6302320280)

📍

Updated Business Mailing Address March 05, 2014

Registered at 351 DELNOR DR, GENEVA, IL 601344222 (Tel: 6302320280)

👤

Provider Name / Credentials Updated March 05, 2014

Recorded as LAUREN RIENSTRA, APN, ANP-BC

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 05, 2014

Nurse Practitioner (License #209007732 in IL)

🟢

Initial NPI Registration & Enumeration August 18, 2009

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: 1720210107

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 18, 2009

Last Update: March 19, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2650 Ridge Ave Ste 1223

Evanston, IL 602011700

Phone: 8475702040

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.