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LINDSAY M CLARK NP-C
NPI 1841729183
Nurse Practitioner in Mchenry, IL

Active since June 09, 2017PECOS Enrolled
4201 W MEDICAL CENTER DR, MCHENRY, IL 60050(224) 698-9848(224) 649-5303 Get Directions Write a Review

NPPES record last updated: December 8, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 8, 2021, Jun 9, 2017 (2 updates tracked since 2017).

About Lindsay M Clark Np-c NPPES

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

LINDSAY M CLARK NP-C (NPI 1841729183) is an individual nurse practitioner in Mchenry, Illinois, licensed in Illinois (209016049) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1841729183
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameLINDSAY M CLARKCredential: NP-C
Location Address4201 W MEDICAL CENTER DRMchenry, IL 60050-8409
Mailing Address4201 W Medical Center DrMchenry, IL 60050-8409 · (224) 698-9848 · Fax (224) 649-5303
Phone(224) 698-9848
Fax(224) 649-5303
Sole ProprietorYes
Enumeration DateJune 9, 2017
Last NPPES UpdateDecember 8, 20212 updates tracked since enumeration
NPPES CertifiedDecember 8, 2021
✔ NPI 1841729183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209016049
Definition
(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.
4201 W MEDICAL CENTER DR, Mchenry, IL 60050
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lindsay M Clark Np-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Lindsay Clark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Radiation Oncology Consultants, Ltd
37 mi
Radiation Oncology
700 COMMERCE DR, SUITE 500
Oak Brook, IL 60523
  • Reassigned Medicare billing, Illinois enrollment
  • 30 clinicians in this Medicare group
NPI 1164412417 (847) 698-0600

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 60050 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers14 claims14 services$14.04 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
4 suppliers40 claims40 services$63.97 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$32.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

AIGIN HEYDARI MD
Student in an Organized Health Care Education/Training Program
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. KEILLA AMORIM SCHMIDT M.D.
Surgery (Surgical Critical Care)
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4530
CENTEGRA CLINICAL LABORATORIES, LLC
Clinical Medical Laboratory
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4800
DR. CORY EDWARD MELLON MD
Hospitalist
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 759-4323
SAAD AHMAD WARAICH M.D
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
SNEHA KUMAR
Internal Medicine
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
DR. SHAWN MARTEN FALITZ M.D.
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000
ADRIENNE B MEJIA MD MPH
Anesthesiology
4201 W MEDICAL CENTER DR
MCHENRY, IL 60050
McHenry County (815) 344-5000

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 Lindsay Clark's NPI number?

The NPI number for Lindsay Clark is 1841729183. It was assigned to this individual provider in the NPPES registry on June 9, 2017.

Where is Lindsay Clark located?

Lindsay Clark practices at 4201 W Medical Center Dr, Mchenry, IL 60050. The listed phone number is (224) 698-9848.

What is Lindsay Clark's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Lindsay Clark enrolled in Medicare?

Yes. Lindsay Clark is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lindsay Clark's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lindsay Clark reassigns Medicare benefits to Radiation Oncology Consultants, Ltd (Oak Brook, IL). The 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 Lindsay Clark'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 Lindsay Clark was last updated on December 8, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.