SARA COUSSENS RN
NPI 1619801180
Registered Nurse - Case Management in Chesterfield, MO

NPI Status: Active since June 10, 2026

Contact Information

15740 S OUTER 40 RD
CHESTERFIELD, MO
ZIP 63017
Phone: (636) 735-4930
Fax: (636) 735-4930

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Newly Listed Provider
This NPI profile has been added to the NPI registry within the last 30 days.

Table of Contents

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Registered Nurse
Case Management

About SARA COUSSENS

This page provides the complete NPI Profile along with additional information for Sara Coussens, a provider established in Chesterfield, Missouri with a medical specialization in Registered Nurse, focusing in case management . The healthcare provider is registered in the NPI registry with number 1619801180 assigned on June 2026. The practitioner's primary taxonomy code is 163WC0400X with license number 2010026815 (MO). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI: 1619801180
Provider Name: SARA COUSSENS RN
Gender: Female
Entity Type: Individual
Location Address: 15740 S OUTER 40 RD CHESTERFIELD, MO 63017
Location Phone: (636) 735-4930
Location Fax: (636) 735-4930
Mailing Address: 1402 N SMILEY ST O FALLON, IL 62269
Is Sole Proprietor?: Yes
Enumeration Date: 06-10-2026
Last Update Date: 06-10-2026
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A registered nurse (RN) like Sara Coussens coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Registered Nurse Case Management
Taxonomy Code: 163WC0400X
Type: Nursing Service Providers
License No.: 2010026815
License State: MO

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No.	Taxonomy Code	Type	Classification / Specialization	License No. (State)
1	163WC0400X	Nursing Service Providers	Registered Nurse Case Management	041453006 (IL)

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1619801180, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 2

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 1 → 2 8 → 16 → 7 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 2 + 9 + 1 + 6 + 0 + 2 + 1 + 1 + 6 + 24 = 60

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0

This NPI is valid

The calculated check digit is 0, which matches the last digit of 1619801180.