ROBIN DRENNAN RN
NPI 1265257752
Registered Nurse - Community Health in Waukegan, IL

NPI Status: Active since November 19, 2024

Contact Information

3002 GRAND AVE
WAUKEGAN, IL
ZIP 60085
Phone: (847) 377-8200

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

Individual
Female
Registered Nurse
Community Health

About ROBIN DRENNAN

This page provides the complete NPI Profile along with additional information for Robin Drennan, a provider established in Waukegan, Illinois with a medical specialization in Registered Nurse, focusing in community health . The healthcare provider is registered in the NPI registry with number 1265257752 assigned on November 2024. The practitioner's primary taxonomy code is 163WC1500X with license number 041414298 (IL). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI: 1265257752
Provider Name: ROBIN DRENNAN RN
Gender: Female
Entity Type: Individual
Location Address: 3002 GRAND AVE WAUKEGAN, IL 60085
Location Phone: (847) 377-8200
Mailing Address: 321 CAMBERLEY LN LINCOLNSHIRE, IL 60069
Mailing Phone: (312) 217-8231
Is Sole Proprietor?: Yes
Enumeration Date: 11-19-2024
Last Update Date: 11-19-2024
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A registered nurse (RN) like Robin Drennan 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.

Location Map

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 Community Health
Taxonomy Code: 163WC1500X
Type: Nursing Service Providers
License No.: 041414298
License State: 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 1265257752, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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 → 12 → 1 + 2

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 14 → 1 + 4

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

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 6 → 12 → 3 2 → 4 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 4 + 5 + 1 + 4 + 7 + 1 + 0 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2

This NPI is valid

The calculated check digit is 2, which matches the last digit of 1265257752.