KATRINA CRONAUER RN
NPI 1225988496
Registered Nurse - Psychiatric/Mental Health, Adult in Lansing, MI

NPI Status: Active since January 29, 2026

Contact Information

3475 BELLE CHASE WAY
LANSING, MI
ZIP 48911
Phone: (517) 744-7389
Fax: (517) 882-3633

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

Individual
Female
Registered Nurse
Psychiatric/Mental Health, Adult

About KATRINA CRONAUER

This page provides the complete NPI Profile along with additional information for Katrina Cronauer, a provider established in Lansing, Michigan with a medical specialization in Registered Nurse, focusing in psychiatric/mental health, adult . The healthcare provider is registered in the NPI registry with number 1225988496 assigned on January 2026. The practitioner's primary taxonomy code is 163WP0809X with license number 4704261214 (MI). The provider is registered as an individual and her NPI record was last updated January 2026.

NPI: 1225988496
Provider Name: KATRINA CRONAUER RN
Gender: Female
Entity Type: Individual
Location Address: 3475 BELLE CHASE WAY LANSING, MI 48911
Location Phone: (517) 744-7389
Location Fax: (517) 882-3633
Mailing Address: 2522 TEEL AVE LANSING, MI 48910
Is Sole Proprietor?: Yes
Enumeration Date: 01-29-2026
Last Update Date: 01-29-2026
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A registered nurse (RN) like Katrina Cronauer 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 Psychiatric/Mental Health, Adult
Taxonomy Code: 163WP0809X
Type: Nursing Service Providers
License No.: 4704261214
License State: MI

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 1225988496, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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 → 4

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

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 2 → 4 9 → 18 → 9 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 1 + 8 + 8 + 1 + 6 + 4 + 1 + 8 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6

This NPI is valid

The calculated check digit is 6, which matches the last digit of 1225988496.