HANNAH ZIENTARA
NPI 1497645816
Registered Nurse - Critical Care Medicine in Chicago, IL
NPI Status: Active since July 07, 2025
Contact Information
1620 W HARRISON ST
CHICAGO, IL
ZIP 60612
Phone: (312) 942-5000
- Individual
- Female
- Registered Nurse
- Critical Care Medicine
About HANNAH ZIENTARA
This page provides the complete NPI Profile along with additional information for Hannah Zientara, a provider established in Chicago, Illinois with a medical specialization in Registered Nurse, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1497645816 assigned on July 2025. The practitioner's primary taxonomy code is 163WC0200X with license number 041.495693 (IL). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1497645816
- Provider Name
- HANNAH ZIENTARA
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1620 W HARRISON ST CHICAGO, IL 60612
- Location Phone
- (312) 942-5000
- Mailing Address
- 500 S CLINTON ST APT 840 CHICAGO, IL 60607
- Mailing Phone
- (847) 651-0885
- Is Sole Proprietor?
- No
- Enumeration Date
- 07-07-2025
- Last Update Date
- 07-07-2025
- Code Navigator
A registered nurse (RN) like Hannah Zientara 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.
Critical care nurses - this registered nurse specializes in providing care at hospital intensive-care units, tending to patients with severe, acute illnesses and injuries that require meticulous monitoring and intervention.
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 Critical Care Medicine
- Taxonomy Code
- 163WC0200X
- Type
- Nursing Service Providers
- License No.
- 041.495693
- License State
- IL
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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 1497645816, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 64 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1497645816, enumerated as an "individual" on July 07, 2025.
The provider is located at 1620 W HARRISON ST CHICAGO, IL 60612 and the phone number is (312) 942-5000.
Registered Nurse with taxonomy code 163WC0200X and a focus in Critical Care Medicine.
