MICHAEL ROBERT GIERKE RN
NPI 1609901347
Registered Nurse - School in Phoenix, AZ

NPI Status: Active since February 22, 2007

Contact Information

3930 W GREENWAY RD
PHOENIX, AZ
ZIP 85053
Phone: (623) 915-8503
Fax: (623) 915-8560

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  • Individual
  • Male
  • Registered Nurse
  • School

About MICHAEL GIERKE

This page provides the complete NPI Profile along with additional information for Michael Gierke, a provider established in Phoenix, Arizona with a medical specialization in Registered Nurse, focusing in school . The healthcare provider is registered in the NPI registry with number 1609901347 assigned on February 2007. The practitioner's primary taxonomy code is 163WS0200X with license number RN058315 (AZ). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1609901347
Provider Name
MICHAEL ROBERT GIERKE RN
Gender
Male
Entity Type
Individual
Location Address
3930 W GREENWAY RD PHOENIX, AZ 85053
Location Phone
(623) 915-8503
Location Fax
(623) 915-8560
Mailing Address
3930 W GREENWAY RD PHOENIX, AZ 85053
Mailing Phone
(623) 915-8503
Mailing Fax
(623) 915-8560
Is Sole Proprietor?
Yes
Enumeration Date
02-22-2007
Last Update Date
07-08-2007
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A registered nurse (RN) like Michael Gierke 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 School

Taxonomy Code
163WS0200X
Type
Nursing Service Providers
License No.
RN058315
License State
AZ

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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 1609901347, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
4
Doubled → 8
Check
7
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 0 → 0 9 → 18 → 9 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 8 + 0 + 2 + 3 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1609901347.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609901347, enumerated as an "individual" on February 22, 2007.

The provider is located at 3930 W GREENWAY RD PHOENIX, AZ 85053 and the phone number is (623) 915-8503.

Registered Nurse with taxonomy code 163WS0200X and a focus in School.