ALEXZANDER COLT ESTEP REGISTERED NURSE
NPI 1184587958
Clinical Nurse Specialist - Critical Care Medicine in Salt Lake City, UT

NPI Status: Active since December 08, 2025

Contact Information

1200 E 3900 S
SALT LAKE CITY, UT
ZIP 84124
Phone: (801) 268-7111

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

Individual
Male
Clinical Nurse Specialist
Critical Care Medicine

About ALEXZANDER ESTEP

This page provides the complete NPI Profile along with additional information for Alexzander Estep, a provider established in Salt Lake City, Utah with a medical specialization in Clinical Nurse Specialist, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1184587958 assigned on December 2025. The practitioner's primary taxonomy code is 364SC0200X with license number 14091279-1723 (UT). The provider is registered as an individual and his NPI record was last updated February 2026.

NPI: 1184587958
Provider Name: ALEXZANDER COLT ESTEP REGISTERED NURSE
Gender: Male
Entity Type: Individual
Location Address: 1200 E 3900 S SALT LAKE CITY, UT 84124
Location Phone: (801) 268-7111
Mailing Address: 50 N MEDICAL DR SALT LAKE CITY, UT 84132
Mailing Phone: (801) 581-2121
Is Sole Proprietor?: No
Enumeration Date: 12-08-2025
Last Update Date: 02-16-2026
Code Navigator

A Clinical Nurse Specialist (CNS) like Alexzander Estep is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.

Location Map

Secondary Locations

18591 N 59th Ave
Glendale, AZ 85308
(602) 789-1166
10137 Ocean Highway US 17 S
Pawleys Island, SC 29585
(843) 237-4036
600 Grant St
Pittsburgh, PA 15219
(412) 692-6677

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: Clinical Nurse Specialist Critical Care Medicine
Taxonomy Code: 364SC0200X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 14091279-1723
License State: UT

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	183700000X	Pharmacy Service Providers	Pharmacy Technician	72490

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 1184587958, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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 → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 10 → 1 + 0

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 8 → 16 → 7 5 → 10 → 1 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 + 1 + 1 + 6 + 4 + 1 + 0 + 8 + 1 + 4 + 9 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1184587958.