JOHN MURRAY LARSEN FNP-C
NPI 1578360699
Nurse Practitioner in Cottonwood Heights, UT

NPI Status: Active since February 26, 2025

Contact Information

6936 S PROMENADE DR STE 202
COTTONWOOD HEIGHTS, UT
ZIP 84121
Phone: (801) 605-3801
Fax: (801) 752-3068

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  • Individual
  • Male
  • Nurse Practitioner

About JOHN LARSEN

This page provides the complete NPI Profile along with additional information for John Larsen, a provider established in Cottonwood Heights, Utah with a medical specialization in Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1578360699 assigned on February 2025. The practitioner's primary taxonomy code is 363L00000X with license number 7947701-8900 (UT). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1578360699
Provider Name
JOHN MURRAY LARSEN FNP-C
Gender
Male
Entity Type
Individual
Location Address
6936 S PROMENADE DR STE 202 COTTONWOOD HEIGHTS, UT 84121
Location Phone
(801) 605-3801
Location Fax
(801) 752-3068
Mailing Address
968 CHAMBERS ST STE 5 OGDEN, UT 84403
Mailing Phone
(801) 605-3801
Is Sole Proprietor?
No
Enumeration Date
02-26-2025
Last Update Date
04-09-2025
Code Navigator

A nurse practitioner (NP) like John Larsen is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Secondary Locations

  • 968 Chambers St Ste 5
    Ogden, UT 84403
    (801) 605-3801

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

Nurse Practitioner

Taxonomy Code
363L00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
7947701-8900
License State
UT
Taxonomy Description
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

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)
1163WC0200XNursing Service Providers

Registered Nurse
Critical Care Medicine

7947701-3102 (UT)

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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 1578360699, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
3
Doubled → 6
Pos 6
6
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 7 → 14 → 5 3 → 6 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 6 + 6 + 0 + 6 + 1 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1578360699.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578360699, enumerated as an "individual" on February 26, 2025.

The provider is located at 6936 S PROMENADE DR STE 202 COTTONWOOD HEIGHTS, UT 84121 and the phone number is (801) 605-3801.

Nurse Practitioner with taxonomy code 363L00000X.