MARCELA KLYMKO RT(R) ARRT
NPI 1699642637
Radiologic Technologist in Gilbert, AZ

NPI Status: Active since October 23, 2025

Contact Information

3555 S VAL VISTA DR
GILBERT, AZ
ZIP 85297
Phone: (480) 728-7360

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

Individual
Female
Radiologic Technologist

About MARCELA KLYMKO

This page provides the complete NPI Profile along with additional information for Marcela Klymko, a provider established in Gilbert, Arizona with a medical specialization in Radiologic Technologist. The healthcare provider is registered in the NPI registry with number 1699642637 assigned on October 2025. The practitioner's primary taxonomy code is 247100000X with license number 16674 (AZ). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI: 1699642637
Provider Name: MARCELA KLYMKO RT(R) ARRT
Gender: Female
Entity Type: Individual
Location Address: 3555 S VAL VISTA DR GILBERT, AZ 85297
Location Phone: (480) 728-7360
Mailing Address: 1633 E IRONWOOD DR CHANDLER, AZ 85225
Is Sole Proprietor?: No
Enumeration Date: 10-23-2025
Last Update Date: 10-23-2025
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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: Radiologic Technologist
Taxonomy Code: 247100000X
Type: Technologists, Technicians & Other Technical Service Providers
License No.: 16674
License State: AZ
Taxonomy Description: A medical imaging or radiation therapy professional who is appropriately educated and trained to perform medical imaging procedures using ionizing and nonionizing radiation.

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 1699642637, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 4

Pos 8

Unchanged

Pos 9

Doubled → 6

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 9 → 18 → 9 6 → 12 → 3 2 → 4 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 1 + 2 + 4 + 4 + 6 + 6 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1699642637.