KRISTEN DUNCAN SLPA
NPI 1336952951
Specialist/Technologist - Speech-Language Assistant in Littleton, CO

NPI Status: Active since January 28, 2025

Contact Information

7761 SHAFFER PKWY STE 140
LITTLETON, CO
ZIP 80127
Phone: (720) 289-6250

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  • Individual
  • Female
  • Specialist/Technologist
  • Speech-Language Assistant

About KRISTEN DUNCAN

This page provides the complete NPI Profile along with additional information for Kristen Duncan, a provider established in Littleton, Colorado with a medical specialization in Specialist/technologist, focusing in speech-language assistant . The healthcare provider is registered in the NPI registry with number 1336952951 assigned on January 2025. The practitioner's primary taxonomy code is 2355S0801X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1336952951
Provider Name
KRISTEN DUNCAN SLPA
Gender
Female
Entity Type
Individual
Location Address
7761 SHAFFER PKWY STE 140 LITTLETON, CO 80127
Location Phone
(720) 289-6250
Mailing Address
7761 SHAFFER PKWY STE 140 LITTLETON, CO 80127
Mailing Phone
(720) 289-6250
Is Sole Proprietor?
No
Enumeration Date
01-28-2025
Last Update Date
01-28-2025
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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

Specialist/Technologist Speech-Language Assistant

Taxonomy Code
2355S0801X
Type
Speech, Language and Hearing Service Providers
License State
CO

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)
11041C0700XBehavioral Health & Social Service Providers

Social Worker
Clinical

CSW.09926891 (CO)

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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 1336952951, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
3
Unchanged
Pos 3
3
Doubled → 6
Pos 4
6
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 3 → 6 9 → 18 → 9 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 1 + 8 + 5 + 4 + 9 + 1 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1336952951.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Speech-Language Pathologist
7761 SHAFFER PKWY STE 140
LITTLETON, CO 80127
Specialist/Technologist (Speech-Language Assistant)
7761 SHAFFER PKWY STE 140
LITTLETON, CO 80127

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336952951, enumerated as an "individual" on January 28, 2025.

The provider is located at 7761 SHAFFER PKWY STE 140 LITTLETON, CO 80127 and the phone number is (720) 289-6250.

Specialist/Technologist with taxonomy code 2355S0801X and a focus in Speech-Language Assistant.