MS. CHRYSTAL LADREY TOWNSEND
NPI 1831874189
Technician, Pathology - Phlebotomy in Fullerton, CA

NPI Status: Active since June 15, 2023

Contact Information

1325 N LINCOLN AVE
FULLERTON, CA
ZIP 92831
Phone: (614) 208-1333

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  • Individual
  • Female
  • Technician, Pathology
  • Phlebotomy

About CHRYSTAL TOWNSEND

This page provides the complete NPI Profile along with additional information for Chrystal Townsend, a provider established in Fullerton, California with a medical specialization in Technician, Pathology, focusing in phlebotomy . The healthcare provider is registered in the NPI registry with number 1831874189 assigned on June 2023. The practitioner's primary taxonomy code is 246RP1900X with license number CPT-02328462 (CA). The provider is registered as an individual and her NPI record was last updated 3 years ago.

NPI
1831874189
Provider Name
MS. CHRYSTAL LADREY TOWNSEND
Gender
Female
Entity Type
Individual
Location Address
1325 N LINCOLN AVE FULLERTON, CA 92831
Location Phone
(614) 208-1333
Mailing Address
1325 N LINCOLN AVE FULLERTON, CA 92831
Mailing Phone
(614) 208-1333
Is Sole Proprietor?
Yes
Enumeration Date
06-15-2023
Last Update Date
06-15-2023
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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

Technician, Pathology Phlebotomy

Taxonomy Code
246RP1900X
Type
Technologists, Technicians & Other Technical Service Providers
License No.
CPT-02328462
License State
CA

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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 1831874189, 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
8
Unchanged
Pos 3
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 3 → 6 8 → 16 → 7 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 1 + 6 + 7 + 8 + 1 + 1 + 6 + 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 1831874189.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831874189, enumerated as an "individual" on June 15, 2023.

The provider is located at 1325 N LINCOLN AVE FULLERTON, CA 92831 and the phone number is (614) 208-1333.

Technician, Pathology with taxonomy code 246RP1900X and a focus in Phlebotomy.