MRS. DONA REBECCA TEGERSTRAND CFO
NPI 1144711045
Mastectomy Fitter in Redding, CA

NPI Status: Active since May 25, 2018

Contact Information

2102 CIVIC CENTER DR
REDDING, CA
ZIP 96001
Phone: (530) 241-4040
Fax: (530) 241-4092

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

Individual
Female
Mastectomy Fitter

About DONA TEGERSTRAND

This page provides the complete NPI Profile along with additional information for Dona Tegerstrand, a provider established in Redding, California with a medical specialization in Mastectomy Fitter. The healthcare provider is registered in the NPI registry with number 1144711045 assigned on May 2018. The practitioner's primary taxonomy code is 224900000X. The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI: 1144711045
Provider Name: MRS. DONA REBECCA TEGERSTRAND CFO
Other Name: DONA REBECCA LOPOUR
Other Name Type: Former Name (1)
Gender: Female
Entity Type: Individual
Location Address: 2102 CIVIC CENTER DR REDDING, CA 96001
Location Phone: (530) 241-4040
Location Fax: (530) 241-4092
Mailing Address: 2102 CIVIC CENTER DR REDDING, CA 96001
Mailing Phone: (530) 241-4040
Mailing Fax: (530) 241-4092
Is Sole Proprietor?: No
Enumeration Date: 05-25-2018
Last Update Date: 06-30-2021
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Location Map

Secondary Locations

574 Manzanita Ave # Site11
Chico, CA 95926
(530) 965-5164

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: Mastectomy Fitter
Taxonomy Code: 224900000X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Description: An individual trained in the fitting and adjusting of breast prostheses and management of post-mastectomy prostheses services.

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 1144711045, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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 → 8

Pos 4

Unchanged

Pos 5

Doubled → 14 → 1 + 4

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 8

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 4 → 8 7 → 14 → 5 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 1 + 4 + 1 + 2 + 0 + 8 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5

This NPI is valid

The calculated check digit is 5, which matches the last digit of 1144711045.