MRS. GRETA KAY POSTMA PCA
NPI 1881754547
Technician - Personal Care Attendant in Willmar, MN

NPI Status: Active since December 11, 2006

Contact Information

1125 6TH STREET SE
WOODLAND CENTERS
WILLMAR, MN
ZIP 56201
Phone: (320) 231-9148
Fax: (320) 231-9140

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

Individual
Female
Technician
Personal Care Attendant

About GRETA POSTMA

This page provides the complete NPI Profile along with additional information for Greta Postma, a provider established in Willmar, Minnesota with a medical specialization in Technician, focusing in personal care attendant . The healthcare provider is registered in the NPI registry with number 1881754547 assigned on December 2006. The practitioner's primary taxonomy code is 3747P1801X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI: 1881754547
Provider Name: MRS. GRETA KAY POSTMA PCA
Gender: Female
Entity Type: Individual
Location Address: 1125 6TH STREET SE WOODLAND CENTERS WILLMAR, MN 56201
Location Phone: (320) 231-9148
Location Fax: (320) 231-9140
Mailing Address: BOX 531 NE 1ST CLARA CITY, MN 56222
Mailing Phone: (320) 235-4613
Mailing Fax: (320) 231-9140
Is Sole Proprietor?: No
Enumeration Date: 12-11-2006
Last Update Date: 07-08-2007
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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 Personal Care Attendant
Taxonomy Code: 3747P1801X
Type: Nursing Service Related Providers
Taxonomy Description: An individual who provides assistance with eating, bathing, dressing, personal hygiene, activities of daily living as specified in the plan of care. Services which are incidental to the care furnished, or essential to the health and welfare of the individual may also be provided. Personal care providers must meet state defined training and certification standards

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 1881754547, 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 → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 14 → 1 + 4

Pos 6

Unchanged

Pos 7

Doubled → 8

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 8 → 16 → 7 7 → 14 → 5 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 4 + 5 + 8 + 5 + 8 + 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 1881754547.

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