RACHEL KOESTER IBCLC
NPI 1235968397
Lactation Consultant, Non-RN in Saint Louis, MO

NPI Status: Active since July 29, 2024

Contact Information

11777 GRAVOIS RD
SAINT LOUIS, MO
ZIP 63127
Phone: (314) 252-0153

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  • Individual
  • Female
  • Lactation Consultant, Non-RN

About RACHEL KOESTER

This page provides the complete NPI Profile along with additional information for Rachel Koester, a provider established in Saint Louis, Missouri with a medical specialization in Lactation Consultant, Non-rn. The healthcare provider is registered in the NPI registry with number 1235968397 assigned on July 2024. The practitioner's primary taxonomy code is 174N00000X. The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1235968397
Provider Name
RACHEL KOESTER IBCLC
Gender
Female
Entity Type
Individual
Location Address
11777 GRAVOIS RD SAINT LOUIS, MO 63127
Location Phone
(314) 252-0153
Mailing Address
4000 HARTFORD ST SAINT LOUIS, MO 63116
Mailing Phone
(618) 977-6904
Is Sole Proprietor?
No
Enumeration Date
07-29-2024
Last Update Date
07-29-2024
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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

Lactation Consultant, Non-RN

Taxonomy Code
174N00000X
Type
Other Service Providers
Taxonomy Description
An individual trained to provide breastfeeding assistance services to both mothers and infants. Lactation Consultants are not required to be nurses and are trained through specific courses of education. The Lactation Consultant may have additional certification through a national or international organization.

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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 1235968397, 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
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 1 + 8 + 6 + 1 + 6 + 3 + 1 + 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 1235968397.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Chiropractor
11777 GRAVOIS RD
SAINT LOUIS, MO 63127

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235968397, enumerated as an "individual" on July 29, 2024.

The provider is located at 11777 GRAVOIS RD SAINT LOUIS, MO 63127 and the phone number is (314) 252-0153.

Lactation Consultant, Non-RN with taxonomy code 174N00000X.