CAROLYN CASTONGUAY MS, CGC
NPI 1083926463
Genetic Counselor, MS in Milwaukee, WI

NPI Status: Active since July 13, 2010

Contact Information

2900 W OKLAHOMA AVE
GENOMIC MEDICINE PROGRAM
MILWAUKEE, WI
ZIP 53215
Phone: (414) 649-5639

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  • Individual
  • Female
  • Genetic Counselor, MS

About CAROLYN CASTONGUAY

This page provides the complete NPI Profile along with additional information for Carolyn Castonguay, a provider established in Milwaukee, Wisconsin with a medical specialization in Genetic Counselor, Ms. The healthcare provider is registered in the NPI registry with number 1083926463 assigned on July 2010. The practitioner's primary taxonomy code is 170300000X. The provider is registered as an individual and her NPI record was last updated 12 years ago.

NPI
1083926463
Provider Name
CAROLYN CASTONGUAY MS, CGC
Other Name
CAROLYN PROCHNIAK
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
2900 W OKLAHOMA AVE GENOMIC MEDICINE PROGRAM MILWAUKEE, WI 53215
Location Phone
(414) 649-5639
Mailing Address
2900 W OKLAHOMA AVE GENOMIC MEDICINE PROGRAM MILWAUKEE, WI 53215
Mailing Phone
(414) 649-5639
Is Sole Proprietor?
No
Enumeration Date
07-13-2010
Last Update Date
07-01-2014
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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

Genetic Counselor, MS

Taxonomy Code
170300000X
Type
Other Service Providers
Taxonomy Description
A masters trained health care provider who collects and interprets genetic family histories; assesses the risk of disease occurrence or recurrence; identifies interventions to manage or ameliorate disease risk; educates about inheritance, testing, management, prevention, ethical issues, resources, and research; and counsels to promote informed choices and adaptation. Certification was established in 1993 by the American Board of Genetic Counseling and prior to that by the American Board of Medical Genetics. Requirements for experience, licensure, and job responsibilities vary among the states.

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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 1083926463, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
3
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 9 → 18 → 9 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 1 + 8 + 2 + 1 + 2 + 4 + 1 + 2 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1083926463.

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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083926463, enumerated as an "individual" on July 13, 2010.

The provider is located at 2900 W OKLAHOMA AVE GENOMIC MEDICINE PROGRAM MILWAUKEE, WI 53215 and the phone number is (414) 649-5639.

Genetic Counselor, MS with taxonomy code 170300000X.