MARY ELIZABETH SEFCHEK CD(DONA), LCCE, CLC
NPI 1427715358
Doula in Avon By The Sea, NJ

NPI Status: Active since November 28, 2021

Contact Information

410 MAIN ST
AVON BY THE SEA, NJ
ZIP 07717
Phone: (201) 245-8023

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  • Individual
  • Female
  • Doula

About MARY SEFCHEK

This page provides the complete NPI Profile along with additional information for Mary Sefchek, a provider established in Avon By The Sea, New Jersey with a medical specialization in Doula. The healthcare provider is registered in the NPI registry with number 1427715358 assigned on November 2021. The practitioner's primary taxonomy code is 374J00000X. The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1427715358
Provider Name
MARY ELIZABETH SEFCHEK CD(DONA), LCCE, CLC
Gender
Female
Entity Type
Individual
Location Address
410 MAIN ST AVON BY THE SEA, NJ 07717
Location Phone
(201) 245-8023
Mailing Address
410 MAIN ST AVON BY THE SEA, NJ 07717
Mailing Phone
(201) 245-8023
Is Sole Proprietor?
Yes
Enumeration Date
11-28-2021
Last Update Date
11-28-2021
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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

Doula

Taxonomy Code
374J00000X
Type
Nursing Service Related Providers
Taxonomy Description
Doulas work in a variety of settings and have been trained to provide physical, emotional, and informational support to a mother before, during, and just after birth and/or provide emotional and practical support to a mother during the postpartum period.

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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 1427715358, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 2 → 4 7 → 14 → 5 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 1 + 4 + 1 + 1 + 0 + 3 + 1 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1427715358.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427715358, enumerated as an "individual" on November 28, 2021.

The provider is located at 410 MAIN ST AVON BY THE SEA, NJ 07717 and the phone number is (201) 245-8023.

Doula with taxonomy code 374J00000X.