MR. VICTOR ARTHUR MARCHLEWSKI III PLPC
NPI 1356647077
Counselor - Professional in Saint Charles, MO

NPI Status: Active since January 27, 2011

Contact Information

2850 W CLAY ST
SUITE 255
SAINT CHARLES, MO
ZIP 63301
Phone: (636) 627-7974
Fax: (636) 925-3159

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  • Individual
  • Male
  • Counselor
  • Professional

About VICTOR MARCHLEWSKI

This page provides the complete NPI Profile along with additional information for Victor Marchlewski, a provider established in Saint Charles, Missouri with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1356647077 assigned on January 2011. The practitioner's primary taxonomy code is 101YP2500X with license number 2011001824 (MO). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1356647077
Provider Name
MR. VICTOR ARTHUR MARCHLEWSKI III PLPC
Gender
Male
Entity Type
Individual
Location Address
2850 W CLAY ST SUITE 255 SAINT CHARLES, MO 63301
Location Phone
(636) 627-7974
Location Fax
(636) 925-3159
Mailing Address
2850 W CLAY ST SUITE 255 SAINT CHARLES, MO 63301
Mailing Fax
(636) 925-3159
Is Sole Proprietor?
No
Enumeration Date
01-27-2011
Last Update Date
01-27-2011
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
2011001824
License State
MO

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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 1356647077, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
3
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 5 → 10 → 1 6 → 12 → 3 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 1 + 2 + 4 + 1 + 4 + 0 + 1 + 4 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1356647077.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Counselor (Professional)
2850 W CLAY ST, SUITE 255
SAINT CHARLES, MO 63301
Counselor (Professional)
2850 W CLAY ST, SUITE 255
SAINT CHARLES, MO 63301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356647077, enumerated as an "individual" on January 27, 2011.

The provider is located at 2850 W CLAY ST SUITE 255 SAINT CHARLES, MO 63301 and the phone number is (636) 627-7974.

Counselor with taxonomy code 101YP2500X and a focus in Professional.