LINDSAY CHRISTINE O'ROURKE LLPC
NPI 1639864382
Counselor - Professional in Ann Arbor, MI

NPI Status: Active since April 10, 2023

Contact Information

1601 BRIARWOOD CIR STE 400
ANN ARBOR, MI
ZIP 48108
Phone: (734) 822-4998

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

Individual
Female
Counselor
Professional

About LINDSAY O'ROURKE

This page provides the complete NPI Profile along with additional information for Lindsay O'rourke, a provider established in Ann Arbor, Michigan with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1639864382 assigned on April 2023. The practitioner's primary taxonomy code is 101YP2500X with license number 6451022656 (MI). The provider is registered as an individual and her NPI record was last updated 3 years ago. Lindsay O'rourke operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI: 1639864382
Provider Name: LINDSAY CHRISTINE O'ROURKE LLPC
Gender: Female
Entity Type: Individual
Location Address: 1601 BRIARWOOD CIR STE 400 ANN ARBOR, MI 48108
Location Phone: (734) 822-4998
Mailing Address: 2445 OAK VALLEY DR APT 206 ANN ARBOR, MI 48103
Mailing Phone: (734) 657-2561
Is Sole Proprietor?: Yes
Enumeration Date: 04-10-2023
Last Update Date: 04-10-2023
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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.: 6451022656
License State: MI

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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 1639864382, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).

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 → 6

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 8

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

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 3 → 6 8 → 16 → 7 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 6 + 6 + 8 + 3 + 1 + 6 + 24 = 78

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

The next multiple of ten after 78 is 80. The difference is the calculated check digit.

80 - 78 = 2

This NPI is valid

The calculated check digit is 2, which matches the last digit of 1639864382.