DR. MICHAEL D. CORCORAN
NPI 1528463338
Counselor - Professional in Malvern, PA

NPI Status: Active since October 23, 2014

Contact Information

101 LINDENWOOD DR STE 225
MALVERN, PA
ZIP 19355
Phone: (484) 416-0511

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

Individual
Male
Counselor
Professional

About MICHAEL CORCORAN

This page provides the complete NPI Profile along with additional information for Michael Corcoran, a provider established in Malvern, Pennsylvania with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1528463338 assigned on October 2014. The practitioner's primary taxonomy code is 101YP2500X with license number PC007893 (PA). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI: 1528463338
Provider Name: DR. MICHAEL D. CORCORAN
Gender: Male
Entity Type: Individual
Location Address: 101 LINDENWOOD DR STE 225 MALVERN, PA 19355
Location Phone: (484) 416-0511
Mailing Address: 1041 W BRIDGE ST PHOENIXVILLE, PA 19460
Mailing Phone: (484) 416-0511
Is Sole Proprietor?: Yes
Enumeration Date: 10-23-2014
Last Update Date: 07-05-2019
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Location Map

Secondary Locations

1041 W Bridge St
Phoenixville, PA 19460
(484) 416-0511

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.: PC007893
License State: PA

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 1528463338, 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 4

Pos 4

Unchanged

Pos 5

Doubled → 8

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 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 2 → 4 4 → 8 3 → 6 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 8 + 6 + 6 + 3 + 6 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1528463338.