MR. GREGORY HANDLETON MA, LPCC - S
NPI 1770901571
Counselor - Professional in Cincinnati, OH

NPI Status: Active since March 31, 2014

Contact Information

555 CINCINNATI BATAVIA PIKE
CINCINNATI, OH
ZIP 45244
Phone: (513) 752-1555
Fax: (513) 688-8155

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

Individual
Male
Counselor
Professional

About GREGORY HANDLETON

This page provides the complete NPI Profile along with additional information for Gregory Handleton, a provider established in Cincinnati, Ohio with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1770901571 assigned on March 2014. The practitioner's primary taxonomy code is 101YP2500X with license number E.0003015 (OH). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI: 1770901571
Provider Name: MR. GREGORY HANDLETON MA, LPCC - S
Gender: Male
Entity Type: Individual
Location Address: 555 CINCINNATI BATAVIA PIKE CINCINNATI, OH 45244
Location Phone: (513) 752-1555
Location Fax: (513) 688-8155
Mailing Address: 551 CINCINNATI BATAVIA PIKE CINCINNATI, OH 45244
Mailing Phone: (513) 752-1555
Mailing Fax: (513) 688-8155
Is Sole Proprietor?: No
Enumeration Date: 03-31-2014
Last Update Date: 11-07-2017
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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.: E.0003015
License State: OH

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 1770901571, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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 → 14 → 1 + 4

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 14 → 1 + 4

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 7 → 14 → 5 9 → 18 → 9 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 1 + 8 + 0 + 2 + 5 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1770901571.