GERALD L GILROY DO PC
NPI 1235250978
Otolaryngology - Otolaryngic Allergy in East Lansing, MI

NPI Status: Active since April 02, 2007

Contact Information

231 W LAKE LANSING RD
SUITE 500 ASHER COURT
EAST LANSING, MI
ZIP 48823
Phone: (517) 324-3278
Fax: (517) 324-3657

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  • Organization
  • Otolaryngology
  • Otolaryngic Allergy

About GERALD L GILROY DO PC

This page provides the complete NPI Profile along with additional information for Gerald L Gilroy Do Pc, a provider established in East Lansing, Michigan operating as a Otolaryngology, focusing in otolaryngic allergy . The healthcare provider is registered in the NPI registry with number 1235250978 assigned on April 2007. The practitioner's primary taxonomy code is 207YX0602X with license number 5101006179 (MI). The provider is registered as an organization and their NPI record was last updated 6 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Gerald L Gilroy D.o. (Owner)

NPI
1235250978
Provider Name
GERALD L GILROY DO PC
Entity Type
Organization
Location Address
231 W LAKE LANSING RD SUITE 500 ASHER COURT EAST LANSING, MI 48823
Location Phone
(517) 324-3278
Location Fax
(517) 324-3657
Mailing Address
231 W LAKE LANSING RD SUITE 500 ASHER COURT EAST LANSING, MI 48823
Mailing Phone
(517) 324-3278
Mailing Fax
(517) 324-3657
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-02-2007
Last Update Date
08-22-2020
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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

Otolaryngology Otolaryngic Allergy

Taxonomy Code
207YX0602X
Type
Allopathic & Osteopathic Physicians
License No.
5101006179
License State
MI
Taxonomy Description
An otolaryngologist who specializes in the diagnosis and treatment of otolaryngic allergies and other allergic diseases.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

GERALD L GILROY D.O.

Authorized Official Title
OWNER
Authorized Official Phone
(517) 324-3278

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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 1235250978, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
0
Doubled → 0
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 3 → 6 2 → 4 0 → 0 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 4 + 5 + 0 + 9 + 1 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1235250978.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Otolaryngology (Otolaryngic Allergy)
231 W LAKE LANSING RD, SUITE 500 ASHER COURT
EAST LANSING, MI 48823
Dentist (General Practice)
231 W LAKE LANSING RD, SUITE 200
EAST LANSING, MI 48823
Audiologist-Hearing Aid Fitter
231 W LAKE LANSING RD, SUITE 500 ASHER COURT
EAST LANSING, MI 48823
Dentist (General Practice)
231 W LAKE LANSING RD, SUITE 200
EAST LANSING, MI 48823
Audiologist-Hearing Aid Fitter
231 W LAKE LANSING RD
EAST LANSING, MI 48823

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235250978, enumerated as an "organization" on April 02, 2007.

The provider is located at 231 W LAKE LANSING RD SUITE 500 ASHER COURT EAST LANSING, MI 48823 and the phone number is (517) 324-3278.

Otolaryngology with taxonomy code 207YX0602X and a focus in Otolaryngic Allergy.