JOSEPH CROGAN
NPI 1972528859
Hearing Instrument Specialist in Leesburg, FL

NPI Status: Active since July 13, 2006

Contact Information

10601 US HIGHWAY 441
E1
LEESBURG, FL
ZIP 34788
Phone: (352) 315-8400
Fax: (352) 315-8488

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  • Individual
  • Male
  • Hearing Instrument Specialist

About JOSEPH CROGAN

This page provides the complete NPI Profile along with additional information for Joseph Crogan, a provider established in Leesburg, Florida with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1972528859 assigned on July 2006. The practitioner's primary taxonomy code is 237700000X with license number AS2749 (FL). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1972528859
Provider Name
JOSEPH CROGAN
Gender
Male
Entity Type
Individual
Location Address
10601 US HIGHWAY 441 E1 LEESBURG, FL 34788
Location Phone
(352) 315-8400
Location Fax
(352) 315-8488
Mailing Address
5000 CHESHIRE LN N PLYMOUTH, MN 55446
Mailing Phone
(888) 333-9152
Mailing Fax
(352) 315-8488
Is Sole Proprietor?
No
Enumeration Date
07-13-2006
Last Update Date
07-08-2007
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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

Hearing Instrument Specialist

Taxonomy Code
237700000X
Type
Speech, Language and Hearing Service Providers
License No.
AS2749
License State
FL
Taxonomy Description
Individuals who test hearing for the selection, adaptation, fitting, adjusting, servicing, and sale of hearing aids. Hearing Instrument Specialist is a designation provided individuals who qualify by the National Hearing Aid Society

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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 1972528859, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
2
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
9
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 5 → 10 → 1 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 1 + 0 + 2 + 1 + 6 + 8 + 1 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1972528859.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Audiologist-Hearing Aid Fitter
10601 US HIGHWAY 441, E1
LEESBURG, FL 34788
Hearing Instrument Specialist
10601 US HIGHWAY 441, E1
LEESBURG, FL 34788
Pharmacist
10601 US HIGHWAY 441, STE D
LEESBURG, FL 34788
Pharmacist
10601 US HIGHWAY 441, STE D
LEESBURG, FL 34788
Hearing Aid Equipment
10601 US HIGHWAY 441, UNIT E-1
LEESBURG, FL 34788
Pharmacist
10601 US HIGHWAY 441, SUITE D
LEESBURG, FL 34788
Optometrist
10601 US HIGHWAY 441
LEESBURG, FL 34788
Pharmacist
10601 US HIGHWAY 441
LEESBURG, FL 34788
General Practice
10601 US HIGHWAY 441
LEESBURG, FL 34788
Optometrist
10601 US HIGHWAY 441, C-17
LEESBURG, FL 34788

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972528859, enumerated as an "individual" on July 13, 2006.

The provider is located at 10601 US HIGHWAY 441 E1 LEESBURG, FL 34788 and the phone number is (352) 315-8400.

Hearing Instrument Specialist with taxonomy code 237700000X.