JANET KOWALSKY PRESTON AU.D
NPI 1821202946
Audiologist in Elk Grove Village, IL

NPI Status: Active since May 09, 2007

Contact Information

901 BIESTERFIELD RD
STE 312
ELK GROVE VILLAGE, IL
ZIP 60007
Phone: (847) 728-8315
Fax: (847) 593-0663

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  • Individual
  • Female
  • Audiologist

About JANET PRESTON

This page provides the complete NPI Profile along with additional information for Janet Preston, a provider established in Elk Grove Village, Illinois with a medical specialization in Audiologist. The healthcare provider is registered in the NPI registry with number 1821202946 assigned on May 2007. The practitioner's primary taxonomy code is 231H00000X with license number 147-000502 (IL). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1821202946
Provider Name
JANET KOWALSKY PRESTON AU.D
Gender
Female
Entity Type
Individual
Location Address
901 BIESTERFIELD RD STE 312 ELK GROVE VILLAGE, IL 60007
Location Phone
(847) 728-8315
Location Fax
(847) 593-0663
Mailing Address
5000 CHESHIRE PKWY N PLYMOUTH, MN 55446
Mailing Phone
(888) 510-0766
Mailing Fax
(847) 593-0663
Is Sole Proprietor?
No
Enumeration Date
05-09-2007
Last Update Date
07-01-2013
Code Navigator

Audiologists like Janet Preston are experts in diagnosing issues related to various parts of the ear, including the outer, middle, and inner ear. They can identify conditions like vertigo, balance issues, hearing loss, and tinnitus, offering treatments based on a patient’s specific condition and severity. These specialists use specialized equipment to assess the cause and extent of hearing impairments, employing tools like audiometers to evaluate the range of frequencies and volumes a person can hear. In addition, audiologists counsel patients and their families, providing advice on managing and adapting to hearing loss.

Location Map

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

Audiologist

Taxonomy Code
231H00000X
Type
Speech, Language and Hearing Service Providers
License No.
147-000502
License State
IL
Taxonomy Description
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.

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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 1821202946, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 2 → 4 2 → 4 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 4 + 0 + 4 + 9 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1821202946.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
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Orthopaedic Surgery (Sports Medicine)
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Orthopaedic Surgery (Orthopaedic Trauma)
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Podiatrist
901 BIESTERFIELD RD, SUITE 300
ELK GROVE VILLAGE, IL 60007
Pediatrics
901 BIESTERFIELD RD, SUITE 108
ELK GROVE VILLAGE, IL 60007
Dermatology
901 BIESTERFIELD RD, #209
ELK GROVE VILLAGE, IL 60007
Kinesiotherapist
901 BIESTERFIELD RD, SUITE 310
ELK GROVE VILLAGE, IL 60007
Dentist (General Practice)
901 BIESTERFIELD RD, SUITE 203
ELK GROVE VILLAGE, IL 60007
Internal Medicine
901 BIESTERFIELD RD, SUITE 111
ELK GROVE VILLAGE, IL 60007
Surgery (Pediatric Surgery)
901 BIESTERFIELD RD, SUITE 213
ELK GROVE VILLAGE, IL 60007
Dentist (General Practice)
901 BIESTERFIELD RD, STE 104
ELK GROVE VILLAGE, IL 60007
Dentist (General Practice)
901 BIESTERFIELD RD, STE 104
ELK GROVE VILLAGE, IL 60007
Dentist (General Practice)
901 BIESTERFIELD RD, STE 104
ELK GROVE VILLAGE, IL 60007
Dentist (Orthodontics and Dentofacial Orthopedics)
901 BIESTERFIELD RD, SUITE 201
ELK GROVE, IL 60007
Physical Medicine & Rehabilitation
901 BIESTERFIELD RD, SUITE 306
ELK GROVE VILLAGE, IL 60007
Specialist/Technologist, Other
901 BIESTERFIELD RD, SUITE 300
ELK GROVE VILLAGE, IL 60007
Technician, Other
901 BIESTERFIELD RD, SUITE 300
ELK GROVE VILLAGE, IL 60007
Chiropractor
901 BIESTERFIELD RD, SUITE 211
ELK GROVE VLG, IL 60007
Counselor (Professional)
901 BIESTERFIELD RD, SUITE 109
ELK GROVE VILLAGE, IL 60007
Internal Medicine
901 BIESTERFIELD RD, SUITE 111
ELK GROVE VILLAGE, IL 60007

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821202946, enumerated as an "individual" on May 09, 2007.

The provider is located at 901 BIESTERFIELD RD STE 312 ELK GROVE VILLAGE, IL 60007 and the phone number is (847) 728-8315.

Audiologist with taxonomy code 231H00000X.