KNAPP HEARING AID CENTER LLP
NPI 1912939307
Hearing Aid Equipment in Bridgeport, WV

NPI Status: Active since July 07, 2006

Contact Information

1400 JOHNSON AVE
SUITE 4N
BRIDGEPORT, WV
ZIP 26330
Phone: (304) 842-3050
Fax: (304) 842-5733

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  • Organization
  • Hearing Aid Equipment

About KNAPP HEARING AID CENTER LLP

This page provides the complete NPI Profile along with additional information for Knapp Hearing Aid Center Llp, a provider established in Bridgeport, West Virginia operating as a Hearing Aid Equipment. The healthcare provider is registered in the NPI registry with number 1912939307 assigned on July 2006. The practitioner's primary taxonomy code is 332S00000X with license number 791 (WV). The provider is registered as an organization and their NPI record was last updated one year ago. The provider's . The authorized official of this NPI record is Carla S Knapp Lhis Rn Bsn (Owner)

NPI
1912939307
Provider Legal Name
KNAPP HEARING AID CENTER LLP
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
1400 JOHNSON AVE SUITE 4N BRIDGEPORT, WV 26330
Location Phone
(304) 842-3050
Location Fax
(304) 842-5733
Mailing Address
1400 JOHNSON AVE SUITE 4N BRIDGEPORT, WV 26330
Mailing Phone
(304) 842-3050
Mailing Fax
(304) 842-5733
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-07-2006
Last Update Date
09-11-2025
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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 Aid Equipment

Taxonomy Code
332S00000X
Type
Suppliers
License No.
791
License State
WV
Taxonomy Description
The manufacture and/or sale of electronic hearing aids, their component parts, and related products and services on a national basis.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1332B00000XSuppliers

Durable Medical Equipment & Medical Supplies

791 (WV)

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

CARLA S KNAPP LHIS RN BSN

Authorized Official Title
OWNER
Authorized Official Phone
(304) 842-3050

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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 1912939307, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
7
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 1 → 2 9 → 18 → 9 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 1 + 8 + 3 + 1 + 8 + 3 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1912939307.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
1400 JOHNSON AVE, SUITE 4H
BRIDGEPORT, WV 26330
Hearing Aid Equipment
1400 JOHNSON AVE, SUITE 4N
BRIDGEPORT, WV 26330
Hearing Instrument Specialist
1400 JOHNSON AVE, STE 4N
BRIDGEPORT, WV 26330
Case Manager/Care Coordinator
1400 JOHNSON AVE
BRIDGEPORT, WV 26330
Case Manager/Care Coordinator
1400 JOHNSON AVE
BRIDGEPORT, WV 26330

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912939307, enumerated as an "organization" on July 07, 2006.

The provider is located at 1400 JOHNSON AVE SUITE 4N BRIDGEPORT, WV 26330 and the phone number is (304) 842-3050.

Hearing Aid Equipment with taxonomy code 332S00000X.