LARRY PIERCE JR.
NPI 1003216136
Hearing Instrument Specialist in Oroville, CA

NPI Status: Active since August 26, 2014

Contact Information

2450 ORO DAM BLVD E STE C
OROVILLE, CA
ZIP 95966
Phone: (530) 533-8912
Fax: (530) 533-1769

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  • Individual
  • Male
  • Hearing Instrument Specialist

About LARRY PIERCE

This page provides the complete NPI Profile along with additional information for Larry Pierce, a provider established in Oroville, California with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1003216136 assigned on August 2014. The practitioner's primary taxonomy code is 237700000X with license number HA7736 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1003216136
Provider Name
LARRY PIERCE JR.
Gender
Male
Entity Type
Individual
Location Address
2450 ORO DAM BLVD E STE C OROVILLE, CA 95966
Location Phone
(530) 533-8912
Location Fax
(530) 533-1769
Mailing Address
2450 ORO DAM BLVD E STE C OROVILLE, CA 95966
Mailing Phone
(530) 533-8912
Mailing Fax
(530) 533-1769
Is Sole Proprietor?
No
Enumeration Date
08-26-2014
Last Update Date
12-23-2025
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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 Instrument Specialist

Taxonomy Code
237700000X
Type
Speech, Language and Hearing Service Providers
License No.
HA7736
License State
CA
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 1003216136, 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 44. The final step is to find the difference between that total and the next multiple of ten (50 - 44 = 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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
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 0 → 0 2 → 4 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 4 + 1 + 1 + 2 + 1 + 6 + 24 = 44

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

The next multiple of ten after 44 is 50. The difference is the calculated check digit.

50 - 44 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1003216136.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Hearing Aid Equipment
2450 ORO DAM BLVD E STE C
OROVILLE, CA 95966

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003216136, enumerated as an "individual" on August 26, 2014.

The provider is located at 2450 ORO DAM BLVD E STE C OROVILLE, CA 95966 and the phone number is (530) 533-8912.

Hearing Instrument Specialist with taxonomy code 237700000X.