VANNESSA PHAM HAD
NPI 1194291245
Hearing Instrument Specialist in Corona, CA

NPI Status: Active since October 16, 2018

Contact Information

802 MAGNOLIA AVE STE 208
CORONA, CA
ZIP 92879
Phone: (951) 736-1630
Fax: (951) 736-8964

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  • Individual
  • Female
  • Hearing Instrument Specialist

About VANNESSA PHAM

This page provides the complete NPI Profile along with additional information for Vannessa Pham, a provider established in Corona, California with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1194291245 assigned on October 2018. The practitioner's primary taxonomy code is 237700000X with license number HA8404 (CA). The provider is registered as an individual and her NPI record was last updated 8 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.

NPI
1194291245
Provider Name
VANNESSA PHAM HAD
Gender
Female
Entity Type
Individual
Location Address
802 MAGNOLIA AVE STE 208 CORONA, CA 92879
Location Phone
(951) 736-1630
Location Fax
(951) 736-8964
Mailing Address
5555 GARDEN GROVE BLVD STE 200 WESTMINSTER, CA 92683
Mailing Phone
(714) 859-5732
Is Sole Proprietor?
Yes
Enumeration Date
10-16-2018
Last Update Date
10-16-2018
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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.
HA8404
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

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.

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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 1194291245, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 4 + 9 + 2 + 2 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1194291245.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Hearing Instrument Specialist
802 MAGNOLIA AVE STE 208
CORONA, CA 92879
Hearing Instrument Specialist
802 MAGNOLIA AVE STE 208
CORONA, CA 92879
Audiologist
802 MAGNOLIA AVE STE 208
CORONA, CA 92879
Hearing Instrument Specialist
802 MAGNOLIA AVE STE 208
CORONA, CA 92879

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194291245, enumerated as an "individual" on October 16, 2018.

The provider is located at 802 MAGNOLIA AVE STE 208 CORONA, CA 92879 and the phone number is (951) 736-1630.

Hearing Instrument Specialist with taxonomy code 237700000X.