MR. MOHAMMAD FARDGHASSEMI
NPI 1871900399
Hearing Instrument Specialist in Costa Mesa, CA

NPI Status: Active since July 16, 2014

Contact Information

230 E 17TH ST
SUITE 170
COSTA MESA, CA
ZIP 92627
Phone: (949) 650-5990
Fax: (949) 423-0300

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  • Individual
  • Male
  • Hearing Instrument Specialist

About MOHAMMAD FARDGHASSEMI

This page provides the complete NPI Profile along with additional information for Mohammad Fardghassemi, a provider established in Costa Mesa, California with a medical specialization in Hearing Instrument Specialist. The healthcare provider is registered in the NPI registry with number 1871900399 assigned on July 2014. The practitioner's primary taxonomy code is 237700000X with license number HA 7409 (CA). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1871900399
Provider Name
MR. MOHAMMAD FARDGHASSEMI
Gender
Male
Entity Type
Individual
Location Address
230 E 17TH ST SUITE 170 COSTA MESA, CA 92627
Location Phone
(949) 650-5990
Location Fax
(949) 423-0300
Mailing Address
230 E 17TH ST SUITE 170 COSTA MESA, CA 92627
Mailing Phone
(949) 650-5990
Mailing Fax
(949) 423-0300
Is Sole Proprietor?
No
Enumeration Date
07-16-2014
Last Update Date
07-16-2014
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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.
HA 7409
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 1871900399, 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
8
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 9 → 18 → 9 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 4 + 1 + 1 + 8 + 0 + 0 + 3 + 1 + 8 + 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 1871900399.

Other Providers at the Same Location


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

Physical Medicine & Rehabilitation
230 E 17TH ST, SUITE 202
COSTA MESA, CA 92627
Dentist
230 E 17TH ST, SUITE 208
COSTA MESA, CA 92627
Dentist (General Practice)
230 E 17TH ST, SUITE 208
COSTA MESA, CA 92627
Physical Therapist
230 E 17TH ST, SUITE 201
COSTA MESA, CA 92627
Physical Medicine & Rehabilitation (Pain Medicine)
230 E 17TH ST, SUITE 202
COSTA MESA, CA 92627
Chiropractor
230 E 17TH ST, SUITE 202
COSTA MESA, CA 92627
Dentist
230 E 17TH ST, STE. 208
COSTA MESA, CA 92627
Dentist (General Practice)
230 E 17TH ST, 208
COSTA MESA, CA 92627
Internal Medicine
230 E 17TH ST, SUITE 200
COSTA MESA, CA 92627
Internal Medicine (Addiction Medicine)
230 E 17TH ST, SUITE 200
COSTA MESA, CA 92627

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871900399, enumerated as an "individual" on July 16, 2014.

The provider is located at 230 E 17TH ST SUITE 170 COSTA MESA, CA 92627 and the phone number is (949) 650-5990.

Hearing Instrument Specialist with taxonomy code 237700000X.