DR. RONALD LEE MAGNUSSON AU.D.
NPI 1164507372
Audiologist - Assistive Technology Supplier in Ventura, CA

NPI Status: Active since October 26, 2006

Contact Information

3418 LOMA VISTA RD.
STE. 5A
VENTURA, CA
ZIP 93003
Phone: (805) 620-0049
Fax: (805) 620-0368

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  • Individual
  • Male
  • Audiologist
  • Assistive Technology Supplier

About RONALD MAGNUSSON

This page provides the complete NPI Profile along with additional information for Ronald Magnusson, a provider established in Ventura, California with a medical specialization in Audiologist, focusing in assistive technology supplier . The healthcare provider is registered in the NPI registry with number 1164507372 assigned on October 2006. The practitioner's primary taxonomy code is 231HA2500X with license number HA973 (CA). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1164507372
Provider Name
DR. RONALD LEE MAGNUSSON AU.D.
Gender
Male
Entity Type
Individual
Location Address
3418 LOMA VISTA RD. STE. 5A VENTURA, CA 93003
Location Phone
(805) 620-0049
Location Fax
(805) 620-0368
Mailing Address
3418 LOMA VISTA RD. STE. 5A VENTURA, CA 93003
Mailing Phone
(805) 620-0049
Mailing Fax
(805) 620-0368
Is Sole Proprietor?
Yes
Enumeration Date
10-26-2006
Last Update Date
07-17-2013
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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

Audiologist Assistive Technology Supplier

Taxonomy Code
231HA2500X
Type
Speech, Language and Hearing Service Providers
License No.
HA973
License State
CA

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)
1231H00000XSpeech, Language and Hearing Service Providers

Audiologist

AU665 (CA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
AUD665MEDICARE ID-TYPE UNSPECIFIED (04)CA 

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Comprehensive hearing and speech recognition test

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

This service was performed 37 times for 37 patients

Test to assess middle ear function

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

This service was performed 38 times for 38 patients

Reviews for DR. RONALD LEE MAGNUSSON AU.D.

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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 1164507372, we treat the final digit (2) 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 2).

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
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
2
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 6 → 12 → 3 5 → 10 → 1 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 1 + 0 + 0 + 1 + 4 + 3 + 1 + 4 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1164507372.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Audiologist-Hearing Aid Fitter
3418 LOMA VISTA RD., STE. 5A
VENTURA, CA 93003
Physical Therapist
3418 LOMA VISTA RD., STE. A
VENTURA, CA 93003

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164507372, enumerated as an "individual" on October 26, 2006.

The provider is located at 3418 LOMA VISTA RD. STE. 5A VENTURA, CA 93003 and the phone number is (805) 620-0049.

Audiologist with taxonomy code 231HA2500X and a focus in Assistive Technology Supplier.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.