JOHN B JARVIS PH.D.
NPI 1275772907
Audiologist in Santa Rosa, CA

NPI Status: Active since February 19, 2009

Contact Information

1701 4TH ST
STE 120
SANTA ROSA, CA
ZIP 95404
Phone: (707) 523-7025
Fax: (707) 523-3024

Get Directions Write a Review

  • Individual
  • Male
  • Audiologist

About JOHN JARVIS

This page provides the complete NPI Profile along with additional information for John Jarvis, a provider established in Santa Rosa, California with a medical specialization in Audiologist. The healthcare provider is registered in the NPI registry with number 1275772907 assigned on February 2009. The practitioner's primary taxonomy code is 231H00000X with license number AU458 (CA). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1275772907
Provider Name
JOHN B JARVIS PH.D.
Gender
Male
Entity Type
Individual
Location Address
1701 4TH ST STE 120 SANTA ROSA, CA 95404
Location Phone
(707) 523-7025
Location Fax
(707) 523-3024
Mailing Address
1701 4TH ST STE 120 SANTA ROSA, CA 95404
Mailing Phone
(707) 523-7025
Mailing Fax
(707) 523-3024
Is Sole Proprietor?
No
Enumeration Date
02-19-2009
Last Update Date
02-26-2014
Code Navigator

Audiologists like John Jarvis are experts in diagnosing issues related to various parts of the ear, including the outer, middle, and inner ear. They can identify conditions like vertigo, balance issues, hearing loss, and tinnitus, offering treatments based on a patient’s specific condition and severity. These specialists use specialized equipment to assess the cause and extent of hearing impairments, employing tools like audiometers to evaluate the range of frequencies and volumes a person can hear. In addition, audiologists counsel patients and their families, providing advice on managing and adapting to hearing loss.

Location Map

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

Taxonomy Code
231H00000X
Type
Speech, Language and Hearing Service Providers
License No.
AU458
License State
CA
Taxonomy Description
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.

Reviews for JOHN B JARVIS PH.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1275772907, 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
2
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
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 7 → 14 → 5 7 → 14 → 5 2 → 4 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 1 + 4 + 7 + 4 + 9 + 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 1275772907.

Other Providers at the Same Location


The following 17 providers are registered at the same or a nearby location.

Surgery
1701 4TH ST, STE 200
SANTA ROSA, CA 95404
Otolaryngology
1701 4TH ST, STE 120
SANTA ROSA, CA 95404
Surgery
1701 4TH ST, STE 200
SANTA ROSA, CA 95404
Surgery
1701 4TH ST, STE 200
SANTA ROSA, CA 95404
Otolaryngology
1701 4TH ST, STE 120
SANTA ROSA, CA 95404
Surgery
1701 4TH ST, STE 200
SANTA ROSA, CA 95404
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404
Audiologist
1701 4TH ST, SUITE 120
SANTA ROSA, CA 95404
Audiologist
1701 4TH ST, SUITE 120
SANTA ROSA, CA 95404
Urology
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404
Urology
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404
Otolaryngology
1701 4TH ST, STE 120
SANTA ROSA, CA 95404
Radiology (Diagnostic Radiology)
1701 4TH ST
SANTA ROSA, CA 95404
Surgery
1701 4TH ST, STE 200
SANTA ROSA, CA 95404
Urology
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404
Urology
1701 4TH ST, SUITE 200
SANTA ROSA, CA 95404

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275772907, enumerated as an "individual" on February 19, 2009.

The provider is located at 1701 4TH ST STE 120 SANTA ROSA, CA 95404 and the phone number is (707) 523-7025.

Audiologist with taxonomy code 231H00000X.