DR. DAVID K. WOODRUFF AU.D
NPI 1851501977
Audiologist-Hearing Aid Fitter in Rancho Santa Fe, CA

NPI Status: Active since May 24, 2007

Contact Information

6037 LA GRANADA
SUITE D
RANCHO SANTA FE, CA
ZIP 92067
Phone: (858) 759-8922
Fax: (858) 759-8022

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  • Individual
  • Male
  • Audiologist-Hearing Aid Fitter

About DAVID WOODRUFF

This page provides the complete NPI Profile along with additional information for David Woodruff, a provider established in Rancho Santa Fe, California with a medical specialization in Audiologist-hearing Aid Fitter. The healthcare provider is registered in the NPI registry with number 1851501977 assigned on May 2007. The practitioner's primary taxonomy code is 237600000X with license number AU1111 (CA). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1851501977
Provider Name
DR. DAVID K. WOODRUFF AU.D
Gender
Male
Entity Type
Individual
Location Address
6037 LA GRANADA SUITE D RANCHO SANTA FE, CA 92067
Location Phone
(858) 759-8922
Location Fax
(858) 759-8022
Mailing Address
PO BOX 524 RANCHO SANTA FE, CA 92067
Mailing Phone
(858) 759-8922
Mailing Fax
(858) 759-8022
Is Sole Proprietor?
No
Enumeration Date
05-24-2007
Last Update Date
10-08-2010
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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-Hearing Aid Fitter

Taxonomy Code
237600000X
Type
Speech, Language and Hearing Service Providers
License No.
AU1111
License State
CA
Taxonomy Description
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.

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)
1237600000XSpeech, Language and Hearing Service Providers

Audiologist-Hearing Aid Fitter

AU1111, HA2516 (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
R13905MEDICARE UPIN (02)CA 
AU0011110MEDICAID (05)CA 
AUD1111MEDICARE PIN (08)CA 
AU001111MEDICAID (05)CA 
AUD1111AMEDICARE OSCAR/CERTIFICATION (06)CA 

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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 1851501977, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 5 → 10 → 1 5 → 10 → 1 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 0 + 0 + 2 + 9 + 1 + 4 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1851501977.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Audiologist-Hearing Aid Fitter
6037 LA GRANADA, SUITE D
RANCHO SANTA FE, CA 92067
Internal Medicine
6037 LA GRANADA, SUITE C
RANCHO SANTA FE, CA 92067
Clinic/Center (Primary Care)
6037 LA GRANADA
RANCHO SANTA FE, CA 92067
Audiologist-Hearing Aid Fitter
6037 LA GRANADA, SUITE D
RANCHO SANTA FE, CA 92067
Audiologist
6037 LA GRANADA
RANCHO SANTA FE, CA 92067
Acupuncturist
6037 LA GRANADA, SUITE C
RANCHO SANTA FE, CA 92067
Audiologist
6037 LA GRANADA, SUITE D
RANCHO SANTA FE, CA 92067
Audiologist
6037 LA GRANADA, SUITE D
RANCHO SANTA FE, CA 92067
Optometrist
6037 LA GRANADA
RANCHO SANTA FE, CA 92067
Optometrist
6037 LA GRANADA, SUITE F
RANCHO SANTA FE, CA 92067
Optometrist
6037 LA GRANADA, SUITE F
RANCHO SANTA FE, CA 92067

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851501977, enumerated as an "individual" on May 24, 2007.

The provider is located at 6037 LA GRANADA SUITE D RANCHO SANTA FE, CA 92067 and the phone number is (858) 759-8922.

Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.

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