CONTRA COSTA ENT MEDICAL ASSOC
NPI 1013007889
Otolaryngology in Concord, CA

NPI Status: Active since October 13, 2006

Contact Information

2700 GRANT ST
SUITE 104
CONCORD, CA
ZIP 94520
Phone: (925) 685-7400
Fax: (925) 685-0917

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  • Organization
  • Otolaryngology

About CONTRA COSTA ENT MEDICAL ASSOC

This page provides the complete NPI Profile along with additional information for Contra Costa Ent Medical Assoc, a provider established in Concord, California operating as a Otolaryngology. The healthcare provider is registered in the NPI registry with number 1013007889 assigned on October 2006. The practitioner's primary taxonomy code is 207Y00000X. The provider is registered as an organization and their NPI record was last updated 15 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. The authorized official of this NPI record is Dr. Randall K Wenokur Md (Owner Physician)

NPI
1013007889
Provider Name
CONTRA COSTA ENT MEDICAL ASSOC
Entity Type
Organization
Location Address
2700 GRANT ST SUITE 104 CONCORD, CA 94520
Location Phone
(925) 685-7400
Location Fax
(925) 685-0917
Mailing Address
2700 GRANT STREET SUITE 104 CONCORD, CA 94520
Mailing Phone
(925) 685-7400
Mailing Fax
(925) 685-0917
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-13-2006
Last Update Date
09-02-2011
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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

Otolaryngology

Taxonomy Code
207Y00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. RANDALL K WENOKUR MD

Authorized Official Title
OWNER PHYSICIAN
Authorized Official Phone
(825) 685-7400

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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 1013007889, 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 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
0
Unchanged
Pos 3
1
Doubled → 2
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 1 → 2 0 → 0 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 0 + 0 + 1 + 4 + 8 + 1 + 6 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1013007889.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Hospitalist
2700 GRANT ST, #200
CONCORD, CA 94520
Specialist
2700 GRANT ST, SUITE 320
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Internal Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Hospitalist
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Family Medicine
2700 GRANT ST, SUITE 200
CONCORD, CA 94520
Pharmacist
2700 GRANT ST
CONCORD, CA 94520
Internal Medicine (Cardiovascular Disease)
2700 GRANT ST, STE 311
CONCORD, CA 94520

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1013007889, enumerated as an "organization" on October 13, 2006.

The provider is located at 2700 GRANT ST SUITE 104 CONCORD, CA 94520 and the phone number is (925) 685-7400.

Otolaryngology with taxonomy code 207Y00000X.