OLIVIA CHANG RD
NPI 1669825758
Dietitian, Registered in San Leandro, CA

NPI Status: Active since July 13, 2016

Contact Information

2500 MERCED ST
SAN LEANDRO, CA
ZIP 94577
Phone: (510) 454-1000

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  • Individual
  • Female
  • Dietitian, Registered

About OLIVIA CHANG

This page provides the complete NPI Profile along with additional information for Olivia Chang, a provider established in San Leandro, California with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1669825758 assigned on July 2016. The practitioner's primary taxonomy code is 133V00000X with license number 86029772 (CA). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI
1669825758
Provider Name
OLIVIA CHANG RD
Gender
Female
Entity Type
Individual
Location Address
2500 MERCED ST SAN LEANDRO, CA 94577
Location Phone
(510) 454-1000
Mailing Address
16570 HANNAH DR SAN LEANDRO, CA 94578
Mailing Phone
(510) 415-8388
Is Sole Proprietor?
No
Enumeration Date
07-13-2016
Last Update Date
07-13-2016
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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

Dietitian, Registered

Taxonomy Code
133V00000X
Type
Dietary & Nutritional Service Providers
License No.
86029772
License State
CA
Taxonomy Description
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

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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 1669825758, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 8 → 16 → 7 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 6 + 2 + 1 + 0 + 7 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1669825758.

Other Providers at the Same Location


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

Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Dietitian, Registered
2500 MERCED ST, B3-FOOD AND NUTRITION SERVICES
SAN LEANDRO, CA 94577
Pharmacist
2500 MERCED ST
SAN LEANDRO, CA 94577
Internal Medicine (Pulmonary Disease)
2500 MERCED ST
SAN LEANDRO, CA 94577
Obstetrics & Gynecology
2500 MERCED ST
SAN LEANDRO, CA 94577
Internal Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Internal Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Hospitalist
2500 MERCED ST
SAN LEANDRO, CA 94577
Radiology (Diagnostic Radiology)
2500 MERCED ST, KAISER PERMANENTE DEPT OF RADIOLOGY
SAN LEANDRO, CA 94577
Nurse Practitioner (Adult Health)
2500 MERCED ST
SAN LEANDRO, CA 94577
Internal Medicine (Cardiovascular Disease)
2500 MERCED ST
SAN LEANDRO, CA 94577
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Obstetrics & Gynecology
2500 MERCED ST
SAN LEANDRO, CA 94577
Orthopaedic Surgery
2500 MERCED ST
SAN LEANDRO, CA 94577
Anesthesiology
2500 MERCED ST
SAN LEANDRO, CA 94577
Psychiatry & Neurology (Neurology)
2500 MERCED ST
SAN LEANDRO, CA 94577
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Radiology (Vascular & Interventional Radiology)
2500 MERCED ST
SAN LEANDRO, CA 94577
Internal Medicine (Cardiovascular Disease)
2500 MERCED ST
SAN LEANDRO, CA 94577
Pediatrics (Neonatal-Perinatal Medicine)
2500 MERCED ST
SAN LEANDRO, CA 94577

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669825758, enumerated as an "individual" on July 13, 2016.

The provider is located at 2500 MERCED ST SAN LEANDRO, CA 94577 and the phone number is (510) 454-1000.

Dietitian, Registered with taxonomy code 133V00000X.