CALIFORNIA DIABETES AND HORMONE SPECIALISTS, INC.
NPI 1063434033
Internal Medicine - Endocrinology, Diabetes & Metabolism in Arcadia, CA

NPI Status: Active since July 25, 2006

Contact Information

228 E FOOTHILL BLVD
ARCADIA, CA
ZIP 91006
Phone: (626) 821-5300

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  • Organization
  • Internal Medicine
  • Endocrinology, Diabetes & Metabolism
  • CLIA Number: 05D0948096
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-30-2026

About CALIFORNIA DIABETES AND HORMONE SPECIALISTS, INC.

This page provides the complete NPI Profile along with additional information for California Diabetes And Hormone Specialists, Inc., an internist established in Arcadia, California operating as a Internal Medicine, focusing in endocrinology, diabetes & metabolism . The healthcare provider is registered in the NPI registry with number 1063434033 assigned on July 2006. The practitioner's primary taxonomy code is 207RE0101X with license number A64475 (CA). The provider is registered as an organization and their NPI record was last updated 4 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. Irene Tan Gaw Lai M.d. (Ceo)

NPI
1063434033
Provider Name
CALIFORNIA DIABETES AND HORMONE SPECIALISTS, INC.
Entity Type
Organization
Location Address
228 E FOOTHILL BLVD ARCADIA, CA 91006
Location Phone
(626) 821-5300
Mailing Address
228 E FOOTHILL BLVD ARCADIA, CA 91006
Mailing Phone
(626) 821-5300
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-25-2006
Last Update Date
05-18-2022
Code Navigator

An internist like California Diabetes And Hormone Specialists, Inc. is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Endocrinology, Diabetes & Metabolism

Taxonomy Code
207RE0101X
Type
Allopathic & Osteopathic Physicians
License No.
A64475
License State
CA
Taxonomy Description
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

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. IRENE TAN GAW LAI M.D.

Authorized Official Title
CEO
Authorized Official Phone
(626) 821-5300

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D0948096
Facility Type
Physician Office
Certificate Effective Date
July 01, 2024
Certificate Expiration Date
June 30, 2026
Laboratory Director
TRI M. VO, MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to California Diabetes And Hormone Specialists, Inc. to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1063434033, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 2 + 3 + 8 + 3 + 8 + 0 + 6 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1063434033.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Chiropractor (Orthopedic)
228 E FOOTHILL BLVD
ARCADIA, CA 91006

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1063434033, enumerated as an "organization" on July 25, 2006.

The provider is located at 228 E FOOTHILL BLVD ARCADIA, CA 91006 and the phone number is (626) 821-5300.

Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.