CYNTHIA W CHAO D O A PROFESSIONAL CORPORATION
NPI 1164800488
Obstetrics & Gynecology in Los Alamitos, CA

NPI Status: Active since May 07, 2015

Contact Information

10861 CHERRY ST STE 109
LOS ALAMITOS, CA
ZIP 90720
Phone: (562) 961-3137
Fax: (562) 961-3196

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  • Organization
  • Obstetrics & Gynecology

About CYNTHIA W CHAO D O A PROFESSIONAL CORPORATION

This page provides the complete NPI Profile along with additional information for Cynthia W Chao D O A Professional Corporation, a women's health care provider established in Los Alamitos, California operating as a Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1164800488 assigned on May 2015. The practitioner's primary taxonomy code is 207V00000X. The provider is registered as an organization and their NPI record was last updated 2 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 provider's former legal business name is Cynthia W. Chao D O A Professional Corporation. The authorized official of this NPI record is Miss Cynthia W Chao D.o. (Doctor)

NPI
1164800488
Provider Legal Name
CYNTHIA W CHAO D O A PROFESSIONAL CORPORATION
Other Organization Name
CYNTHIA W. CHAO D O A PROFESSIONAL CORPORATION
Other Name Type
Former Legal Business Name (4)
Entity Type
Organization
Location Address
10861 CHERRY ST STE 109 LOS ALAMITOS, CA 90720
Location Phone
(562) 961-3137
Location Fax
(562) 961-3196
Mailing Address
1540 W AVERILL PARK DR SAN PEDRO, CA 90732
Mailing Phone
(562) 208-6642
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-07-2015
Last Update Date
04-20-2024
Code Navigator

Women's health care providers like Cynthia W Chao D O A Professional Corporation treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

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)
1305R00000XManaged Care Organizations

Preferred Provider Organization

20A7343 (CA)

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

MISS CYNTHIA W CHAO D.O.

Authorized Official Title
DOCTOR
Authorized Official Phone
(562) 961-3137

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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 1164800488, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
1
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 1 + 6 + 0 + 0 + 4 + 1 + 6 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1164800488.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Obstetrics & Gynecology
10861 CHERRY ST STE 109
LOS ALAMITOS, CA 90720
Obstetrics & Gynecology
10861 CHERRY ST STE 109
LOS ALAMITOS, CA 90720
Clinic/Center (Medical Specialty)
10861 CHERRY ST STE 109
LOS ALAMITOS, CA 90720

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164800488, enumerated as an "organization" on May 07, 2015.

The provider is located at 10861 CHERRY ST STE 109 LOS ALAMITOS, CA 90720 and the phone number is (562) 961-3137.

Obstetrics & Gynecology with taxonomy code 207V00000X.