NGOC THANH NGAN MAI MD
NPI 1932858644
Pediatrics in Garden Grove, CA

NPI Status: Active since March 21, 2022

Contact Information

12100 EUCLID ST
GARDEN GROVE, CA
ZIP 92840
Phone: (833) 574-2273

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  • Individual
  • Female
  • Pediatrics

About NGOC THANH NGAN MAI

This page provides the complete NPI Profile along with additional information for Ngoc Thanh Ngan Mai, a pediatrician established in Garden Grove, California with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1932858644 assigned on March 2022. The practitioner's primary taxonomy code is 208000000X with license number 199770 (CA). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1932858644
Provider Name
NGOC THANH NGAN MAI MD
Gender
Female
Entity Type
Individual
Location Address
12100 EUCLID ST GARDEN GROVE, CA 92840
Location Phone
(833) 574-2273
Mailing Address
9872 OASIS AVE GARDEN GROVE, CA 92844
Mailing Phone
(713) 924-7592
Is Sole Proprietor?
Yes
Enumeration Date
03-21-2022
Last Update Date
04-09-2026
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A pediatrician like Ngoc Thanh Ngan Mai is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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

Pediatrics

Taxonomy Code
208000000X
Type
Allopathic & Osteopathic Physicians
License No.
199770
License State
CA
Taxonomy Description
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

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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 1932858644, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 6 + 2 + 1 + 6 + 5 + 1 + 6 + 6 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1932858644.

Other Providers at the Same Location


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

Obstetrics & Gynecology (Reproductive Endocrinology)
12100 EUCLID ST
GARDEN GROVE, CA 92840
Nurse Practitioner (Pediatrics)
12100 EUCLID ST
GARDEN GROVE, CA 92840
Clinic/Center (Urgent Care)
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Pharmacist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Dermatology
12100 EUCLID ST
GARDEN GROVE, CA 92840
Internal Medicine (Endocrinology, Diabetes & Metabolism)
12100 EUCLID ST, SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840
Internal Medicine
12100 EUCLID ST, 3RD FLOOR
GARDEN GROVE, CA 92840
Specialist
12100 EUCLID ST
GARDEN GROVE, CA 92840
Obstetrics & Gynecology
12100 EUCLID ST
GARDEN GROVE, CA 92840
Family Medicine
12100 EUCLID ST
GARDEN GROVE, CA 92840

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1932858644, enumerated as an "individual" on March 21, 2022.

The provider is located at 12100 EUCLID ST GARDEN GROVE, CA 92840 and the phone number is (833) 574-2273.

Pediatrics with taxonomy code 208000000X.