MAHMOOD MOSTOUFI MD
NPI 1841365921
Pediatrics in Santa Ana, CA

NPI Status: Active since November 22, 2006

Contact Information

1125 E 17TH ST
STE E 110
SANTA ANA, CA
ZIP 92701
Phone: (714) 550-0110
Fax: (714) 550-0737

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  • Individual
  • Male
  • Pediatrics
  • CLIA Number: 05D0999458
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 05-13-2028

About MAHMOOD MOSTOUFI

This page provides the complete NPI Profile along with additional information for Mahmood Mostoufi, a pediatrician established in Santa Ana, California with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1841365921 assigned on November 2006. The practitioner's primary taxonomy code is 208000000X with license number A39664 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1841365921
Provider Name
MAHMOOD MOSTOUFI MD
Gender
Male
Entity Type
Individual
Location Address
1125 E 17TH ST STE E 110 SANTA ANA, CA 92701
Location Phone
(714) 550-0110
Location Fax
(714) 550-0737
Mailing Address
1125 E 17TH ST STE E 110 SANTA ANA, CA 92701
Mailing Phone
(714) 550-0110
Mailing Fax
(714) 550-0737
Is Sole Proprietor?
No
Enumeration Date
11-22-2006
Last Update Date
07-08-2007
Code Navigator

A pediatrician like Mahmood Mostoufi 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.
A39664
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.

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
05D0999458
Facility Type
Physician Office
Certificate Effective Date
May 14, 2026
Certificate Expiration Date
May 13, 2028
Laboratory Director
MAHMOOD S. MOSTOUFI MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Mahmood Mostoufi 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 1841365921, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 8 + 1 + 6 + 6 + 1 + 0 + 9 + 4 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1841365921.

Other Providers at the Same Location


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

Family Medicine (Adult Medicine)
1125 E 17TH ST, SUITE W239
SANTA ANA, CA 92701
Dermatology
1125 E 17TH ST, STE W248
SANTA ANA, CA 92701
Physician Assistant
1125 E 17TH ST, W248
SANTA ANA, CA 92701
Family Medicine
1125 E 17TH ST, STE E-224
SANTA ANA, CA 92701
Pediatrics
1125 E 17TH ST, W-131
SANTA ANA, CA 92701
Specialist
1125 E 17TH ST, SUITE N-351
SANTA ANA, CA 92701
Dentist
1125 E 17TH ST, #N 257
SANTA ANA, CA 92701
Family Medicine (Adult Medicine)
1125 E 17TH ST, SUITE N453
SANTA ANA, CA 92701
Acupuncturist
1125 E 17TH ST, N560
SANTA ANA, CA 92701
Orthopaedic Surgery
1125 E 17TH ST, #E218
SANTA ANA, CA 92701
Orthopaedic Surgery
1125 E 17TH ST, #E218
SANTA ANA, CA 92701
Optometrist
1125 E 17TH ST, N-455
SANTA ANA, CA 92701
Prosthetic/Orthotic Supplier
1125 E 17TH ST, SUITE E-107
SANTA ANA, CA 92701
Specialist
1125 E 17TH ST, SUITE N560
SANTA ANA, CA 92701
Internal Medicine
1125 E 17TH ST, W-117
SANTA ANA, CA 92701
Podiatrist (Foot & Ankle Surgery)
1125 E 17TH ST, SUITE E107
SANTA ANA, CA 92701
Internal Medicine
1125 E 17TH ST
SANTA ANA, CA 92701
Acupuncturist
1125 E 17TH ST, SUITE W-117
SANTA ANA, CA 92701
Clinical Medical Laboratory
1125 E 17TH ST, SUITE N-156
SANTA ANA, CA 92701
Chiropractor
1125 E 17TH ST, SUITE N557
SANTA ANA, CA 92701

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841365921, enumerated as an "individual" on November 22, 2006.

The provider is located at 1125 E 17TH ST STE E 110 SANTA ANA, CA 92701 and the phone number is (714) 550-0110.

Pediatrics with taxonomy code 208000000X.