DAIJI TAKAJO M.D.
NPI 1619532306
Pediatrics - Pediatric Cardiology in Saint Louis, MO

NPI Status: Active since May 08, 2019

Contact Information

1465 S GRAND BLVD
SAINT LOUIS, MO
ZIP 63104
Phone: (314) 577-5633
Fax: (314) 268-4035

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  • Individual
  • Male
  • Pediatrics
  • Pediatric Cardiology

About DAIJI TAKAJO

This page provides the complete NPI Profile along with additional information for Daiji Takajo, a pediatrician established in Saint Louis, Missouri with a medical specialization in Pediatrics, focusing in pediatric cardiology . The healthcare provider is registered in the NPI registry with number 1619532306 assigned on May 2019. The practitioner's primary taxonomy code is 2080P0202X with license number 2026010882 (MO). The provider is registered as an individual and his NPI record was last updated April 2026.

NPI
1619532306
Provider Name
DAIJI TAKAJO M.D.
Gender
Male
Entity Type
Individual
Location Address
1465 S GRAND BLVD SAINT LOUIS, MO 63104
Location Phone
(314) 577-5633
Location Fax
(314) 268-4035
Mailing Address
1465 S GRAND BLVD SAINT LOUIS, MO 63104
Mailing Phone
(314) 577-5633
Mailing Fax
(314) 268-4035
Is Sole Proprietor?
No
Enumeration Date
05-08-2019
Last Update Date
04-09-2026
Code Navigator

A pediatrician like Daiji Takajo 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

Secondary Locations

  • 5323 Harry Hines Blvd
    Dallas, TX 75390
    (214) 648-3111

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 Pediatric Cardiology

Taxonomy Code
2080P0202X
Type
Allopathic & Osteopathic Physicians
License No.
2026010882
License State
MO
Taxonomy Description
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.

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)
12080P0202XAllopathic & Osteopathic Physicians

Pediatrics
Pediatric Cardiology

036.179439 (IL)

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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 1619532306, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 2 + 9 + 1 + 0 + 3 + 4 + 3 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1619532306.

Other Providers at the Same Location


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

Physical Medicine & Rehabilitation
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Physical Medicine & Rehabilitation
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Radiology (Diagnostic Radiology)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Radiology (Pediatric Radiology)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Psychologist
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Psychologist
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Psychologist
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Neonatal-Perinatal Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Pediatric Emergency Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Pediatric Emergency Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Pediatric Critical Care Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Pediatric Emergency Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics (Pediatric Emergency Medicine)
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Pediatrics
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Audiologist
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Audiologist
1465 S GRAND BLVD
SAINT LOUIS, MO 63104
Nurse Practitioner
1465 S GRAND BLVD
SAINT LOUIS, MO 63104

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619532306, enumerated as an "individual" on May 08, 2019.

The provider is located at 1465 S GRAND BLVD SAINT LOUIS, MO 63104 and the phone number is (314) 577-5633.

Pediatrics with taxonomy code 2080P0202X and a focus in Pediatric Cardiology.