APRIL KAREN VALDEZ MARQUEZ DO, MPH
NPI 1265927305
Pediatrics in Dededo, GU

NPI Status: Active since June 29, 2018

Contact Information

520 W SANTA MONICA AVE
DEDEDO, GU
ZIP 96929
Phone: (671) 635-4410

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  • Individual
  • Female
  • Pediatrics

About APRIL KAREN MARQUEZ

This page provides the complete NPI Profile along with additional information for April Karen Marquez, a pediatrician established in Dededo, Guam with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1265927305 assigned on June 2018. The practitioner's primary taxonomy code is 208000000X with license number DO-0107 (GU). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1265927305
Provider Name
APRIL KAREN VALDEZ MARQUEZ DO, MPH
Gender
Female
Entity Type
Individual
Location Address
520 W SANTA MONICA AVE DEDEDO, GU 96929
Location Phone
(671) 635-4410
Mailing Address
520 W SANTA MONICA AVE DEDEDO, GU 96929
Mailing Phone
(671) 635-4410
Is Sole Proprietor?
No
Enumeration Date
06-29-2018
Last Update Date
05-17-2024
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A pediatrician like April Karen Marquez 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.
DO-0107
License State
GU
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 1265927305, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
5
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 9 → 18 → 9 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 1 + 8 + 2 + 1 + 4 + 3 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1265927305.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Public Health or Welfare
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Public Health or Welfare
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Advanced Practice Midwife
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Nurse Practitioner
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Nurse Practitioner (Family)
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Advanced Practice Midwife
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Clinic/Center (Public Health, State or Local)
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Nurse Practitioner (Family)
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Nurse Practitioner (Family)
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Clinic/Center (Federally Qualified Health Center (FQHC))
520 W SANTA MONICA AVE
DEDEDO, GU 96929
Pharmacy (Clinic Pharmacy)
520 W SANTA MONICA AVE
DEDEDO, GU 96929

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265927305, enumerated as an "individual" on June 29, 2018.

The provider is located at 520 W SANTA MONICA AVE DEDEDO, GU 96929 and the phone number is (671) 635-4410.

Pediatrics with taxonomy code 208000000X.