MRS. GRECIA ARROYO OTERO MD
NPI 1770161325
Pediatrics in Houston, TX

NPI Status: Active since April 01, 2021

Contact Information

1 BAYLOR PLZ
HOUSTON, TX
ZIP 77030
Phone: (832) 824-5497

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  • Individual
  • Female
  • Pediatrics

About GRECIA ARROYO OTERO

This page provides the complete NPI Profile along with additional information for Grecia Arroyo Otero, a pediatrician established in Houston, Texas with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1770161325 assigned on April 2021. The practitioner's primary taxonomy code is 208000000X with license number 24343 (PR). The provider is registered as an individual and her NPI record was last updated February 2026.

NPI
1770161325
Provider Name
MRS. GRECIA ARROYO OTERO MD
Gender
Female
Entity Type
Individual
Location Address
1 BAYLOR PLZ HOUSTON, TX 77030
Location Phone
(832) 824-5497
Mailing Address
100 AVE LAUREL BAYAMON, PR 00956
Mailing Phone
(787) 226-1655
Is Sole Proprietor?
Yes
Enumeration Date
04-01-2021
Last Update Date
02-22-2026
Code Navigator

A pediatrician like Grecia Arroyo Otero 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.
24343
License State
PR
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.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

(TX)

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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 1770161325, 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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
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 7 → 14 → 5 1 → 2 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 2 + 6 + 2 + 3 + 4 + 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 1770161325.

Other Providers at the Same Location


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

Genetic Counselor, MS
1 BAYLOR PLZ, BAYLOR COLLEGE OF MEDICINE
HOUSTON, TX 77030
Psychiatry & Neurology (Clinical Neurophysiology)
1 BAYLOR PLZ, SUITE NB 302
HOUSTON, TX 77030
Emergency Medicine
1 BAYLOR PLZ
HOUSTON, TX 77030
Pathology (Anatomic Pathology & Clinical Pathology)
1 BAYLOR PLZ
HOUSTON, TX 77030
Radiology (Diagnostic Radiology)
1 BAYLOR PLZ, DEPT OF RADIOLOGY,BCM 360
HOUSTON, TX 77030
Internal Medicine (Hematology & Oncology)
1 BAYLOR PLZ, MS:BCM187
HOUSTON, TX 77030
Pediatrics
1 BAYLOR PLZ, BAYLOR COLLEGE OF MEDICINE
HOUSTON, TX 77030
Pathology (Clinical Pathology/Laboratory Medicine)
1 BAYLOR PLZ
HOUSTON, TX 77030
Nurse Practitioner
1 BAYLOR PLZ, MAILSTOP BCM-185
HOUSTON, TX 77030
Pediatrics
1 BAYLOR PLZ, DEPARTMENT OF PERINATAL/NEONATAL MEDICINE
HOUSTON, TX 77030
Genetic Counselor, MS
1 BAYLOR PLZ, NAB 2015
HOUSTON, TX 77030
Clinic/Center (Medical Specialty)
1 BAYLOR PLZ, NB 302
HOUSTON, TX 77030
Psychiatry & Neurology (Psychiatry)
1 BAYLOR PLZ, MS 350
HOUSTON, TX 77030
Psychologist (Cognitive & Behavioral)
1 BAYLOR PLZ, BCM 350
HOUSTON, TX 77030
Psychiatry & Neurology (Neurology)
1 BAYLOR PLZ, T-903 MHG
HOUSTON, TX 77030
Pediatrics
1 BAYLOR PLZ
HOUSTON, TX 77030
Pathology (Clinical Laboratory Director, Non-physician)
1 BAYLOR PLZ
HOUSTON, TX 77030
Physician Assistant
1 BAYLOR PLZ, MEDICINE/PEDIATRICS MS620
HOUSTON, TX 77030
Internal Medicine (Pulmonary Disease)
1 BAYLOR PLZ, JONES BLDG 535E
HOUSTON, TX 77030
Physiological Laboratory
1 BAYLOR PLZ
HOUSTON, TX 77030

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770161325, enumerated as an "individual" on April 01, 2021.

The provider is located at 1 BAYLOR PLZ HOUSTON, TX 77030 and the phone number is (832) 824-5497.

Pediatrics with taxonomy code 208000000X.