HARRY NIVEN ALLEYN MD, MPH
NPI 1558844217
Pediatrics in San Juan, PR

NPI Status: Active since September 10, 2018

Contact Information

120 AVE LA SIERRA
APT 22
SAN JUAN, PR
ZIP 00926
Phone: (305) 608-5906

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  • Individual
  • Male
  • Pediatrics

About HARRY ALLEYN

This page provides the complete NPI Profile along with additional information for Harry Alleyn, a pediatrician established in San Juan, Puerto Rico with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1558844217 assigned on September 2018. The practitioner's primary taxonomy code is 208000000X with license number 21866 (PR). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1558844217
Provider Name
HARRY NIVEN ALLEYN MD, MPH
Gender
Male
Entity Type
Individual
Location Address
120 AVE LA SIERRA APT 22 SAN JUAN, PR 00926
Location Phone
(305) 608-5906
Mailing Address
138 WINSTON CHURCHILL PMB 981 SAN JUAN, PR 00926
Mailing Phone
(305) 608-5906
Is Sole Proprietor?
No
Enumeration Date
09-10-2018
Last Update Date
08-20-2024
Code Navigator

A pediatrician like Harry Alleyn 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.
21866
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)
1208D00000XAllopathic & Osteopathic Physicians

General Practice

21866 (PR)

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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 1558844217, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
Check
7
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 5 → 10 → 1 8 → 16 → 7 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 1 + 6 + 4 + 8 + 2 + 2 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1558844217.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Speech-Language Pathologist
120 AVE LA SIERRA, BOX 128
SAN JUAN, PR 00926

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558844217, enumerated as an "individual" on September 10, 2018.

The provider is located at 120 AVE LA SIERRA APT 22 SAN JUAN, PR 00926 and the phone number is (305) 608-5906.

Pediatrics with taxonomy code 208000000X.