DR. ALEXANDER JONATHAN STRZALKOWSKI MD
NPI 1578051868
Pediatrics in Union, NJ

NPI Status: Active since April 23, 2018

Contact Information

2840 MORRIS AVE
UNION, NJ
ZIP 07083
Phone: (888) 244-5373
Fax: (732) 418-8372

Get Directions Write a Review

  • Individual
  • Male
  • Pediatrics

About ALEXANDER STRZALKOWSKI

This page provides the complete NPI Profile along with additional information for Alexander Strzalkowski, a pediatrician established in Union, New Jersey with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1578051868 assigned on April 2018. The practitioner's primary taxonomy code is 208000000X with license number 25MA11856400 (NJ). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1578051868
Provider Name
DR. ALEXANDER JONATHAN STRZALKOWSKI MD
Gender
Male
Entity Type
Individual
Location Address
2840 MORRIS AVE UNION, NJ 07083
Location Phone
(888) 244-5373
Location Fax
(732) 418-8372
Mailing Address
300 LONGWOOD AVE BOSTON, MA 02115
Mailing Phone
(617) 355-6000
Is Sole Proprietor?
No
Enumeration Date
04-23-2018
Last Update Date
08-19-2024
Code Navigator

A pediatrician like Alexander Strzalkowski 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

  • 300 Longwood Ave
    Boston, MA 02115
    (617) 355-6162

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.
25MA11856400
License State
NJ
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)
1208000000XAllopathic & Osteopathic Physicians

Pediatrics

286718 (MA)

Reviews for DR. ALEXANDER JONATHAN STRZALKOWSKI MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1578051868, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 0 + 5 + 2 + 8 + 1 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1578051868.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Pediatrics
2840 MORRIS AVE
UNION, NJ 07083
Pediatrics (Developmental - Behavioral Pediatrics)
2840 MORRIS AVE
UNION, NJ 07083
Pediatrics
2840 MORRIS AVE
UNION, NJ 07083
Psychologist (Clinical)
2840 MORRIS AVE
UNION, NJ 07083
Nurse Practitioner (Pediatrics)
2840 MORRIS AVE
UNION, NJ 07083
Speech-Language Pathologist
2840 MORRIS AVE
UNION, NJ 07083
Nurse Practitioner (Pediatrics)
2840 MORRIS AVE
UNION, NJ 07083
Clinical Neuropsychologist
2840 MORRIS AVE
UNION, NJ 07083
Physical Therapist
2840 MORRIS AVE
UNION, NJ 07083
Nurse Practitioner (Family)
2840 MORRIS AVE
UNION, NJ 07083
Speech-Language Pathologist
2840 MORRIS AVE
UNION, NJ 07083
Nurse Practitioner (Family)
2840 MORRIS AVE
UNION, NJ 07083
Psychiatry & Neurology (Child & Adolescent Psychiatry)
2840 MORRIS AVE
UNION, NJ 07083
Psychiatry & Neurology (Child & Adolescent Psychiatry)
2840 MORRIS AVE
UNION, NJ 07083
Pediatrics (Developmental - Behavioral Pediatrics)
2840 MORRIS AVE
UNION, NJ 07083
Nurse Practitioner (Pediatrics)
2840 MORRIS AVE
UNION, NJ 07083

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578051868, enumerated as an "individual" on April 23, 2018.

The provider is located at 2840 MORRIS AVE UNION, NJ 07083 and the phone number is (888) 244-5373.

Pediatrics with taxonomy code 208000000X.