Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MARY MELANI JASKOWIAK RN, CPNP
NPI 1780642413
Nurse Practitioner - Pediatrics in Mesa, AZ

Active since May 02, 2006
4540 E BASELINE RD, STE 108, MESA, AZ 85206(480) 892-3880(480) 545-4551 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Nurse Practitioner
  • Pediatrics

About MARY JASKOWIAK

This page provides the complete NPI Profile along with additional information for Mary Jaskowiak, a provider established in Mesa, Arizona with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1780642413 assigned on May 2006. The practitioner's primary taxonomy code is 363LP0200X with license number RN049921 (AZ). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1780642413
Provider Name
MARY MELANI JASKOWIAK RN, CPNP
Gender
Female
Entity Type
Individual
Location Address
4540 E BASELINE RD STE 108 MESA, AZ 85206
Location Phone
(480) 892-3880
Location Fax
(480) 545-4551
Mailing Address
4540 E BASELINE RD STE 108 MESA, AZ 85206
Mailing Phone
(480) 892-3880
Mailing Fax
(480) 545-4551
Is Sole Proprietor?
No
Enumeration Date
05-02-2006
Last Update Date
07-13-2026
Code Navigator

A nurse practitioner (NP) like Mary Jaskowiak is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, 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

Nurse Practitioner Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
RN049921
License State
AZ

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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 1780642413, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
2
Doubled → 4
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
3
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 8 → 16 → 7 6 → 12 → 3 2 → 4 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 1 + 2 + 4 + 4 + 4 + 2 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1780642413.

Other Providers at the Same Location


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

Family Medicine
4540 E BASELINE RD, #113
MESA, AZ 85206
Internal Medicine (Gastroenterology)
4540 E BASELINE RD, SUITE 115
MESA, AZ 85206
Pediatrics
4540 E BASELINE RD, SUITE 108
MESA, AZ 85206
Nurse Practitioner (Pediatrics)
4540 E BASELINE RD, SUITE 108
MESA, AZ 85206
Internal Medicine
4540 E BASELINE RD, SUITE 114
MESA, AZ 85206
Chiropractor
4540 E BASELINE RD, SUITE 105
MESA, AZ 85206
Dentist
4540 E BASELINE RD, # 110
MESA, AZ 85206
Physical Therapist
4540 E BASELINE RD, STE 105
MESA, AZ 85206
Obstetrics & Gynecology (Gynecology)
4540 E BASELINE RD, UNIT 115
MESA, AZ 85206
Internal Medicine (Gastroenterology)
4540 E BASELINE RD, SUITE 115
MESA, AZ 85206
Dentist (Orthodontics and Dentofacial Orthopedics)
4540 E BASELINE RD, SUITE # 104
MESA, AZ 85206
Specialist
4540 E BASELINE RD, # 119
MESA, AZ 85206
Pediatrics
4540 E BASELINE RD, SUITE 108
MESA, AZ 85206
Chiropractor
4540 E BASELINE RD, SUITE 112
MESA, AZ 85206
Pediatrics
4540 E BASELINE RD, SUITE 108
MESA, AZ 85206
Chiropractor
4540 E BASELINE RD, SUITE 105
MESA, AZ 85206
Physical Medicine & Rehabilitation
4540 E BASELINE RD, SUITE 105
MESA, AZ 85206
Family Medicine
4540 E BASELINE RD, SUITE 113
MESA, AZ 85206
Nurse Practitioner (Family)
4540 E BASELINE RD, #105
MESA, AZ 85206
Physician Assistant
4540 E BASELINE RD, 115
MESA, AZ 85206

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780642413, enumerated as an "individual" on May 02, 2006.

The provider is located at 4540 E BASELINE RD STE 108 MESA, AZ 85206 and the phone number is (480) 892-3880.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.