DR. ALYSIA N SEELEY DNP, CPNP -AC
NPI 1033649199
Nurse Practitioner - Pediatrics, Critical Care in Saint Louis, MO

NPI Status: Active since June 12, 2017

Contact Information

1 CHILDRENS PL
SAINT LOUIS, MO
ZIP 63110
Phone: (314) 454-6000

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
Secondary Locations
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Nurse Practitioner
Pediatrics, Critical Care

About ALYSIA SEELEY

This page provides the complete NPI Profile along with additional information for Alysia Seeley, a provider established in Saint Louis, Missouri with a medical specialization in Nurse Practitioner, focusing in pediatrics, critical care . The healthcare provider is registered in the NPI registry with number 1033649199 assigned on June 2017. The practitioner's primary taxonomy code is 363LP0222X with license number 2020011017 (MO). The provider is registered as an individual and her NPI record was last updated February 2026.

NPI: 1033649199
Provider Name: DR. ALYSIA N SEELEY DNP, CPNP -AC
Other Name: ALYSIA N HUBER PNP
Other Name Type: Former Name (1)
Gender: Female
Entity Type: Individual
Location Address: 1 CHILDRENS PL SAINT LOUIS, MO 63110
Location Phone: (314) 454-6000
Mailing Address: 1 CHILDRENS PL SAINT LOUIS, MO 63110
Mailing Phone: (314) 454-6000
Is Sole Proprietor?: No
Enumeration Date: 06-12-2017
Last Update Date: 02-10-2026
Code Navigator

A nurse practitioner (NP) like Alysia Seeley 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

Secondary Locations

2400 N Rockton Ave
Rockford, IL 61103
(815) 971-5513

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, Critical Care
Taxonomy Code: 363LP0222X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 2020011017
License State: MO

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)
1	363LP0222X	Physician Assistants & Advanced Practice Nursing Providers	Nurse Practitioner Pediatrics, Critical Care	209016050 (IL)

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 1033649199, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

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 3 → 6 6 → 12 → 3 9 → 18 → 9 9 → 18 → 9