BRETT HAMPTON SHOWALTER APRN, FNP-C
NPI 1255286282
Nurse Practitioner - Family in Roanoke, VA

NPI Status: Active since March 04, 2026

Contact Information

2001 CRYSTAL SPRING AVE SW STE 203
ROANOKE, VA
ZIP 24014
Phone: (540) 982-8204
Fax: (540) 224-1059

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

Individual
Male
Nurse Practitioner
Family

About BRETT SHOWALTER

This page provides the complete NPI Profile along with additional information for Brett Showalter, a provider established in Roanoke, Virginia with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1255286282 assigned on March 2026. The practitioner's primary taxonomy code is 363LF0000X with license number 0024194673 (VA). The provider is registered as an individual and his NPI record was last updated April 2026.

NPI: 1255286282
Provider Name: BRETT HAMPTON SHOWALTER APRN, FNP-C
Gender: Male
Entity Type: Individual
Location Address: 2001 CRYSTAL SPRING AVE SW STE 203 ROANOKE, VA 24014
Location Phone: (540) 982-8204
Location Fax: (540) 224-1059
Mailing Address: 213 S JEFFERSON ST STE 1006 ROANOKE, VA 24011
Mailing Phone: (540) 224-5516
Is Sole Proprietor?: No
Enumeration Date: 03-04-2026
Last Update Date: 04-21-2026
Code Navigator

A nurse practitioner (NP) like Brett Showalter 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

1906 Belleview Ave SE
Roanoke, VA 24014
(540) 981-8749

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 Family
Taxonomy Code: 363LF0000X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 0024194673
License State: VA

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 1255286282, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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 → 10 → 1 + 0

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

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 5 → 10 → 1 2 → 4 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 4 + 8 + 1 + 2 + 2 + 1 + 6 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2

This NPI is valid

The calculated check digit is 2, which matches the last digit of 1255286282.