SABRINA HARTWELL
NPI 1912858556
Dietitian, Registered - Nutrition, Sports Dietetics in Chapel Hill, NC

NPI Status: Active since February 09, 2026

Contact Information

91 STADIUM DRIVE
CHAPEL HILL, NC
ZIP 27515
Phone: (919) 962-2067

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  • Individual
  • Female
  • Dietitian, Registered
  • Nutrition, Sports Dietetics

About SABRINA HARTWELL

This page provides the complete NPI Profile along with additional information for Sabrina Hartwell, a provider established in Chapel Hill, North Carolina with a medical specialization in Dietitian, Registered, focusing in nutrition, sports dietetics . The healthcare provider is registered in the NPI registry with number 1912858556 assigned on February 2026. The practitioner's primary taxonomy code is 133VN1501X. The provider is registered as an individual and her NPI record was last updated February 2026.

NPI
1912858556
Provider Name
SABRINA HARTWELL
Gender
Female
Entity Type
Individual
Location Address
91 STADIUM DRIVE CHAPEL HILL, NC 27515
Location Phone
(919) 962-2067
Mailing Address
104 AIRPORT DR CHAPEL HILL, NC 27599
Is Sole Proprietor?
No
Enumeration Date
02-09-2026
Last Update Date
02-09-2026
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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

Dietitian, Registered Nutrition, Sports Dietetics

Taxonomy Code
133VN1501X
Type
Dietary & Nutritional Service Providers
Taxonomy Description
An individual who is a Board Certified Specialist in Sports Dietetics and applies evidence-based nutrition knowledge in exercise and sports. RDNs specializing in sports dietetics assess, educate, and counsel athletes and active individuals. They design, implement, and manage safe and effective nutrition strategies that enhance lifelong health, fitness, and optimal performance.

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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 1912858556, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 2 + 2 + 1 + 6 + 5 + 1 + 6 + 5 + 1 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1912858556.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912858556, enumerated as an "individual" on February 09, 2026.

The provider is located at 91 STADIUM DRIVE CHAPEL HILL, NC 27515 and the phone number is (919) 962-2067.

Dietitian, Registered with taxonomy code 133VN1501X and a focus in Nutrition, Sports Dietetics.