NATALIE RENEE LARSEN RDN, LDN
NPI 1790548899
Dietitian, Registered in Lisle, IL
NPI Status: Active since February 01, 2024
Contact Information
650 WARRENVILLE RD STE 100
LISLE, IL
ZIP 60532
Phone: (847) 318-3013
Fax: (833) 290-5413
- Individual
- Female
- Dietitian, Registered
About NATALIE LARSEN
This page provides the complete NPI Profile along with additional information for Natalie Larsen, a provider established in Lisle, Illinois with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1790548899 assigned on February 2024. The practitioner's primary taxonomy code is 133V00000X with license number 164.010088 (IL). The provider is registered as an individual and her NPI record was last updated March 2026.
- NPI
- 1790548899
- Provider Name
- NATALIE RENEE LARSEN RDN, LDN
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 650 WARRENVILLE RD STE 100 LISLE, IL 60532
- Location Phone
- (847) 318-3013
- Location Fax
- (833) 290-5413
- Mailing Address
- 17060 DALLAS PKWY STE 112 DALLAS, TX 75248
- Mailing Phone
- (469) 372-2022
- Mailing Fax
- (833) 290-5413
- Is Sole Proprietor?
- No
- Enumeration Date
- 02-01-2024
- Last Update Date
- 03-26-2026
- Code Navigator
Location Map
Secondary Locations
- 2415 E Camelback Rd Ste 700
Phoenix, AZ 85016
(480) 878-7843 - 800 Kinderkamack Rd Ofc 121
Oradell, NJ 07649
(347) 252-9771 - 30700 Telegraph Rd Ste 15401
Bingham Farms, MI 48025
(313) 631-7878 - 8741 S Greenwood Ave Ste 106-108
Chicago, IL 60619
(773) 920-2755 - 708 Main St Fl 10
Houston, TX 77002
(972) 460-0910 - 2311 Wilson Blvd Fl 3
Arlington, VA 22201
(804) 571-2336 - 5605 N MacArthur Blvd
Irving, TX 75038
(972) 460-0910 - 2311 Wilson Blvd Fl 3
Arlington, VA 22201
(804) 571-2336 - 1125 17th St Ste 1000
Denver, CO 80202
(720) 204-5760
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
- Taxonomy Code
- 133V00000X
- Type
- Dietary & Nutritional Service Providers
- License No.
- 164.010088
- License State
- IL
- Taxonomy Description
- A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
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 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 5343-29 (WI) |
| 2 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 86359191 (AZ) |
| 3 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | DT90573 (TX) |
| 4 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 86359191 (CO) |
| 5 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 86359191 (VA) |
| 6 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 86359191 (MI) |
| 7 | 133V00000X | Dietary & Nutritional Service Providers | Dietitian, Registered | 86359191 (NJ) |
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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 1790548899, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 71 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 8 providers are registered at the same or a nearby location.
LISLE, IL 60532
LISLE, IL 60532
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1790548899, enumerated as an "individual" on February 01, 2024.
The provider is located at 650 WARRENVILLE RD STE 100 LISLE, IL 60532 and the phone number is (847) 318-3013.
Dietitian, Registered with taxonomy code 133V00000X.
