MARISSA LUBIN BUCHAN MS, RD
NPI 1104552868
Dietitian, Registered - Nutrition, Oncology in Chicago, IL
NPI Status: Active since July 26, 2022
Contact Information
1433 W HENDERSON ST UNIT 1
CHICAGO, IL
ZIP 60657
Phone: (847) 722-0606
- Individual
- Female
- Dietitian, Registered
- Nutrition, Oncology
About MARISSA BUCHAN
This page provides the complete NPI Profile along with additional information for Marissa Buchan, a provider established in Chicago, Illinois with a medical specialization in Dietitian, Registered, focusing in nutrition, oncology . The healthcare provider is registered in the NPI registry with number 1104552868 assigned on July 2022. The practitioner's primary taxonomy code is 133VN1301X. The provider is registered as an individual and her NPI record was last updated 4 years ago.
- NPI
- 1104552868
- Provider Name
- MARISSA LUBIN BUCHAN MS, RD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1433 W HENDERSON ST UNIT 1 CHICAGO, IL 60657
- Location Phone
- (847) 722-0606
- Mailing Address
- 590 MADISON AVE FL 21 NEW YORK, NY 10022
- Is Sole Proprietor?
- No
- Enumeration Date
- 07-26-2022
- Last Update Date
- 07-26-2022
- Code Navigator
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, Oncology
- Taxonomy Code
- 133VN1301X
- Type
- Dietary & Nutritional Service Providers
- Taxonomy Description
- An individual who is a Board Certified Specialist in Oncology Nutrition and provides direct nutrition care for individuals at risk for or diagnosed with cancer. RDNs working directly with individuals at risk for, or diagnosed with, any type of malignancy or pre-malignant condition, in a variety of settings (e.g. hospitals, clinics, cancer centers, hospices, public health), OR indirectly through roles in management, education, industry, and research practice linked specifically to oncology nutrition. RDN who works indirectly with oncology nutrition through roles in management, education, industry, and research.
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 | 86008849 (NY) |
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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 1104552868, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).
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 52 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1104552868, enumerated as an "individual" on July 26, 2022.
The provider is located at 1433 W HENDERSON ST UNIT 1 CHICAGO, IL 60657 and the phone number is (847) 722-0606.
Dietitian, Registered with taxonomy code 133VN1301X and a focus in Nutrition, Oncology.
