ELENA LIN O'CALLAHAN RD
NPI 1134687593
Dietitian, Registered in Everett, WA

NPI Status: Active since March 05, 2019

Contact Information

2930 MAPLE ST
EVERETT, WA
ZIP 98201
Phone: (425) 261-1500
Fax: (425) 261-1515

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  • Individual
  • Female
  • Dietitian, Registered

About ELENA O'CALLAHAN

This page provides the complete NPI Profile along with additional information for Elena O'callahan, a provider established in Everett, Washington with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1134687593 assigned on March 2019. The practitioner's primary taxonomy code is 133V00000X with license number 86049760 (). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1134687593
Provider Name
ELENA LIN O'CALLAHAN RD
Other Name
ELENA LIN LOO RD
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
2930 MAPLE ST EVERETT, WA 98201
Location Phone
(425) 261-1500
Location Fax
(425) 261-1515
Mailing Address
2003 NW 57TH ST UNIT 101 SEATTLE, WA 98107
Mailing Phone
(419) 973-6589
Is Sole Proprietor?
No
Enumeration Date
03-05-2019
Last Update Date
04-26-2021
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Location Map

Secondary Locations

  • 1100 9th Ave
    Seattle, WA 98101
    (206) 223-6600

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.
86049760
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)
1133V00000XDietary & Nutritional Service Providers

Dietitian, Registered

DI60894926 (WA)

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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 1134687593, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
1
Unchanged
Pos 3
3
Doubled → 6
Pos 4
4
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 1 + 2 + 8 + 1 + 4 + 5 + 1 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1134687593.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Practitioner (Psychiatric/Mental Health)
2930 MAPLE ST
EVERETT, WA 98201
Licensed Practical Nurse
2930 MAPLE ST
EVERETT, WA 98201
Registered Nurse
2930 MAPLE ST
EVERETT, WA 98201
Physician Assistant (Medical)
2930 MAPLE ST
EVERETT, WA 98201
Registered Nurse
2930 MAPLE ST
EVERETT, WA 98201
Family Medicine
2930 MAPLE ST
EVERETT, WA 98201
Family Medicine
2930 MAPLE ST
EVERETT, WA 98201
Licensed Practical Nurse
2930 MAPLE ST
EVERETT, WA 98201
Registered Nurse
2930 MAPLE ST
EVERETT, WA 98201
Licensed Practical Nurse
2930 MAPLE ST
EVERETT, WA 98201
Registered Nurse (Ambulatory Care)
2930 MAPLE ST
EVERETT, WA 98201
Optometrist
2930 MAPLE ST
EVERETT, WA 98201
Physician Assistant
2930 MAPLE ST
EVERETT, WA 98201
Ophthalmology
2930 MAPLE ST
EVERETT, WA 98201
Optometrist
2930 MAPLE ST
EVERETT, WA 98201
Physical Therapist
2930 MAPLE ST
EVERETT, WA 98201
Pharmacist
2930 MAPLE ST
EVERETT, WA 98201
Pharmacist
2930 MAPLE ST
EVERETT, WA 98201
Pharmacist
2930 MAPLE ST
EVERETT, WA 98201
Pharmacist
2930 MAPLE ST
EVERETT, WA 98201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134687593, enumerated as an "individual" on March 05, 2019.

The provider is located at 2930 MAPLE ST EVERETT, WA 98201 and the phone number is (425) 261-1500.

Dietitian, Registered with taxonomy code 133V00000X.