CASEY ZWIRTZ
NPI 1821487398
Dietitian, Registered in Oklahoma City, OK

NPI Status: Active since January 21, 2015

Contact Information

921 NE 13TH ST
NFS, 201
OKLAHOMA CITY, OK
ZIP 73104
Phone: (405) 456-4651

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  • Individual
  • Male
  • Dietitian, Registered

About CASEY ZWIRTZ

This page provides the complete NPI Profile along with additional information for Casey Zwirtz, a provider established in Oklahoma City, Oklahoma with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1821487398 assigned on January 2015. The practitioner's primary taxonomy code is 133V00000X with license number 1041353 (TX). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1821487398
Provider Name
CASEY ZWIRTZ
Gender
Male
Entity Type
Individual
Location Address
921 NE 13TH ST NFS, 201 OKLAHOMA CITY, OK 73104
Location Phone
(405) 456-4651
Mailing Address
921 NE 13TH ST NFS, 201 OKLAHOMA CITY, OK 73104
Mailing Phone
(405) 456-4651
Is Sole Proprietor?
No
Enumeration Date
01-21-2015
Last Update Date
01-21-2015
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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.
1041353
License State
TX
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.

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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 1821487398, 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
8
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 2 → 4 4 → 8 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 + 8 + 4 + 1 + 8 + 8 + 1 + 4 + 3 + 1 + 8 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1821487398.

Other Providers at the Same Location


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

Family Medicine
921 NE 13TH ST, VA MEDICAL CENTER
OKLAHOMA CITY, OK 73104
Social Worker (Clinical)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Family Medicine
921 NE 13TH ST, VA MEDICAL CENTER-111-AC
OKLAHOMA CITY, OK 73104
Anesthesiology
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Speech-Language Pathologist
921 NE 13TH ST, 126
OKLAHOMA CITY, OK 73104
Audiologist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Audiologist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Speech-Language Pathologist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Audiologist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Pharmacist
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Family Medicine
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Dentist (General Practice)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Dentist (General Practice)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Nurse Practitioner (Family)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Pharmacist (Pharmacotherapy)
921 NE 13TH ST, VA MEDICAL CENTER, PHARMACY SVC (119)
OKLAHOMA CITY, OK 73104
Dentist (Prosthodontics)
921 NE 13TH ST, VA MEDICAL CENTER
OKLAHOMA CITY, OK 73104
Internal Medicine
921 NE 13TH ST, 175
OKLAHOMA CITY, OK 73104
Pharmacist (Pharmacotherapy)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Physician Assistant
921 NE 13TH ST
OKLAHOMA CITY, OK 73104
Pharmacist (Psychiatric)
921 NE 13TH ST
OKLAHOMA CITY, OK 73104

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821487398, enumerated as an "individual" on January 21, 2015.

The provider is located at 921 NE 13TH ST NFS, 201 OKLAHOMA CITY, OK 73104 and the phone number is (405) 456-4651.

Dietitian, Registered with taxonomy code 133V00000X.