JOHN CLARK LAMASTER CRABT
NPI 1609592856
Perfusionist in Longview, TX

NPI Status: Active since October 18, 2022

Contact Information

2901 4TH ST
LONGVIEW, TX
ZIP 75605
Phone: (903) 758-1818

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  • Individual
  • Male
  • Perfusionist

About JOHN LAMASTER

This page provides the complete NPI Profile along with additional information for John Lamaster, a provider established in Longview, Texas with a medical specialization in Perfusionist. The healthcare provider is registered in the NPI registry with number 1609592856 assigned on October 2022. The practitioner's primary taxonomy code is 242T00000X. The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1609592856
Provider Name
JOHN CLARK LAMASTER CRABT
Gender
Male
Entity Type
Individual
Location Address
2901 4TH ST LONGVIEW, TX 75605
Location Phone
(903) 758-1818
Mailing Address
2208 JUDSON RD LONGVIEW, TX 75605
Mailing Phone
(903) 234-0744
Is Sole Proprietor?
No
Enumeration Date
10-18-2022
Last Update Date
10-21-2022
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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

Perfusionist

Taxonomy Code
242T00000X
Type
Technologists, Technicians & Other Technical Service Providers
Taxonomy Description
A perfusionist operates extracorporeal circulation and autotransfusion equipment during any medical situation where it is necessary to support or temporarily replace the patient's circulatory or respiratory function. The perfusionist is knowledgeable concerning the variety of equipment available to perform extracorporeal circulation functions and is responsible, in consultation with the physician, for selecting the appropriate equipment and techniques to be used.

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)
1246QB0000XTechnologists, Technicians & Other Technical Service Providers

Specialist/Technologist, Pathology
Blood Banking

 
2246X00000XTechnologists, Technicians & Other Technical Service Providers

Specialist/Technologist Cardiovascular

 
3247200000XTechnologists, Technicians & Other Technical Service Providers

Technician, Other

 

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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 1609592856, 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
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
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 0 → 0 5 → 10 → 1 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 0 + 9 + 4 + 8 + 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 1609592856.

Other Providers at the Same Location


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

Nurse Practitioner
2901 4TH ST
LONGVIEW, TX 75605
Internal Medicine
2901 4TH ST
LONGVIEW, TX 75605
Nurse Anesthetist, Certified Registered
2901 4TH ST
LONGVIEW, TX 75605
Emergency Medicine
2901 4TH ST
LONGVIEW, TX 75605
Nurse Practitioner (Family)
2901 4TH ST
LONGVIEW, TX 75605
Advanced Practice Midwife
2901 4TH ST
LONGVIEW, TX 75605
Nurse Practitioner (Family)
2901 4TH ST
LONGVIEW, TX 75605
Nurse Anesthetist, Certified Registered
2901 4TH ST
LONGVIEW, TX 75605
Internal Medicine
2901 4TH ST
LONGVIEW, TX 75605
Physician Assistant
2901 4TH ST
LONGVIEW, TX 75605
Internal Medicine
2901 4TH ST, HOSPITALIST
LONGVIEW, TX 75605
Physician Assistant
2901 4TH ST
LONGVIEW, TX 75605
Anesthesiology
2901 4TH ST
LONGVIEW, TX 75605
Radiology (Vascular & Interventional Radiology)
2901 4TH ST
LONGVIEW, TX 75605
Nurse Practitioner (Family)
2901 4TH ST
LONGVIEW, TX 75605
Medicare Defined Swing Bed Unit
2901 4TH ST
LONGVIEW, TX 75605
Physician Assistant (Surgical)
2901 4TH ST
LONGVIEW, TX 75605
Physician Assistant (Surgical)
2901 4TH ST
LONGVIEW, TX 75605
Physician Assistant (Surgical)
2901 4TH ST
LONGVIEW, TX 75605
Nurse Practitioner (Family)
2901 4TH ST
LONGVIEW, TX 75605

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609592856, enumerated as an "individual" on October 18, 2022.

The provider is located at 2901 4TH ST LONGVIEW, TX 75605 and the phone number is (903) 758-1818.

Perfusionist with taxonomy code 242T00000X.