DR. ISAAC CASTELLANOS DC
NPI 1235091117
Chiropractor - Pediatric Chiropractor in Casper, WY

NPI Status: Active since November 29, 2025

Contact Information

800 WERNER CT STE 220A
CASPER, WY
ZIP 82601
Phone: (307) 301-2918
Fax: (307) 301-2919

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  • Individual
  • Male
  • Chiropractor
  • Pediatric Chiropractor

About ISAAC CASTELLANOS

This page provides the complete NPI Profile along with additional information for Isaac Castellanos, a provider established in Casper, Wyoming with a medical specialization in Chiropractor, focusing in pediatric chiropractor . The healthcare provider is registered in the NPI registry with number 1235091117 assigned on November 2025. The practitioner's primary taxonomy code is 111NP0017X with license number 880 (WY). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1235091117
Provider Name
DR. ISAAC CASTELLANOS DC
Gender
Male
Entity Type
Individual
Location Address
800 WERNER CT STE 220A CASPER, WY 82601
Location Phone
(307) 301-2918
Location Fax
(307) 301-2919
Mailing Address
800 WERNER CT STE 220A CASPER, WY 82601
Mailing Phone
(307) 301-2918
Mailing Fax
(307) 301-2919
Is Sole Proprietor?
No
Enumeration Date
11-29-2025
Last Update Date
11-29-2025
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A chiropractor like Isaac Castellanos helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.

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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

Chiropractor Pediatric Chiropractor

Taxonomy Code
111NP0017X
Type
Chiropractic Providers
License No.
880
License State
WY
Taxonomy Description
The Pediatric Chiropractor is a chiropractor with specialized, advanced training and certification in the evaluation, care and management of health and wellness conditions of infancy, childhood and adolescence. This specialist provides primary, comprehensive, therapeutic and preventative chiropractic health care for newborns through adolescents.

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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 1235091117, we treat the final digit (7) 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 7).

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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
7
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 0 → 0 1 → 2 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 0 + 9 + 2 + 1 + 2 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1235091117.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235091117, enumerated as an "individual" on November 29, 2025.

The provider is located at 800 WERNER CT STE 220A CASPER, WY 82601 and the phone number is (307) 301-2918.

Chiropractor with taxonomy code 111NP0017X and a focus in Pediatric Chiropractor.