MAC ARMSTRONG MCGUIRE
NPI 1770044455
Day Training/Habilitation Specialist in Eureka, CA

NPI Status: Active since March 26, 2019

Contact Information

531 K ST
EUREKA, CA
ZIP 95501
Phone: (707) 613-0439

Get Directions Write a Review

  • Individual
  • Male
  • Day Training/Habilitation Specialist

About MAC MCGUIRE

This page provides the complete NPI Profile along with additional information for Mac Mcguire, a provider established in Eureka, California with a medical specialization in Day Training/habilitation Specialist. The healthcare provider is registered in the NPI registry with number 1770044455 assigned on March 2019. The practitioner's primary taxonomy code is 373H00000X. The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1770044455
Provider Name
MAC ARMSTRONG MCGUIRE
Gender
Male
Entity Type
Individual
Location Address
531 K ST EUREKA, CA 95501
Location Phone
(707) 613-0439
Mailing Address
531 K ST EUREKA, CA 95501
Mailing Phone
(707) 613-0439
Is Sole Proprietor?
Yes
Enumeration Date
03-26-2019
Last Update Date
05-05-2026
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

Day Training/Habilitation Specialist

Taxonomy Code
373H00000X
Type
Nursing Service Related Providers
License State
CA
Taxonomy Description
Individuals experienced or trained in working with developmentally disabled individuals who need assistance in acquiring and maintaining life skills that enable them to cope more effectively with the demands of independent living.

Reviews for MAC ARMSTRONG MCGUIRE

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1770044455, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 7 → 14 → 5 0 → 0 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 0 + 4 + 8 + 4 + 1 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1770044455.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Marriage & Family Therapist
531 K ST
EUREKA, CA 95501
Case Manager/Care Coordinator
531 K ST
EUREKA, CA 95501
Case Manager/Care Coordinator
531 K ST
EUREKA, CA 95501
Counselor (Mental Health)
531 K ST
EUREKA, CA 95501

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770044455, enumerated as an "individual" on March 26, 2019.

The provider is located at 531 K ST EUREKA, CA 95501 and the phone number is (707) 613-0439.

Day Training/Habilitation Specialist with taxonomy code 373H00000X.