SPENCER MICHELE MAHAFFEY LIGHTFOOT
NPI 1598623027
Counselor - Professional in Tempe, AZ

NPI Status: Active since January 13, 2026

Contact Information

401 W BASELINE RD
TEMPE, AZ
ZIP 85283
Phone: (480) 307-6446

Get Directions Write a Review

  • Individual
  • Female
  • Counselor
  • Professional

About SPENCER MAHAFFEY LIGHTFOOT

This page provides the complete NPI Profile along with additional information for Spencer Mahaffey Lightfoot, a provider established in Tempe, Arizona with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1598623027 assigned on January 2026. The practitioner's primary taxonomy code is 101YP2500X with license number LAC22866 (AZ). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1598623027
Provider Name
SPENCER MICHELE MAHAFFEY LIGHTFOOT
Gender
Female
Entity Type
Individual
Location Address
401 W BASELINE RD TEMPE, AZ 85283
Location Phone
(480) 307-6446
Mailing Address
401 W BASELINE RD TEMPE, AZ 85283
Mailing Phone
(480) 307-6446
Is Sole Proprietor?
No
Enumeration Date
01-13-2026
Last Update Date
01-13-2026
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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
LAC22866
License State
AZ

Reviews for SPENCER MICHELE MAHAFFEY LIGHTFOOT

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 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 1598623027, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
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 9 → 18 → 9 6 → 12 → 3 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 2 + 2 + 6 + 0 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1598623027.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Counselor (Mental Health)
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Counselor (Professional)
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Counselor
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Counselor
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283
Behavior Technician
401 W BASELINE RD
TEMPE, AZ 85283

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598623027, enumerated as an "individual" on January 13, 2026.

The provider is located at 401 W BASELINE RD TEMPE, AZ 85283 and the phone number is (480) 307-6446.

Counselor with taxonomy code 101YP2500X and a focus in Professional.