MICHAEL SWEETMAN LAC
NPI 1639051923
Counselor - Professional in Mesa, AZ

NPI Status: Active since July 25, 2025

Contact Information

54 S CENTER ST
MESA, AZ
ZIP 85210
Phone: (480) 709-4635

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  • Individual
  • Male
  • Counselor
  • Professional

About MICHAEL SWEETMAN

This page provides the complete NPI Profile along with additional information for Michael Sweetman, a provider established in Mesa, Arizona with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1639051923 assigned on July 2025. The practitioner's primary taxonomy code is 101YP2500X with license number LAC-22657 (AZ). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1639051923
Provider Name
MICHAEL SWEETMAN LAC
Gender
Male
Entity Type
Individual
Location Address
54 S CENTER ST MESA, AZ 85210
Location Phone
(480) 709-4635
Mailing Address
27820 N 42ND ST CAVE CREEK, AZ 85331
Mailing Phone
(480) 251-1907
Is Sole Proprietor?
Yes
Enumeration Date
07-25-2025
Last Update Date
07-25-2025
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
LAC-22657
License State
AZ

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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 1639051923, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 0 + 5 + 2 + 9 + 4 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1639051923.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Durable Medical Equipment & Medical Supplies
54 S CENTER ST, STE B
MESA, AZ 85210
Counselor
54 S CENTER ST
MESA, AZ 85210
Counselor (Mental Health)
54 S CENTER ST
MESA, AZ 85210
Counselor
54 S CENTER ST
MESA, AZ 85210
Counselor (Professional)
54 S CENTER ST
MESA, AZ 85210
Counselor (Addiction (Substance Use Disorder))
54 S CENTER ST
MESA, AZ 85210

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639051923, enumerated as an "individual" on July 25, 2025.

The provider is located at 54 S CENTER ST MESA, AZ 85210 and the phone number is (480) 709-4635.

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