MR. IRWIN A. TANG LPC, MA, MFA
NPI 1558669382
Counselor - Professional in Austin, TX

NPI Status: Active since March 02, 2011

Contact Information

12701 RESEARCH BLVD STE 311
AUSTIN, TX
ZIP 78759
Phone: (512) 554-5431

Get Directions Write a Review

  • Individual
  • Male
  • Counselor
  • Professional

About IRWIN TANG

This page provides the complete NPI Profile along with additional information for Irwin Tang, a provider established in Austin, Texas with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1558669382 assigned on March 2011. The practitioner's primary taxonomy code is 101YP2500X with license number 62771 (TX). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1558669382
Provider Name
MR. IRWIN A. TANG LPC, MA, MFA
Gender
Male
Entity Type
Individual
Location Address
12701 RESEARCH BLVD STE 311 AUSTIN, TX 78759
Location Phone
(512) 554-5431
Mailing Address
12111 FORSYTHE DR AUSTIN, TX 78759
Mailing Phone
(512) 832-9039
Is Sole Proprietor?
Yes
Enumeration Date
03-02-2011
Last Update Date
03-02-2011
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.
62771
License State
TX

Reviews for MR. IRWIN A. TANG LPC, MA, MFA

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 1558669382, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 5 → 10 → 1 6 → 12 → 3 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 1 + 2 + 6 + 1 + 8 + 3 + 1 + 6 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1558669382.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558669382, enumerated as an "individual" on March 02, 2011.

The provider is located at 12701 RESEARCH BLVD STE 311 AUSTIN, TX 78759 and the phone number is (512) 554-5431.

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