DR. LINDA DIANE HUFFHINES EDD
NPI 1649264078
Counselor in Grapevine, TX

NPI Status: Active since August 31, 2005

Contact Information

625 W COLLEGE
SUITE 109
GRAPEVINE, TX
ZIP 76051
Phone: (817) 481-6951
Fax: (817) 421-7647

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  • Individual
  • Female
  • Counselor

About LINDA HUFFHINES

This page provides the complete NPI Profile along with additional information for Linda Huffhines, a provider established in Grapevine, Texas with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1649264078 assigned on August 2005. The practitioner's primary taxonomy code is 101Y00000X with license number 4671 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1649264078
Provider Name
DR. LINDA DIANE HUFFHINES EDD
Gender
Female
Entity Type
Individual
Location Address
625 W COLLEGE SUITE 109 GRAPEVINE, TX 76051
Location Phone
(817) 481-6951
Location Fax
(817) 421-7647
Mailing Address
625 W COLLEGE SUITE 109 GRAPEVINE, TX 76051
Mailing Phone
(817) 481-6951
Mailing Fax
(817) 421-7647
Is Sole Proprietor?
No
Enumeration Date
08-31-2005
Last Update Date
09-11-2025
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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

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
License No.
4671
License State
TX
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1101YP2500XBehavioral Health & Social Service Providers

Counselor
Professional

4671 (TX)
2106H00000XBehavioral Health & Social Service Providers

Marriage & Family Therapist

2585 (TX)

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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 1649264078, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
8
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 4 → 8 2 → 4 4 → 8 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 4 + 6 + 8 + 0 + 1 + 4 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1649264078.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649264078, enumerated as an "individual" on August 31, 2005.

The provider is located at 625 W COLLEGE SUITE 109 GRAPEVINE, TX 76051 and the phone number is (817) 481-6951.

Counselor with taxonomy code 101Y00000X.