DAVID R HECKENLIVELY JR. MFT
NPI 1861962870
Counselor in Walnut Creek, CA

NPI Status: Active since December 03, 2018

Contact Information

33 QUAIL CT STE 103
WALNUT CREEK, CA
ZIP 94596
Phone: (925) 788-4541

Get Directions Write a Review

  • Individual
  • Male
  • Counselor

About DAVID HECKENLIVELY

This page provides the complete NPI Profile along with additional information for David Heckenlively, a provider established in Walnut Creek, California with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1861962870 assigned on December 2018. The practitioner's primary taxonomy code is 101Y00000X with license number 38744 (CA). The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1861962870
Provider Name
DAVID R HECKENLIVELY JR. MFT
Gender
Male
Entity Type
Individual
Location Address
33 QUAIL CT STE 103 WALNUT CREEK, CA 94596
Location Phone
(925) 788-4541
Mailing Address
1009 NORWICH PL WALNUT CREEK, CA 94598
Mailing Phone
(925) 788-4541
Is Sole Proprietor?
Yes
Enumeration Date
12-03-2018
Last Update Date
12-03-2018
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

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
License No.
38744
License State
CA
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.

Reviews for DAVID R HECKENLIVELY JR. MFT

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 1861962870, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
0
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 6 → 12 → 3 9 → 18 → 9 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 1 + 8 + 6 + 4 + 8 + 1 + 4 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1861962870.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861962870, enumerated as an "individual" on December 03, 2018.

The provider is located at 33 QUAIL CT STE 103 WALNUT CREEK, CA 94596 and the phone number is (925) 788-4541.

Counselor with taxonomy code 101Y00000X.