MR. JEFFREY WILLIAM PRIESS
NPI 1770060436
Counselor in Tarzana, CA

NPI Status: Active since July 25, 2018

Contact Information

18646 OXNARD ST
TARZANA, CA
ZIP 91356
Phone: (888) 777-8565

NPI Profile Information
Primary Taxonomy
Group Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Counselor

About JEFFREY PRIESS

This page provides the complete NPI Profile along with additional information for Jeffrey Priess, a provider established in Tarzana, California with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1770060436 assigned on July 2018. The practitioner's primary taxonomy code is 101Y00000X. The provider is registered as an individual and his NPI record was last updated 8 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI: 1770060436
Provider Name: MR. JEFFREY WILLIAM PRIESS
Gender: Male
Entity Type: Individual
Location Address: 18646 OXNARD ST TARZANA, CA 91356
Location Phone: (888) 777-8565
Mailing Address: 1360 N LAUREL AVE APT 1 WEST HOLLYWOOD, CA 90046
Mailing Phone: (323) 326-6648
Is Sole Proprietor?: Yes
Enumeration Date: 07-25-2018
Last Update Date: 07-25-2018
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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
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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 1770060436, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 14 → 1 + 4

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 0

Pos 8

Unchanged

Pos 9

Doubled → 6

Check

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 7 → 14 → 5 0 → 0 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 0 + 6 + 0 + 4 + 6 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6

This NPI is valid

The calculated check digit is 6, which matches the last digit of 1770060436.