MR. MARK LANDEROS
NPI 1649549163
Counselor in San Dimas, CA

NPI Status: Active since December 29, 2011

Contact Information

301 E ARROW HWY
102
SAN DIMAS, CA
ZIP 91773
Phone: (909) 293-7850

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  • Individual
  • Male
  • Counselor

About MARK LANDEROS

This page provides the complete NPI Profile along with additional information for Mark Landeros, a provider established in San Dimas, California with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1649549163 assigned on December 2011. The practitioner's primary taxonomy code is 101Y00000X. The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1649549163
Provider Name
MR. MARK LANDEROS
Gender
Male
Entity Type
Individual
Location Address
301 E ARROW HWY 102 SAN DIMAS, CA 91773
Location Phone
(909) 293-7850
Mailing Address
301 E ARROW HWY 102 SAN DIMAS, CA 91773
Mailing Phone
(909) 293-7850
Is Sole Proprietor?
No
Enumeration Date
12-29-2011
Last Update Date
12-29-2011
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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.

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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 1649549163, 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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 4 → 8 5 → 10 → 1 9 → 18 → 9 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 1 + 0 + 4 + 1 + 8 + 1 + 1 + 2 + 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 1649549163.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Counselor
301 E ARROW HWY, SUITE 102
SAN DIMAS, CA 91773
Counselor
301 E ARROW HWY, SUIT 102
SAN DIMAS, CA 91773
Clinical Medical Laboratory
301 E ARROW HWY, SUITE 103
SAN DIMAS, CA 91773

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649549163, enumerated as an "individual" on December 29, 2011.

The provider is located at 301 E ARROW HWY 102 SAN DIMAS, CA 91773 and the phone number is (909) 293-7850.

Counselor with taxonomy code 101Y00000X.