CHRYSTINA LONG PPS, APCC
NPI 1972353290
Counselor - Professional in San Dimas, CA

NPI Status: Active since March 27, 2024

Contact Information

540 E FOOTHILL BLVD STE 101
SAN DIMAS, CA
ZIP 91773
Phone: (626) 779-8583

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  • Individual
  • Female
  • Counselor
  • Professional

About CHRYSTINA LONG

This page provides the complete NPI Profile along with additional information for Chrystina Long, a provider established in San Dimas, California with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1972353290 assigned on March 2024. The practitioner's primary taxonomy code is 101YP2500X. The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1972353290
Provider Name
CHRYSTINA LONG PPS, APCC
Gender
Female
Entity Type
Individual
Location Address
540 E FOOTHILL BLVD STE 101 SAN DIMAS, CA 91773
Location Phone
(626) 779-8583
Mailing Address
1403 ASHPORT ST POMONA, CA 91768
Mailing Phone
(626) 318-2186
Is Sole Proprietor?
No
Enumeration Date
03-27-2024
Last Update Date
03-27-2024
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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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License State
CA

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)
1101YS0200XBehavioral Health & Social Service Providers

Counselor
School

(CA)

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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 1972353290, 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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 7 → 14 → 5 3 → 6 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 6 + 5 + 6 + 2 + 1 + 8 + 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 1972353290.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Social Worker (Clinical)
540 E FOOTHILL BLVD STE 101
SAN DIMAS, CA 91773

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972353290, enumerated as an "individual" on March 27, 2024.

The provider is located at 540 E FOOTHILL BLVD STE 101 SAN DIMAS, CA 91773 and the phone number is (626) 779-8583.

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