PERLA GUILLERMO
NPI 1104772250
Case Manager/Care Coordinator in Pacoima, CA

NPI Status: Active since March 09, 2026

Contact Information

12962 WEIDNER ST
PACOIMA, CA
ZIP 91331
Phone: (747) 250-5520

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  • Individual
  • Female
  • Case Manager/Care Coordinator

About PERLA GUILLERMO

This page provides the complete NPI Profile along with additional information for Perla Guillermo, a provider established in Pacoima, California with a medical specialization in Case Manager/care Coordinator. The healthcare provider is registered in the NPI registry with number 1104772250 assigned on March 2026. The practitioner's primary taxonomy code is 171M00000X. The provider is registered as an individual and her NPI record was last updated March 2026.

NPI
1104772250
Provider Name
PERLA GUILLERMO
Gender
Female
Entity Type
Individual
Location Address
12962 WEIDNER ST PACOIMA, CA 91331
Location Phone
(747) 250-5520
Mailing Address
PO BOX 331323 PACOIMA, CA 91333
Is Sole Proprietor?
No
Enumeration Date
03-09-2026
Last Update Date
03-09-2026
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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

Case Manager/Care Coordinator

Taxonomy Code
171M00000X
Type
Other Service Providers
Taxonomy Description
A person who provides case management services and assists an individual in gaining access to needed medical, social, educational, and/or other services. The person has the ability to provide an assessment and review of completed plan of care on a periodic basis. This person is also able to take collaborative action to coordinate the services with other providers and monitor the enrollee's progress toward the cost-effective achievement of objectives specified in the plan of care. Credentials may vary from an experience in the fields of psychology, social work, rehabilitation, nursing or a closely related human service field, to a related Assoc of Arts Degree or to nursing credentials. Some states may require certification in case management.

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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 1104772250, 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 0 → 0 7 → 14 → 5 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 4 + 7 + 4 + 2 + 1 + 0 + 24 = 50

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

The next multiple of ten after 50 is 50. The difference is the calculated check digit.

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1104772250.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104772250, enumerated as an "individual" on March 09, 2026.

The provider is located at 12962 WEIDNER ST PACOIMA, CA 91331 and the phone number is (747) 250-5520.

Case Manager/Care Coordinator with taxonomy code 171M00000X.