HRAJ KARAJIAN
NPI 1619853769
Nurse Practitioner - Adult Health in Whittier, CA

NPI Status: Active since August 13, 2025

Contact Information

12401 WASHINGTON BLVD
WHITTIER, CA
ZIP 90602
Phone: (562) 698-0811

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

Individual
Nurse Practitioner
Adult Health

About HRAJ KARAJIAN

This page provides the complete NPI Profile along with additional information for Hraj Karajian, a provider established in Whittier, California operating as a Nurse Practitioner, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1619853769 assigned on August 2025. The practitioner's primary taxonomy code is 363LA2200X with license number 95036365 (CA). The provider is registered as an individual and their NPI record was last updated one year ago.

NPI: 1619853769
Provider Name: HRAJ KARAJIAN
Gender
Entity Type: Individual
Location Address: 12401 WASHINGTON BLVD WHITTIER, CA 90602
Location Phone: (562) 698-0811
Mailing Address: 1221 ALLEN AVE GLENDALE, CA 91201
Mailing Phone: (818) 419-7993
Is Sole Proprietor?: Yes
Enumeration Date: 08-13-2025
Last Update Date: 08-13-2025
Code Navigator

A nurse practitioner (NP) like Hraj Karajian is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

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: Nurse Practitioner Adult Health
Taxonomy Code: 363LA2200X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: 95036365
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)
1	363LA2100X	Physician Assistants & Advanced Practice Nursing Providers	Nurse Practitioner Acute Care	95036365 (CA)
2	363LG0600X	Physician Assistants & Advanced Practice Nursing Providers	Nurse Practitioner Gerontology	95036365 (CA)

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 1619853769, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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 → 2

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 12 → 1 + 2

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 1 → 2 8 → 16 → 7 3 → 6 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 + 2 + 9 + 1 + 6 + 5 + 6 + 7 + 1 + 2 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1619853769.