KEYSTONE PSYCHIATRY SERVICES-INC
NPI 1376241919
Psychiatry & Neurology - Psychiatry in Los Angeles, CA

NPI Status: Active since February 22, 2023

Contact Information

10921 WILSHIRE BLVD STE 409B
LOS ANGELES, CA
ZIP 90024
Phone: (310) 922-0584

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  • Organization
  • Psychiatry & Neurology
  • Psychiatry

About KEYSTONE PSYCHIATRY SERVICES-INC

This page provides the complete NPI Profile along with additional information for Keystone Psychiatry Services-inc, a provider established in Los Angeles, California operating as a Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1376241919 assigned on February 2023. The practitioner's primary taxonomy code is 2084P0800X. The provider is registered as an organization and their NPI record was last updated one year ago. Keystone Psychiatry Services-inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Dr. Je Deuk Ko Md, Phd (President)

NPI
1376241919
Provider Legal Name
KEYSTONE PSYCHIATRY SERVICES-INC
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
10921 WILSHIRE BLVD STE 409B LOS ANGELES, CA 90024
Location Phone
(310) 922-0584
Mailing Address
9736 YOAKUM DR BEVERLY HILLS, CA 90210
Mailing Phone
(310) 922-0584
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-22-2023
Last Update Date
09-12-2025
Code Navigator

A psychiatrist like Keystone Psychiatry Services-inc are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

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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

Psychiatry & Neurology Psychiatry

Taxonomy Code
2084P0800X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

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)
12084B0040XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Behavioral Neurology & Neuropsychiatry

 
22084F0202XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Forensic Psychiatry

 
3261QM0850XAmbulatory Health Care Facilities

Clinic/Center
Adult Mental Health

 
4261QM0855XAmbulatory Health Care Facilities

Clinic/Center
Adolescent and Children Mental Health

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. JE DEUK KO MD, PHD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(310) 922-0584

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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 1376241919, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
1
Doubled → 2
Pos 2
3
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
6
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
Check
9
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 2 → 4 1 → 2 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 4 + 6 + 4 + 4 + 2 + 9 + 2 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1376241919.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
10921 WILSHIRE BLVD STE 409B
LOS ANGELES, CA 90024

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1376241919, enumerated as an "organization" on February 22, 2023.

The provider is located at 10921 WILSHIRE BLVD STE 409B LOS ANGELES, CA 90024 and the phone number is (310) 922-0584.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.