GRAY MATTERS
NPI 1023406964
Community/Behavioral Health in Los Angeles, CA

NPI Status: Active since December 30, 2014

Contact Information

617 W 7TH ST
8TH FLOOR
LOS ANGELES, CA
ZIP 90017
Phone: (213) 293-9408

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  • Organization
  • Community/Behavioral Health

About GRAY MATTERS

This page provides the complete NPI Profile along with additional information for Gray Matters, a provider established in Los Angeles, California operating as a Community/behavioral Health. The healthcare provider is registered in the NPI registry with number 1023406964 assigned on December 2014. The practitioner's primary taxonomy code is 251S00000X with license number PSY21769 (CA). The provider is registered as an organization and their NPI record was last updated 11 years ago. The authorized official of this NPI record is Dr. David Ira Sitzer Ph.d. (Owner)

NPI
1023406964
Provider Name
GRAY MATTERS
Entity Type
Organization
Location Address
617 W 7TH ST 8TH FLOOR LOS ANGELES, CA 90017
Location Phone
(213) 293-9408
Mailing Address
4315 BEETHOVEN ST LOS ANGELES, CA 90066
Mailing Phone
(213) 300-5440
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-30-2014
Last Update Date
12-30-2014
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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

Community/Behavioral Health

Taxonomy Code
251S00000X
Type
Agencies
License No.
PSY21769
License State
CA
Taxonomy Description
A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

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. DAVID IRA SITZER PH.D.

Authorized Official Title
OWNER
Authorized Official Phone
(213) 293-9408

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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 1023406964, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
4
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 2 → 4 4 → 8 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 8 + 0 + 1 + 2 + 9 + 1 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1023406964.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Pharmacist
617 W 7TH ST, SUITE 100
LOS ANGELES, CA 90017
Pharmacist
617 W 7TH ST
LOS ANGELES, CA 90017
Pharmacist
617 W 7TH ST
LOS ANGELES, CA 90017
Pharmacist
617 W 7TH ST
LOS ANGELES, CA 90017
Marriage & Family Therapist
617 W 7TH ST, #821
LOS ANGELES, CA 90017
Pharmacist
617 W 7TH ST
LOS ANGELES, CA 90017
Pharmacist
617 W 7TH ST
LOS ANGELES, CA 90017
Licensed Vocational Nurse
617 W 7TH ST
LOS ANGELES, CA 90017

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023406964, enumerated as an "organization" on December 30, 2014.

The provider is located at 617 W 7TH ST 8TH FLOOR LOS ANGELES, CA 90017 and the phone number is (213) 293-9408.

Community/Behavioral Health with taxonomy code 251S00000X.