FELTON INSTITUTE
NPI 1124535570
Community/Behavioral Health in Oakland, CA

NPI Status: Active since January 08, 2018

Contact Information

401 GRAND AVE
OAKLAND, CA
ZIP 94610
Phone: (510) 844-8244

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  • Organization
  • Community/Behavioral Health

About FELTON INSTITUTE

This page provides the complete NPI Profile along with additional information for Felton Institute, a provider established in Oakland, California operating as a Community/behavioral Health. The healthcare provider is registered in the NPI registry with number 1124535570 assigned on January 2018. The practitioner's primary taxonomy code is 251S00000X. The provider is registered as an organization and their NPI record was last updated April 2026. The authorized official of this NPI record is Marvin Davis (Chief Finance & Operations Officer)

NPI
1124535570
Provider Name
FELTON INSTITUTE
Entity Type
Organization
Location Address
401 GRAND AVE OAKLAND, CA 94610
Location Phone
(510) 844-8244
Mailing Address
1005 ATLANTIC AVE ALAMEDA, CA 94501
Mailing Phone
(510) 844-8244
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
01-08-2018
Last Update Date
04-09-2026
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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

Community/Behavioral Health

Taxonomy Code
251S00000X
Type
Agencies
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

MARVIN DAVIS

Authorized Official Title
CHIEF FINANCE & OPERATIONS OFFICER
Authorized Official Phone
(510) 844-8244

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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 1124535570, 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
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 2 → 4 5 → 10 → 1 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 1 + 0 + 3 + 1 + 0 + 5 + 1 + 4 + 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 1124535570.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker (Clinical)
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Marriage & Family Therapist
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Case Manager/Care Coordinator
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Social Worker
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Counselor (Mental Health)
401 GRAND AVE, SUITE 500
OAKLAND, CA 94610
Counselor (Mental Health)
401 GRAND AVE, SUITE 200
OAKLAND, CA 94610
Marriage & Family Therapist
401 GRAND AVE, SUITE 380
OAKLAND, CA 94610
Social Worker (Clinical)
401 GRAND AVE, SUITE 380
OAKLAND, CA 94610

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124535570, enumerated as an "organization" on January 08, 2018.

The provider is located at 401 GRAND AVE OAKLAND, CA 94610 and the phone number is (510) 844-8244.

Community/Behavioral Health with taxonomy code 251S00000X.