ALANNA SPENCER
NPI 1083233886
Community Based Residential Treatment Facility, Mental Illness in Hayward, CA

NPI Status: Active since April 11, 2020

Contact Information

1559 D ST
HAYWARD, CA
ZIP 94541
Phone: (510) 397-4813
Fax: (510) 856-5102

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  • Individual
  • Female
  • Community Based Residential Treatment Fa...

About ALANNA SPENCER

This page provides the complete NPI Profile along with additional information for Alanna Spencer, a provider established in Hayward, California with a medical specialization in Community Based Residential Treatment Facility, Mental Illness. The healthcare provider is registered in the NPI registry with number 1083233886 assigned on April 2020. The practitioner's primary taxonomy code is 320800000X with license number 019201069 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1083233886
Provider Name
ALANNA SPENCER
Gender
Female
Entity Type
Individual
Location Address
1559 D ST HAYWARD, CA 94541
Location Phone
(510) 397-4813
Location Fax
(510) 856-5102
Mailing Address
PO BOX 4084 HAYWARD, CA 94540
Mailing Phone
(510) 342-6740
Mailing Fax
(510) 856-5102
Is Sole Proprietor?
Yes
Enumeration Date
04-11-2020
Last Update Date
05-18-2021
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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 Based Residential Treatment Facility, Mental Illness

Taxonomy Code
320800000X
Type
Residential Treatment Facilities
License No.
019201069
License State
CA
Taxonomy Description
A home-like residential facility providing psychiatric treatment and psycho/social rehabilitative services to individuals diagnosed with mental illness.

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)
1101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

 
2311ZA0620XNursing & Custodial Care Facilities

Custodial Care Facility
Adult Care Home

019201069 (CA)

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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 1083233886, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 8 → 16 → 7 2 → 4 3 → 6 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 4 + 3 + 6 + 8 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1083233886.

Other Providers at the Same Location


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

Community Based Residential Treatment Facility, Mental Illness
1559 D ST
HAYWARD, CA 94541

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083233886, enumerated as an "individual" on April 11, 2020.

The provider is located at 1559 D ST HAYWARD, CA 94541 and the phone number is (510) 397-4813.

Community Based Residential Treatment Facility, Mental Illness with taxonomy code 320800000X.