MRS. JOYCE JEANINE MCCOLLUM
NPI 1528910577
Substance Abuse Rehabilitation Facility in Chino Hills, CA
NPI Status: Active since February 12, 2026
Contact Information
16593 CHINA BERRY CT
CHINO HILLS, CA
ZIP 91709
Phone: (840) 228-7740
- Individual
- Female
- Substance Abuse Rehabilitation Facility
About JOYCE MCCOLLUM
This page provides the complete NPI Profile along with additional information for Joyce Mccollum, a provider established in Chino Hills, California with a medical specialization in Substance Abuse Rehabilitation Facility. The healthcare provider is registered in the NPI registry with number 1528910577 assigned on February 2026. The practitioner's primary taxonomy code is 324500000X. The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1528910577
- Provider Name
- MRS. JOYCE JEANINE MCCOLLUM
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 16593 CHINA BERRY CT CHINO HILLS, CA 91709
- Location Phone
- (840) 228-7740
- Mailing Address
- 16593 CHINA BERRY CT CHINO HILLS, CA 91709
- Mailing Phone
- (840) 228-7740
- Is Sole Proprietor?
- No
- Enumeration Date
- 02-12-2026
- Last Update Date
- 05-01-2026
- Code Navigator
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
Substance Abuse Rehabilitation Facility
- Taxonomy Code
- 324500000X
- Type
- Residential Treatment Facilities
- License State
- CA
- Taxonomy Description
- A facility or distinct part of a facility that provides a 24 hr therapeutically planned living and rehabilitative intervention environment for the treatment of individuals with disorders in the abuse of drugs, alcohol, and other substances.
Reviews for MRS. JOYCE JEANINE MCCOLLUM
There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.
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 1528910577, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 63 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
CHINO HILLS, CA 91709
CHINO HILLS, CA 91709
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1528910577, enumerated as an "individual" on February 12, 2026.
The provider is located at 16593 CHINA BERRY CT CHINO HILLS, CA 91709 and the phone number is (840) 228-7740.
Substance Abuse Rehabilitation Facility with taxonomy code 324500000X.
