HEATHER MERCER PSYD, DRPH
NPI 1003921826
Psychologist - Health Service in Banning, CA

NPI Status: Active since August 20, 2006

Contact Information

11555 1/2 POTRERO RD
BANNING, CA
ZIP 92220
Phone: (951) 849-4761

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  • Individual
  • Female
  • Psychologist
  • Health Service

About HEATHER MERCER

This page provides the complete NPI Profile along with additional information for Heather Mercer, a provider established in Banning, California with a medical specialization in Psychologist, focusing in health service . The healthcare provider is registered in the NPI registry with number 1003921826 assigned on August 2006. The practitioner's primary taxonomy code is 103TH0100X with license number RPS 2005222 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1003921826
Provider Name
HEATHER MERCER PSYD, DRPH
Gender
Female
Entity Type
Individual
Location Address
11555 1/2 POTRERO RD BANNING, CA 92220
Location Phone
(951) 849-4761
Mailing Address
314 GRANT ST REDLANDS, CA 92373
Mailing Phone
(909) 801-9359
Is Sole Proprietor?
No
Enumeration Date
08-20-2006
Last Update Date
07-08-2007
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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

Psychologist Health Service

Taxonomy Code
103TH0100X
Type
Behavioral Health & Social Service Providers
License No.
RPS 2005222
License State
CA
Taxonomy Description
A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).

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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 1003921826, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
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 0 → 0 9 → 18 → 9 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 1 + 8 + 2 + 2 + 8 + 4 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1003921826.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Podiatrist
11555 1/2 POTRERO RD
BANNING, CA 92220
Pediatrics
11555 1/2 POTRERO RD
BANNING, CA 92220
Nurse Practitioner (Obstetrics & Gynecology)
11555 1/2 POTRERO RD
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Dentist (General Practice)
11555 1/2 POTRERO RD
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Psychiatry & Neurology (Psychiatry)
11555 1/2 POTRERO RD
BANNING, CA 92220
Psychologist (Clinical)
11555 1/2 POTRERO RD, MORONGO INDIAN RESERVATION
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Nurse Practitioner (Family)
11555 1/2 POTRERO RD
BANNING, CA 92220
Dietitian, Registered
11555 1/2 POTRERO RD
BANNING, CA 92220
Registered Nurse
11555 1/2 POTRERO RD
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Optometrist
11555 1/2 POTRERO RD
BANNING, CA 92220
Social Worker (Clinical)
11555 1/2 POTRERO RD
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Family Medicine
11555 1/2 POTRERO RD
BANNING, CA 92220
Indian Health Service/Tribal/Urban Indian Health (I/T/U) Pharmacy
11555 1/2 POTRERO RD
BANNING, CA 92220
Counselor (Addiction (Substance Use Disorder))
11555 1/2 POTRERO RD
BANNING, CA 92220
Driver
11555 1/2 POTRERO RD
BANNING, CA 92220

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003921826, enumerated as an "individual" on August 20, 2006.

The provider is located at 11555 1/2 POTRERO RD BANNING, CA 92220 and the phone number is (951) 849-4761.

Psychologist with taxonomy code 103TH0100X and a focus in Health Service.