ALTA-GRACE L TAN PSYD
NPI 1295839322
Psychologist in Northridge, CA

NPI Status: Active since September 11, 2006

Contact Information

17075 DEVONSHIRE STREET
STE 204
NORTHRIDGE, CA
ZIP 91325
Phone: (818) 368-8929
Fax: (818) 368-8940

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  • Individual
  • Female
  • Psychologist

About ALTA-GRACE TAN

This page provides the complete NPI Profile along with additional information for Alta-grace Tan, a provider established in Northridge, California with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1295839322 assigned on September 2006. The practitioner's primary taxonomy code is 103T00000X with license number PSY18653 (CA). The provider is registered as an individual and her NPI record was last updated 14 years ago.

NPI
1295839322
Provider Name
ALTA-GRACE L TAN PSYD
Gender
Female
Entity Type
Individual
Location Address
17075 DEVONSHIRE STREET STE 204 NORTHRIDGE, CA 91325
Location Phone
(818) 368-8929
Location Fax
(818) 368-8940
Mailing Address
17075 DEVONSHIRE STREET STE 204 NORTHRIDGE, CA 91325
Mailing Phone
(818) 368-8929
Mailing Fax
(818) 368-8940
Is Sole Proprietor?
No
Enumeration Date
09-11-2006
Last Update Date
01-20-2012
Code Navigator

A psychologist like Alta-grace Tan studies cognitive, emotional, social processes and behavior by observing, interpreting, and recording how people relate to one another and to their environments. Psychologists gather information and evaluate behavior through controlled laboratory experiments, psychoanalysis, psychotherapy or through personality, performance, aptitude, or intelligence tests, and use this information when testing theories in their research or when treating patients.

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

Psychologist

Taxonomy Code
103T00000X
Type
Behavioral Health & Social Service Providers
License No.
PSY18653
License State
CA
Taxonomy Description
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
WCP18653BMEDICARE PIN (08)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 1295839322, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
2
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
5
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
2
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 9 → 18 → 9 8 → 16 → 7 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 8 + 5 + 1 + 6 + 3 + 1 + 8 + 3 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1295839322.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
17075 DEVONSHIRE STREET, SUITE 201
NORTHRIDGE, CA 91325
Psychologist (Clinical)
17075 DEVONSHIRE STREET, STE 204
NORTHRIDGE, CA 91325

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1295839322, enumerated as an "individual" on September 11, 2006.

The provider is located at 17075 DEVONSHIRE STREET STE 204 NORTHRIDGE, CA 91325 and the phone number is (818) 368-8929.

Psychologist with taxonomy code 103T00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.