DR. ALLEN WAYNE RATCLIFFE PH.D.
NPI 1598760134
Psychologist in Tacoma, WA
NPI Status: Active since June 20, 2005
Contact Information
4301 S PINE ST
STE 501
TACOMA, WA
ZIP 98409
Phone: (253) 376-4893
- Individual
- Male
- Psychologist
About ALLEN RATCLIFFE
This page provides the complete NPI Profile along with additional information for Allen Ratcliffe, a provider established in Tacoma, Washington with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1598760134 assigned on June 2005. The practitioner's primary taxonomy code is 103T00000X with license number 84 (WA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1598760134
- Provider Name
- DR. ALLEN WAYNE RATCLIFFE PH.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 4301 S PINE ST STE 501 TACOMA, WA 98409
- Location Phone
- (253) 376-4893
- Mailing Address
- PO BOX 7558 TACOMA, WA 98417
- Mailing Phone
- (253) 376-4893
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 06-20-2005
- Last Update Date
- 09-11-2025
- Code Navigator
A psychologist like Allen Ratcliffe 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.
- 84
- License State
- WA
- 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.
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) |
|---|---|---|---|---|
| 1 | 103TC0700X | Behavioral Health & Social Service Providers | Psychologist | 84 (WA) |
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.
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 |
|---|---|---|---|
| 4304973 | OTHER (01) | WA | AETNA PROVIDER NUMBER |
| RA3404 | OTHER (01) | WA | REGENCE PROVIDER NUMBER |
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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 1598760134, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).
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 66 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
TACOMA, WA 98409
TACOMA, WA 98409
TACOMA, WA 98409
TACOMA, WA 98409
TACOMA, WA 98409
TACOMA, WA 98409
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1598760134, enumerated as an "individual" on June 20, 2005.
The provider is located at 4301 S PINE ST STE 501 TACOMA, WA 98409 and the phone number is (253) 376-4893.
Psychologist with taxonomy code 103T00000X.
The provider might be accepting Accepts: Aetna, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
