DR. H. KEITH MASSEL PH.D.
NPI 1558616201
Psychologist in Newhall, CA

NPI Status: Active since July 18, 2012

Contact Information

23030 LYONS AVE STE 200
NEWHALL, CA
ZIP 91321
Phone: (661) 425-7066
Fax: (805) 299-4505

Get Directions Write a Review

  • Individual
  • Male
  • Psychologist

About H. KEITH MASSEL

This page provides the complete NPI Profile along with additional information for H. Keith Massel, a provider established in Newhall, California with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1558616201 assigned on July 2012. The practitioner's primary taxonomy code is 103T00000X with license number PSY11229 (CA). The provider is registered as an individual and his NPI record was last updated 6 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1558616201
Provider Name
DR. H. KEITH MASSEL PH.D.
Gender
Male
Entity Type
Individual
Location Address
23030 LYONS AVE STE 200 NEWHALL, CA 91321
Location Phone
(661) 425-7066
Location Fax
(805) 299-4505
Mailing Address
3905 STATE ST STE 7-276 SANTA BARBARA, CA 93105
Mailing Phone
(661) 425-7066
Mailing Fax
(805) 299-4505
Is Sole Proprietor?
Yes
Enumeration Date
07-18-2012
Last Update Date
03-09-2020
Code Navigator

A psychologist like H. Keith Massel 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

Secondary Locations

  • 317 W Main St Ste 311
    Alhambra, CA 91801
    (661) 425-7066

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.
PSY11229
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.

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)
1103K00000XBehavioral Health & Social Service Providers

Behavior Analyst

1-17-25003 (CA)

Group Taxonomy 193400000X MULTIPLE SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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
PSY11229OTHER (01)CAPSYCHOLOGIST LICENSE

Reviews for DR. H. KEITH MASSEL PH.D.

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 1558616201, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
0
Doubled → 0
Check
1
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 5 → 10 → 1 6 → 12 → 3 6 → 12 → 3 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 1 + 2 + 1 + 1 + 2 + 2 + 0 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1558616201.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Behavior Analyst
23030 LYONS AVE STE 200
NEWHALL, CA 91321
Behavior Analyst
23030 LYONS AVE STE 200
NEWHALL, CA 91321
Behavior Analyst
23030 LYONS AVE STE 200
NEWHALL, CA 91321
Behavior Analyst
23030 LYONS AVE STE 200
NEWHALL, CA 91321

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558616201, enumerated as an "individual" on July 18, 2012.

The provider is located at 23030 LYONS AVE STE 200 NEWHALL, CA 91321 and the phone number is (661) 425-7066.

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.