DR. ELLEN SHEILA KRANTZ PH.D.
NPI 1265640452
Clinical Neuropsychologist in Corte Madera, CA

NPI Status: Active since May 19, 2007

Contact Information

100 TAMAL PLZ
SUITE 102
CORTE MADERA, CA
ZIP 94925
Phone: (415) 927-3800
Fax: (415) 927-3809

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  • Individual
  • Female
  • Clinical Neuropsychologist

About ELLEN KRANTZ

This page provides the complete NPI Profile along with additional information for Ellen Krantz, a provider established in Corte Madera, California with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1265640452 assigned on May 2007. The practitioner's primary taxonomy code is 103G00000X with license number PSY 16681 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1265640452
Provider Name
DR. ELLEN SHEILA KRANTZ PH.D.
Other Name
ELLEN KRANTZ WEISS
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
100 TAMAL PLZ SUITE 102 CORTE MADERA, CA 94925
Location Phone
(415) 927-3800
Location Fax
(415) 927-3809
Mailing Address
100 TAMAL PLZ SUITE 102 CORTE MADERA, CA 94925
Mailing Phone
(415) 927-3800
Mailing Fax
(415) 927-3809
Is Sole Proprietor?
Yes
Enumeration Date
05-19-2007
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

Clinical Neuropsychologist

Taxonomy Code
103G00000X
Type
Behavioral Health & Social Service Providers
License No.
PSY 16681
License State
CA
Taxonomy Description
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

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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 1265640452, 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 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
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 6 → 12 → 3 6 → 12 → 3 0 → 0 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 1 + 2 + 4 + 0 + 4 + 1 + 0 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1265640452.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Psychologist (Clinical)
100 TAMAL PLZ, SUITE 102
CORTE MADERA, CA 94925
Psychologist
100 TAMAL PLZ, SUITE 102
CORTE MADERA, CA 94925
Social Worker (Clinical)
100 TAMAL PLZ, SUITE 195
CORTE MADERA, CA 94925
Specialist
100 TAMAL PLZ, SUITE 107
CORTE MADERA, CA 94925
Marriage & Family Therapist
100 TAMAL PLZ, SUITE 195
CORTE MADERA, CA 94925
Psychologist
100 TAMAL PLZ, SUITE 160
CORTE MADERA, CA 94925
Marriage & Family Therapist
100 TAMAL PLZ, SUITE 107
CORTE MADERA, CA 94925
Psychologist
100 TAMAL PLZ, STE. 195
CORTE MADERA, CA 94925
Psychologist (Clinical)
100 TAMAL PLZ, SUITE 100
CORTE MADERA, CA 94925
Marriage & Family Therapist
100 TAMAL PLZ, #108
CORTE MADERA, CA 94925
Marriage & Family Therapist
100 TAMAL PLZ, SUITE 108
CORTE MADERA, CA 94925
Speech-Language Pathologist
100 TAMAL PLZ, SUITE 102
CORTE MADERA, CA 94925
Psychologist
100 TAMAL PLZ
CORTE MADERA, CA 94925

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265640452, enumerated as an "individual" on May 19, 2007.

The provider is located at 100 TAMAL PLZ SUITE 102 CORTE MADERA, CA 94925 and the phone number is (415) 927-3800.

Clinical Neuropsychologist with taxonomy code 103G00000X.