DR. JAMES RICHARD GEISLER PH.D.
NPI 1679666390
Psychologist - Clinical in Napa, CA

NPI Status: Active since October 02, 2006

Contact Information

1303 JEFFERSON ST STE 600A
NAPA, CA
ZIP 94559
Phone: (707) 253-1227
Fax: (707) 257-1473

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  • Individual
  • Male
  • Psychologist
  • Clinical

About JAMES GEISLER

This page provides the complete NPI Profile along with additional information for James Geisler, a provider established in Napa, California with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1679666390 assigned on October 2006. The practitioner's primary taxonomy code is 103TC0700X with license number PSY5042 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1679666390
Provider Name
DR. JAMES RICHARD GEISLER PH.D.
Gender
Male
Entity Type
Individual
Location Address
1303 JEFFERSON ST STE 600A NAPA, CA 94559
Location Phone
(707) 253-1227
Location Fax
(707) 257-1473
Mailing Address
2025 LONE OAK AVE NAPA, CA 94558
Mailing Phone
(707) 257-3146
Mailing Fax
(707) 257-1473
Is Sole Proprietor?
Yes
Enumeration Date
10-02-2006
Last Update Date
07-08-2007
Code Navigator

A clinical psychologist like James Geisler assesses, diagnoses, and treats mental, emotional, and behavioral disorders. Clinical psychologists help people deal with problems ranging from short-term personal issues to severe, chronic conditions. Clinical psychologists interview patients, give diagnostic tests, provide psychotherapy and design behavior modification programs to help patients.

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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 Clinical

Taxonomy Code
103TC0700X
Type
Behavioral Health & Social Service Providers
License No.
PSY5042
License State
CA
Taxonomy Description
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

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
00PL50420MEDICARE UPIN (02)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 1679666390, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
0
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 7 → 14 → 5 6 → 12 → 3 6 → 12 → 3 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 2 + 6 + 1 + 2 + 3 + 1 + 8 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1679666390.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Psychologist (Clinical)
1303 JEFFERSON ST STE 600A
NAPA, CA 94559
Marriage & Family Therapist
1303 JEFFERSON ST STE 600A
NAPA, CA 94559
Psychologist (Clinical)
1303 JEFFERSON ST STE 600A
NAPA, CA 94559

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679666390, enumerated as an "individual" on October 02, 2006.

The provider is located at 1303 JEFFERSON ST STE 600A NAPA, CA 94559 and the phone number is (707) 253-1227.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.

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