DR. DAVID MARK PARECKI PSY.D
NPI 1477618171
Psychologist - Clinical in San Mateo, CA

NPI Status: Active since December 25, 2006

Contact Information

100 S ELLSWORTH AVE
#802
SAN MATEO, CA
ZIP 94401
Phone: (415) 706-8632

Get Directions Write a Review

  • Individual
  • Male
  • Psychologist
  • Clinical

About DAVID PARECKI

This page provides the complete NPI Profile along with additional information for David Parecki, a provider established in San Mateo, California with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1477618171 assigned on December 2006. The practitioner's primary taxonomy code is 103TC0700X with license number PSY19911 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1477618171
Provider Name
DR. DAVID MARK PARECKI PSY.D
Gender
Male
Entity Type
Individual
Location Address
100 S ELLSWORTH AVE #802 SAN MATEO, CA 94401
Location Phone
(415) 706-8632
Mailing Address
PO BOX 6724 SAN MATEO, CA 94403
Mailing Phone
(415) 706-8632
Is Sole Proprietor?
Yes
Enumeration Date
12-25-2006
Last Update Date
07-08-2007
Code Navigator

A clinical psychologist like David Parecki 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.

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 Clinical

Taxonomy Code
103TC0700X
Type
Behavioral Health & Social Service Providers
License No.
PSY19911
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.

Reviews for DR. DAVID MARK PARECKI PSY.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 1477618171, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 7 → 14 → 5 6 → 12 → 3 8 → 16 → 7 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 1 + 2 + 1 + 1 + 6 + 1 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1477618171.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Dentist (General Practice)
100 S ELLSWORTH AVE, #208
SAN MATEO, CA 94401
Dentist (General Practice)
100 S ELLSWORTH AVE, SUITE 206
SAN MATEO, CA 94401
Audiologist
100 S ELLSWORTH AVE, SUITE 303
SAN MATEO, CA 94401
Psychologist
100 S ELLSWORTH AVE, #802
SAN MATEO, CA 94401
Chiropractor
100 S ELLSWORTH AVE, 504
SAN MATEO, CA 94401
Audiologist
100 S ELLSWORTH AVE, SUITE 303
SAN MATEO, CA 94401
Dentist
100 S ELLSWORTH AVE, SUITE 601
SAN MATEO, CA 94401
Psychiatry & Neurology (Psychiatry)
100 S ELLSWORTH AVE, STE.611
SAN MATEO, CA 94401
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
100 S ELLSWORTH AVE, SUITE 504
SAN MATEO, CA 94401
Audiologist
100 S ELLSWORTH AVE, 303
SAN MATEO, CA 94401
Dentist (General Practice)
100 S ELLSWORTH AVE, SUITE 309
SAN MATEO, CA 94401
Otolaryngology
100 S ELLSWORTH AVE, SUITE 301
SAN MATEO, CA 94401
Health Maintenance Organization
100 S ELLSWORTH AVE, # 802
SAN MATEO, CA 94401
Dentist (General Practice)
100 S ELLSWORTH AVE, SUITE 509
SAN MATEO, CA 94401
Orthotist
100 S ELLSWORTH AVE, SUITE 203
SAN MATEO, CA 94401
Student in an Organized Health Care Education/Training Program
100 S ELLSWORTH AVE, SUITE 203
SAN MATEO, CA 94401
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
100 S ELLSWORTH AVE, SUITE 308
SAN MATEO, CA 94401
Dentist
100 S ELLSWORTH AVE, SUITE 601
SAN MATEO, CA 94401
Dentist
100 S ELLSWORTH AVE, SUITE 509
SAN MATEO, CA 94401
Physician Assistant
100 S ELLSWORTH AVE, SUITE 806
SAN MATEO, CA 94401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477618171, enumerated as an "individual" on December 25, 2006.

The provider is located at 100 S ELLSWORTH AVE #802 SAN MATEO, CA 94401 and the phone number is (415) 706-8632.

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