DR. PAUL SULLIVAN PSY.D.
NPI 1689873994
Psychologist - Clinical in Costa Mesa, CA

NPI Status: Active since July 16, 2007

Contact Information

2900 BRISTOL ST
SUITE A108
COSTA MESA, CA
ZIP 92626
Phone: (714) 432-0042

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  • Individual
  • Male
  • Psychologist
  • Clinical
  • Opted-Out Medicare

About PAUL SULLIVAN

This page provides the complete NPI Profile along with additional information for Paul Sullivan, a provider established in Costa Mesa, California with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1689873994 assigned on July 2007. The practitioner's primary taxonomy code is 103TC0700X with license number PSY18437 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1689873994
Provider Name
DR. PAUL SULLIVAN PSY.D.
Gender
Male
Entity Type
Individual
Location Address
2900 BRISTOL ST SUITE A108 COSTA MESA, CA 92626
Location Phone
(714) 432-0042
Mailing Address
2900 BRISTOL ST SUITE A108 COSTA MESA, CA 92626
Mailing Phone
(714) 432-0042
Is Sole Proprietor?
No
Enumeration Date
07-16-2007
Last Update Date
07-16-2007
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A clinical psychologist like Paul Sullivan 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.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Paul Sullivan opted out of Medicare effective on 01-01-2022 until 01-01-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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.
PSY18437
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.

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 01-01-2022

  • Opt-Out End Date: 01-01-2026

  • Eligible to Order and Refer? No

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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 1689873994, 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 86. The final step is to find the difference between that total and the next multiple of ten (90 - 86 = 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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
3
Doubled → 6
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
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 8 → 16 → 7 8 → 16 → 7 3 → 6 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 + 6 + 9 + 1 + 6 + 7 + 6 + 9 + 1 + 8 + 24 = 86

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

The next multiple of ten after 86 is 90. The difference is the calculated check digit.

90 - 86 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1689873994.

Other Providers at the Same Location


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

Counselor (Mental Health)
2900 BRISTOL ST, J101
COSTA MESA, CA 92626
Psychologist
2900 BRISTOL ST, SUITE J-204
COSTA MESA, CA 92626
Social Worker (Clinical)
2900 BRISTOL ST, J-204
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, J-204
COSTA MESA, CA 92626
Psychologist (Clinical)
2900 BRISTOL ST, SUITE A108
COSTA MESA, CA 92626
Chiropractor
2900 BRISTOL ST, SUITE C-105
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, SUITE A-206
COSTA MESA, CA 92626
Counselor (Mental Health)
2900 BRISTOL ST, STE. G-201
COSTA MESA, CA 92626
Dentist (General Practice)
2900 BRISTOL ST, SUITE C-102
COSTA MESA, CA 92626
Psychologist (Clinical)
2900 BRISTOL ST, SUITE A108
COSTA MESA, CA 92626
Psychologist (Clinical)
2900 BRISTOL ST, SUITE A108
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, A207
COSTA MESA, CA 92626
Home Health
2900 BRISTOL ST, SUITE D-107
COSTA MESA, CA 92626
Dentist (General Practice)
2900 BRISTOL ST, SUITE C-102
COSTA MESA, CA 92626
Dentist
2900 BRISTOL ST, SUITE C-102
COSTA MESA, CA 92626
Psychologist (Clinical)
2900 BRISTOL ST, STE A108
COSTA MESA, CA 92626
Home Health
2900 BRISTOL ST, SUITE D108
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, SUITE G-101
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, SUITE A207
COSTA MESA, CA 92626
Marriage & Family Therapist
2900 BRISTOL ST, G-201
COSTA MESA, CA 92626

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689873994, enumerated as an "individual" on July 16, 2007.

The provider is located at 2900 BRISTOL ST SUITE A108 COSTA MESA, CA 92626 and the phone number is (714) 432-0042.

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