CHRISTINE ZERKA YOO PSY.D.
NPI 1750692679
Psychologist - Clinical in Evanston, IL

NPI Status: Active since June 24, 2010

Contact Information

636 CHURCH ST
SUITE 510
EVANSTON, IL
ZIP 60201
Phone: (847) 563-4414

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

About CHRISTINE ZERKA YOO

This page provides the complete NPI Profile along with additional information for Christine Zerka Yoo, a provider established in Evanston, Illinois with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1750692679 assigned on June 2010. The practitioner's primary taxonomy code is 103TC0700X with license number 071008326 (IL). The provider is registered as an individual and her NPI record was last updated 8 years ago.

NPI
1750692679
Provider Name
CHRISTINE ZERKA YOO PSY.D.
Gender
Female
Entity Type
Individual
Location Address
636 CHURCH ST SUITE 510 EVANSTON, IL 60201
Location Phone
(847) 563-4414
Mailing Address
708 CHURCH ST STE 206 EVANSTON, IL 60201
Mailing Phone
(847) 563-4414
Is Sole Proprietor?
Yes
Enumeration Date
06-24-2010
Last Update Date
06-01-2018
Code Navigator

A clinical psychologist like Christine Zerka Yoo 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. Christine Zerka Yoo opted out of Medicare effective on 01-09-2016 until 01-09-2026. 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

Secondary Locations

  • 636 Church St Suite 510
    Evanston, IL 60201
    (847) 563-4414

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.
071008326
License State
IL
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: 01-09-2016

  • Opt-Out End Date: 01-09-2026

  • 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 1750692679, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
7
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
9
Unchanged
Pos 7
2
Doubled → 4
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
9
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 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 0 + 0 + 1 + 2 + 9 + 4 + 6 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1750692679.

Other Providers at the Same Location


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

Audiologist
636 CHURCH ST, 420
EVANSTON, IL 60201
Dentist (Periodontics)
636 CHURCH ST, SUITE 722
EVANSTON, IL 60201
Obstetrics & Gynecology
636 CHURCH ST, STE 217
EVANSTON, IL 60201
Psychologist (Clinical)
636 CHURCH ST, 619A
EVANSTON, IL 60201
Psychologist (Clinical)
636 CHURCH ST, SUITE419A
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, 304
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, SUITE 520
EVANSTON, IL 60201
Social Worker (Clinical)
636 CHURCH ST, #418
EVANSTON, IL 60201
Psychologist (Clinical)
636 CHURCH ST, SUITE 710
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, # 501
EVANSTON, IL 60201
Chiropractor
636 CHURCH ST, SUITE 636
EVANSTON, IL 60201
Dentist (Periodontics)
636 CHURCH ST, SUITE 707
EVANSTON, IL 60201
Dentist
636 CHURCH ST, #721
EVANSTON, IL 60201
Psychiatry & Neurology (Psychiatry)
636 CHURCH ST, SUITE 415
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, SUITE 200W
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, SUITE 200W
EVANSTON, IL 60201
Dentist
636 CHURCH ST, SUITE 200 W
EVANSTON, IL 60201
Dentist (General Practice)
636 CHURCH ST, SUITE 504
EVANSTON, IL 60201
Counselor (Professional)
636 CHURCH ST, SUITE 509
EVANSTON, IL 60201
Counselor (Professional)
636 CHURCH ST, 618A
EVANSTON, IL 60201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1750692679, enumerated as an "individual" on June 24, 2010.

The provider is located at 636 CHURCH ST SUITE 510 EVANSTON, IL 60201 and the phone number is (847) 563-4414.

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