CLARA R YOOK M.D
NPI 1093720526
Pathology - Hematology in East Orange, NJ

NPI Status: Active since July 31, 2006

Contact Information

385 TREMONT AVE
EAST ORANGE, NJ
ZIP 07018
Phone: (973) 676-1000
Fax: (973) 395-7126

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  • Individual
  • Female
  • Pathology
  • Hematology

About CLARA YOOK

This page provides the complete NPI Profile along with additional information for Clara Yook, a provider established in East Orange, New Jersey with a medical specialization in Pathology, focusing in hematology . The healthcare provider is registered in the NPI registry with number 1093720526 assigned on July 2006. The practitioner's primary taxonomy code is 207ZH0000X with license number MA29193 (NJ). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1093720526
Provider Name
CLARA R YOOK M.D
Gender
Female
Entity Type
Individual
Location Address
385 TREMONT AVE EAST ORANGE, NJ 07018
Location Phone
(973) 676-1000
Location Fax
(973) 395-7126
Mailing Address
134 SMOKE RISE DR WARREN, NJ 07059
Mailing Phone
(732) 469-8557
Is Sole Proprietor?
Yes
Enumeration Date
07-31-2006
Last Update Date
09-11-2025
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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

Pathology Hematology

Taxonomy Code
207ZH0000X
Type
Allopathic & Osteopathic Physicians
License No.
MA29193
License State
NJ
Taxonomy Description
A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207ZP0102XAllopathic & Osteopathic Physicians

Pathology
Anatomic Pathology & Clinical Pathology

MA29193 (NJ)

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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 1093720526, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 1 + 4 + 2 + 0 + 5 + 4 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1093720526.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Dentist
385 TREMONT AVE
EAST ORANGE, NJ 07018
Nurse Practitioner (Adult Health)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Internal Medicine
385 TREMONT AVE
EAST ORANGE, NJ 07018
Internal Medicine
385 TREMONT AVE
EAST ORANGE, NJ 07018
Physician Assistant (Medical)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Nurse Practitioner (Family)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Nurse Practitioner (Family)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Family Medicine
385 TREMONT AVE
EAST ORANGE, NJ 07018
Physician Assistant (Surgical)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Psychiatry & Neurology (Neurology)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Dietitian, Registered
385 TREMONT AVE
EAST ORANGE, NJ 07018
Registered Nurse
385 TREMONT AVE
EAST ORANGE, NJ 07018
Dietitian, Registered
385 TREMONT AVE
EAST ORANGE, NJ 07018
Internal Medicine (Infectious Disease)
385 TREMONT AVE
EAST ORANGE, NJ 07018
Audiologist
385 TREMONT AVE, AUDIOLOGY (117-C)
EAST ORANGE, NJ 07018
Audiologist
385 TREMONT AVE, AUDIOLOGY 4-252
EAST ORANGE, NJ 07018
Audiologist
385 TREMONT AVE, (561/177C)
EAST ORANGE, NJ 07018
Speech-Language Pathologist
385 TREMONT AVE
EAST ORANGE, NJ 07018
General Acute Care Hospital
385 TREMONT AVE
EAST ORANGE, NJ 07018

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093720526, enumerated as an "individual" on July 31, 2006.

The provider is located at 385 TREMONT AVE EAST ORANGE, NJ 07018 and the phone number is (973) 676-1000.

Pathology with taxonomy code 207ZH0000X and a focus in Hematology.