KENNETH CHEN DO, PHD
NPI 1558985549
Pathology - Anatomic Pathology & Clinical Pathology in Seattle, WA

NPI Status: Active since June 04, 2020

Contact Information

1959 NE PACIFIC ST # NW120
SEATTLE, WA
ZIP 98195
Phone: (206) 598-8458

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NPPES record last updated: September 16, 2024. Verified against the NPPES registry weekly; last sync: July 12, 2026.

Record update history: Sep 16, 2024, Jun 5, 2020 (2 updates tracked since 2020).

  • Individual
  • Male
  • Pathology
  • Anatomic Pathology & Clinical Pathology

About KENNETH CHEN

This page provides the complete NPI Profile along with additional information for Kenneth Chen, a provider established in Seattle, Washington with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1558985549 assigned on June 2020. The practitioner's primary taxonomy code is 207ZP0102X with license number 61167052 (WA). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1558985549
Provider Name
KENNETH CHEN DO, PHD
Gender
Male
Entity Type
Individual
Location Address
1959 NE PACIFIC ST # NW120 SEATTLE, WA 98195
Location Phone
(206) 598-8458
Mailing Address
1959 NE PACIFIC ST SEATTLE, WA 98195
Is Sole Proprietor?
No
Enumeration Date
06-04-2020
Last Update Date
09-16-2024
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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 Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
61167052
License State
WA
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1558985549, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 1 + 8 + 8 + 1 + 0 + 5 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1558985549.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Specialist/Technologist, Pathology (Microbiology)
1959 NE PACIFIC ST # NW120, BOX 357110
SEATTLE, WA 98195
Genetic Counselor, MS
1959 NE PACIFIC ST # NW120
SEATTLE, WA 98195
Student in an Organized Health Care Education/Training Program
1959 NE PACIFIC ST # NW120
SEATTLE, WA 98195
Genetic Counselor, MS
1959 NE PACIFIC ST # NW120
SEATTLE, WA 98195

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558985549, enumerated as an "individual" on June 04, 2020.

The provider is located at 1959 NE PACIFIC ST # NW120 SEATTLE, WA 98195 and the phone number is (206) 598-8458.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.