CHIH-HUI TRACY CHEN PHARMD
NPI 1235069436
Pharmacist - Emergency Medicine in Seattle, WA

NPI Status: Active since May 20, 2026

Contact Information

4800 SAND POINT WAY NE
SEATTLE, WA
ZIP 98105
Phone: (206) 987-2033

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  • Individual
  • Female
  • Pharmacist
  • Emergency Medicine

About CHIH-HUI TRACY CHEN

This page provides the complete NPI Profile along with additional information for Chih-hui Tracy Chen, a provider established in Seattle, Washington with a medical specialization in Pharmacist, focusing in emergency medicine . The healthcare provider is registered in the NPI registry with number 1235069436 assigned on May 2026. The practitioner's primary taxonomy code is 1835E0208X with license number PH00070268 (WA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1235069436
Provider Name
CHIH-HUI TRACY CHEN PHARMD
Other Name
CHIH-HUI CHEN PHARMD
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
4800 SAND POINT WAY NE SEATTLE, WA 98105
Location Phone
(206) 987-2033
Mailing Address
4800 SAND POINT WAY NE SEATTLE, WA 98105
Mailing Phone
(206) 987-2033
Is Sole Proprietor?
No
Enumeration Date
05-20-2026
Last Update Date
05-20-2026
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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

Pharmacist Emergency Medicine

Taxonomy Code
1835E0208X
Type
Pharmacy Service Providers
License No.
PH00070268
License State
WA
Taxonomy Description
A licensed pharmacist who has demonstrated specialized knowledge and skill in the care for patients at the bedside in emergency medicine settings.

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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 1235069436, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
3
Doubled → 6
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 3 → 6 0 → 0 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 0 + 6 + 1 + 8 + 4 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1235069436.

Other Providers at the Same Location


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

Pharmacist (Pharmacotherapy)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Genetic Counselor, MS
4800 SAND POINT WAY NE, M2-9
SEATTLE, WA 98105
Genetic Counselor, MS
4800 SAND POINT WAY NE, BIOCHEMICAL GENETICS
SEATTLE, WA 98105
Nurse Practitioner (Family)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics (Pediatric Cardiology)
4800 SAND POINT WAY NE, CHILDRENS HEART CENTER MS G-0035
SEATTLE, WA 98105
Genetic Counselor, MS
4800 SAND POINT WAY NE, CHILDREN'S HOSP & REG MED CTR, MEDICAL GENETICS M2-9
SEATTLE, WA 98105
Pediatrics (Pediatric Hematology-Oncology)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics (Pediatric Cardiology)
4800 SAND POINT WAY NE, M/S G-0035
SEATTLE, WA 98105
Psychiatry & Neurology (Child & Adolescent Psychiatry)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Nurse Practitioner (Neonatal, Critical Care)
4800 SAND POINT WAY NE, MS CSB 240
SEATTLE, WA 98105
Medical Genetics (Clinical Genetics (M.D.))
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Physician Assistant
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Psychologist (Clinical)
4800 SAND POINT WAY NE, CHILDREN'S HOSPITAL & REGIONAL MEDICAL CENTER
SEATTLE, WA 98105
Pediatrics (Pediatric Hematology-Oncology)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Orthopaedic Surgery
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics (Pediatric Infectious Diseases)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics (Pediatric Rheumatology)
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Pediatrics
4800 SAND POINT WAY NE
SEATTLE, WA 98105
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
4800 SAND POINT WAY NE, SEATTLE CHILDREN'S HOSPTIAL M/S B5552
SEATTLE, WA 98105

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235069436, enumerated as an "individual" on May 20, 2026.

The provider is located at 4800 SAND POINT WAY NE SEATTLE, WA 98105 and the phone number is (206) 987-2033.

Pharmacist with taxonomy code 1835E0208X and a focus in Emergency Medicine.