CHRISTOPHER TAT
NPI 1962059147
Physician Assistant in Seattle, WA

NPI Status: Active since August 21, 2019

Contact Information

4800 SAND POINT WAY NE
SEATTLE, WA
ZIP 98105
Phone: (206) 987-2000

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  • Individual
  • Male
  • Physician Assistant
  • Accepts Insurance

About CHRISTOPHER TAT

This page provides the complete NPI Profile along with additional information for Christopher Tat, a primary care provider established in Seattle, Washington with a medical specialization in Physician Assistant. The healthcare provider is registered in the NPI registry with number 1962059147 assigned on August 2019. The practitioner's primary taxonomy code is 363A00000X. The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1962059147
Provider Name
CHRISTOPHER TAT
Gender
Male
Entity Type
Individual
Location Address
4800 SAND POINT WAY NE SEATTLE, WA 98105
Location Phone
(206) 987-2000
Mailing Address
4800 SAND POINT WAY NE SEATTLE, WA 98105
Mailing Phone
(206) 987-2000
Is Sole Proprietor?
No
Enumeration Date
08-21-2019
Last Update Date
05-26-2026
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A primary care provider (PCP) like Christopher Tat sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Choice Bronze HSA - HMO
  • Choice Bronze HSA + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Complete Silver - HMO
  • Complete Silver + Vision + Adult Dental - HMO
  • Elite Gold - HMO
  • Elite Gold + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Standard Expanded Bronze - HMO
  • Standard Expanded Bronze + Vision + Adult Dental - HMO
  • Standard Gold - HMO
  • Standard Gold + Vision + Adult Dental - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Reviews for CHRISTOPHER TAT

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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 1962059147, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
9
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
2
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
4
Doubled → 8
Check
7
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 6 → 12 → 3 0 → 0 9 → 18 → 9 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 2 + 2 + 0 + 5 + 1 + 8 + 1 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1962059147.

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 1962059147, enumerated as an "individual" on August 21, 2019.

The provider is located at 4800 SAND POINT WAY NE SEATTLE, WA 98105 and the phone number is (206) 987-2000.

Physician Assistant with taxonomy code 363A00000X.

The provider might be accepting Accepts: Ambetter from Arizona Complete Health. Please consult your insurance carrier or call the provider to verify.