DR. WILLIAM TOAN NGUYEN M.D.
NPI 1861445017
Allergy & Immunology in Redmond, WA

NPI Status: Active since May 18, 2006

Contact Information

8301 161ST AVE NE STE 308
REDMOND, WA
ZIP 98052
Phone: (206) 527-1200

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 29
  • Allergy & Immunology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About WILLIAM NGUYEN

This page provides the complete NPI Profile along with additional information for William Nguyen, a provider established in Redmond, Washington with a medical specialization in Allergy & Immunology and more than 29 years of experience. He graduated from University Of Texas Medical School At Houston in 1997. The healthcare provider is registered in the NPI registry with number 1861445017 assigned on May 2006. The practitioner's primary taxonomy code is 207K00000X with license number MD61174262 (WA). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1861445017
Provider Name
DR. WILLIAM TOAN NGUYEN M.D.
Gender
Male
Entity Type
Individual
Location Address
8301 161ST AVE NE STE 308 REDMOND, WA 98052
Location Phone
(206) 527-1200
Mailing Address
9725 3RD AVE NE STE 500 SEATTLE, WA 98115
Mailing Phone
(206) 527-1200
Medical School Name
UNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduation Year
1997
Is Sole Proprietor?
No
Enumeration Date
05-18-2006
Last Update Date
03-26-2024
Code Navigator

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

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD61174262
License State
WA
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Insurance Plans Accepted

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

  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO
  • Premera Blue Cross Alaska One Gold - PPO
  • Premera Blue Cross Preferred Bronze 5800 HSA - PPO
  • Premera Blue Cross Preferred Bronze 6350 - PPO
  • Premera Blue Cross Preferred Gold 1500 - PPO
  • Premera Blue Cross Preferred Silver 4500 - PPO
  • Premera Blue Cross Standard Bronze II - PPO
  • Premera Blue Cross Standard Gold - PPO
  • Premera Blue Cross Standard Silver - PPO
  • Premera Blue Cross Family Dental - PPO
  • Premera Blue Cross Pediatric Dental - PPO
  • HSA-E Qualified 7500 Bronze - Signature Network - EPO
  • Providence Oregon Standard Bronze Plan - Signature Network - EPO
  • Providence Oregon Standard Gold Plan - Signature Network - EPO
  • Providence Oregon Standard Silver Plan - Signature Network - EPO

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

Medicare Participation & PECOS Enrollment Status

William Nguyen is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

William Nguyen is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

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.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 8527955442

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20220329001148

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Other DME (DE017N)

    Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) (HCPCS:A4221)

    1 DME suppliers used 11 Medicare Claims 40 Services Paid

  • DME-Other DME (DE000N)

    Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each (HCPCS:K0552)

    2 DME suppliers used 24 Medicare Claims 69 Services Paid

Unknown

  • Treatment-Injections and Infusions (nononcologic) (RI008N)

    Injection, immune globulin (cuvitru), 100 mg (HCPCS:J1555)

    1 DME suppliers used 13 Medicare Claims 7800 Services Paid

  • Treatment-Injections and Infusions (nononcologic) (RI008N)

    Injection, immune globulin (hizentra), 100 mg (HCPCS:J1559)

    1 DME suppliers used 11 Medicare Claims 3200 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Administration and interpretation of patient-focused health risk assessment

This procedure involves a detailed evaluation of your health to identify potential risks. It includes analyzing your medical history, lifestyle habits, and family health history. The results are interpreted to provide a personalized plan to improve your health and prevent future issues.

This service was performed 61 times for 46 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 40 times for 37 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 31 times for 27 patients

Injection of drug or substance under skin or into muscle

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

This service was performed 120 times for 31 patients

Injection, omalizumab, 5 mg

Omalizumab is a medication given via injection. It's used to treat severe allergic asthma and chronic hives when other treatments fail. The 5mg dose is determined by your doctor based on your weight and condition.

This service was performed 3,015 times for 24 patients

Professional service for multiple injections of allergen

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

This service was performed 116 times for 41 patients

Professional service for preparation and provision of 1 or more antigens

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

This service was performed 295 times for 22 patients

Professional service for single injection of allergen

A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.

This service was performed 77 times for 28 patients

Test for allergy using allergenic extract

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

This service was performed 394 times for 12 patients

Test to measure rate of airflow

This test, known as spirometry, measures how much air you can breathe in and out, and how quickly you can do so. It helps assess your lung function and can be used to diagnose or monitor conditions like asthma or COPD.

This service was performed 13 times for 12 patients

MIPS Quality Measures

The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.

Quality Measure Performance Number of Patients
Childhood Immunization Status 0% 53
Closing the Referral Loop: Receipt of Specialist Report 0% 20
Documentation of Current Medications in the Medical Record 66% 1803
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 32% 1133
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented 25% 1370
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 0% 469
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 0% 469
Use of High-Risk Medications in Older Adults 0% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
183
Use of High-Risk Medications in Older Adults 1% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
183
Use of High-Risk Medications in Older Adults 1% "Inverse Quality Measure"
This is an inverse quality measure, a lower rate means the provider is rated better.
183

Reviews for DR. WILLIAM TOAN NGUYEN M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1861445017, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
1
Doubled → 2
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 4 → 8 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 8 + 4 + 1 + 0 + 0 + 2 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1861445017.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861445017, enumerated as an "individual" on May 18, 2006.

The provider is located at 8301 161ST AVE NE STE 308 REDMOND, WA 98052 and the phone number is (206) 527-1200.

Allergy & Immunology with taxonomy code 207K00000X.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas, Premera Blue. Please consult your insurance carrier or call the provider to verify.