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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CHIALIN WEY M.D.
NPI 1295795847
Internal Medicine in Bellevue, WA

Active since March 27, 2006PECOS EnrolledAccepts Medicare Assignment
79.16/100
CMS Quality Rating
1135 116TH AVE NE, SUITE 110A, BELLEVUE, WA 98004(425) 289-3100(425) 289-3103 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Chialin Wey M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHIALIN WEY M.D. (NPI 1295795847) is an individual internal medicine provider in Bellevue, Washington, licensed in Washington (MD00035093) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center, and is a graduate of Other (1994).

NPPES Registry Identity

NPI1295795847
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameCHIALIN WEYCredential: M.D.
Location Address1135 116TH AVE NE, SUITE 110ABellevue, WA 98004-4623
Mailing AddressPo Box 3905, Dept. 4204Seattle, WA 98124-3905 · (888) 846-5527 · Fax (607) 324-2369
Phone(425) 289-3100
Fax(425) 289-3103
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateMarch 27, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1295795847 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WA · MD00035093
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1135 116TH AVE NE, Bellevue, WA 98004
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Other Identifiers 3

OtherWE1788WA · Regence Blueshield Rider
Medicaid8208712WA
Other0134489WA · L & I Workers Comp.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Chialin Wey M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951437888
PECOS Enrollment IDI20100330001378
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
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.
306 services181 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
171 services123 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
151 services151 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
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.
107 services95 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
24 services24 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
22 services22 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Swedish Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500027
Location747 BroadwaySeattle, WA 98122 · King County
Emergency services Birthing friendly

Overlake Hospital Medical Center

Acute Care Hospitals · Bellevue, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number500051
Location1035-116th Ave NEBellevue, WA 98004 · King County
Emergency services Birthing friendly

Evergreenhealth Medical Center

Acute Care Hospitals · Kirkland, WA
5/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number500124
Location12040 NE 128th StreetKirkland, WA 98034 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98004 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$143.76 typical visit price
range $63.67 – $189.37
Typical copayment $35.94 (range $15.91 – $47.34)
Most-billed visit code 99204
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.16/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality74.53
Promoting Interoperability100
Improvement Activities40
Cost56.02

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
9 suppliers29 claims75 services$5.16 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier16 claims16 services$63.62 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$34.42 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOSEPH W DOUCETTE M.D.
Internal Medicine (Cardiovascular Disease)
1135 116TH AVE NE, SUITE 600
BELLEVUE, WA 98004
King County (425) 454-2656
WASHINGTON IMAGING SERVICES LLC
Specialist
1135 116TH AVE NE, STE 260
BELLEVUE, WA 98004
King County (425) 688-0100
ROANNE R E SELINGER MD
Internal Medicine (Gastroenterology)
1135 116TH AVE NE, #560
BELLEVUE, WA 98004
King County (425) 454-4768
OVERLAKE BREAST IMAGING LLC
Clinic/Center (Radiology)
1135 116TH AVE NE, SUITE 255
BELLEVUE, WA 98004
King County (425) 467-3754
DAVID C MORTON M.D.
Internal Medicine
1135 116TH AVE NE, SUITE 110A
BELLEVUE, WA 98004
King County (425) 289-3100
SHIE-PON TZUNG MD PHD
Internal Medicine (Gastroenterology)
1135 116TH AVE NE, #560
BELLEVUE, WA 98004
King County (425) 454-4768
PROLIANCE SURGEONS INC., P.S.
Orthopaedic Surgery
1135 116TH AVE NE, SUITE 510
BELLEVUE, WA 98004
King County (425) 455-3600
OVERLAKE MEDICAL TOWER PHARMACY
Pharmacy (Community/Retail Pharmacy)
1135 116TH AVE NE, STE 105
BELLEVUE, WA 98004
King County (425) 688-5958

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chialin Wey's NPI number?

The NPI number for Chialin Wey is 1295795847. It was assigned to this individual provider in the NPPES registry on March 27, 2006.

Where is Chialin Wey located?

Chialin Wey practices at 1135 116th Ave NE Suite 110A, Bellevue, WA 98004. The listed phone number is (425) 289-3100.

What is Chialin Wey's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Chialin Wey enrolled in Medicare?

Yes. Chialin Wey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Chialin Wey accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Chialin Wey as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Chialin Wey affiliated with any hospitals?

According to CMS data, Chialin Wey is affiliated with Swedish Medical Center, Overlake Hospital Medical Center and Evergreenhealth Medical Center.

When was this NPI record last updated?

The NPPES record for Chialin Wey was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.