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YUNYU CAO MD
NPI 1417091802
Internal Medicine in Issaquah, WA

Active since February 18, 2007PECOS EnrolledAccepts Medicare Assignment
93.09/100
CMS Quality Rating
1455 11TH AVE NW, ISSAQUAH, WA 98027(425) 391-3900 Get Directions Write a Review

NPPES record last updated: November 25, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Yunyu Cao Md NPPES

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

YUNYU CAO MD (NPI 1417091802) is an individual internal medicine provider in Issaquah, Washington, licensed in Washington (MD00047351) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1417091802
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameYUNYU CAOCredential: MD
Location Address1455 11TH AVE NWIssaquah, WA 98027-5319
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 543-6420
Phone(425) 391-3900
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateFebruary 18, 2007
Last NPPES UpdateNovember 25, 2013
✔ NPI 1417091802 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 · MD00047351
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.
1455 11TH AVE NW, Issaquah, WA 98027
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Other Identifiers 3

Medicaid1417091802WA
Medicare PIN8867083WA
Other0222994WA · L&ii

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

Yunyu Cao Md 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 ID8820181332
PECOS Enrollment IDI20070829000434
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.

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.
401 services274 patients
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.
274 services136 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.
181 services107 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.
128 services128 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
69 services43 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.
62 services62 patients

Hospital Affiliations CMS Care Compare 3

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

University Of Washington Medical Ctr

Acute Care Hospitals · Seattle, WA
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number500008
Location1959 NE Pacific St Box 356151Seattle, WA 98195 · 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

Swedish Issaquah

Acute Care Hospitals · Issaquah, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500152
Location751 NE Blakely DrIssaquah, WA 98029 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98027 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.

93.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality73.95
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims

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
8 suppliers21 claims76 services$6.37 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 3

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

DR. TADD HSIE MD
Family Medicine
1455 11TH AVE NW
ISSAQUAH, WA 98027
King County (425) 391-3900
SEEMA DIDDEE MD
Family Medicine
1455 11TH AVE NW
ISSAQUAH, WA 98027
King County (425) 391-3900
AMY B LY ARNP
Nurse Practitioner (Family)
1455 11TH AVE NW
ISSAQUAH, WA 98027
King County (425) 391-3900

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 Yunyu Cao's NPI number?

The NPI number for Yunyu Cao is 1417091802. It was assigned to this individual provider in the NPPES registry on February 18, 2007.

Where is Yunyu Cao located?

Yunyu Cao practices at 1455 11th Ave NW, Issaquah, WA 98027. The listed phone number is (425) 391-3900.

What is Yunyu Cao's specialty?

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

Is Yunyu Cao enrolled in Medicare?

Yes. Yunyu Cao 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 Yunyu Cao accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Yunyu Cao 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 Yunyu Cao affiliated with any hospitals?

According to CMS data, Yunyu Cao is affiliated with University Of Washington Medical Ctr, Overlake Hospital Medical Center and Swedish Issaquah.

When was this NPI record last updated?

The NPPES record for Yunyu Cao was last updated on November 25, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.