Yunyu Cao, MD
NPI 1417091802ActiveIndividual· Internal Medicine· Issaquah, WA
Internal Medicine (MD) with The Association of University Physicians and 2 other groups, practicing in Issaquah, Washington. Their prescriptions cost Medicare Part D more than their services did: $427,571 for 5,026 claims, against $97,682 paid for services in 2024. Lists Overlake Hospital Medical Center & Clinics and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1417091802 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 18, 2007 |
| Last updated in NPPES | Nov 25, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD00047351 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 368 |
|---|---|
| Services billed | 1,623 across 47 procedure codes |
| Paid by Medicare | $97,682 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,026 · 11,795 30-day fills |
|---|---|
| Patients | 400 |
| Total drug cost | $427,571 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- The Association of University PhysiciansSeattle, WA · 3,535 clinicians
- Select Rehabilitation, LLCGlenview, IL · 2,046 clinicians
- Select Outpatient Services IncGlenview, IL · 805 clinicians
Hospital affiliations
- Overlake Hospital Medical Center & ClinicsBellevue, WA
- University of Washington Medical CtrSeattle, WA
- Valley Medical CenterRenton, WA
Other facilities
- Providence at Home With Compassus Home Health, KingHome health agency · Tukwila, WA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Issaquah
- 1063429256
- 1245626779
- 1023217734
- 1023428364
- 1164714671
- 1174150619
- 1255891396
- 1487035713
- 1841357381
- 1871600403
- 1891781746
- 1982628384
All 25 internal medicine physicians in Issaquah · All internal medicine physicians in Washington