Aaron Yu, DO
NPI 1831686575ActiveIndividual· Internal Medicine· Citrus Heights, CA
Internal Medicine (DO) in Citrus Heights, California, trained at Arizona College of Osteopathic Medicine Mid Western University (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $1,048,086 for 10,385 claims, against $144,306 paid for services in 2024. Exact Sciences Corporation reported $46.65 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1831686575 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Apr 18, 2018 |
| Last updated in NPPES | Oct 4, 2021 |
| Certified by provider | Sep 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 18642 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 453 |
|---|---|
| Services billed | 2,216 across 42 procedure codes |
| Paid by Medicare | $144,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,385 · 21,959 30-day fills |
|---|---|
| Patients | 722 |
| Total drug cost | $1,048,086 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Arizona College of Osteopathic Medicine Mid Western University |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dignity Health Medical FoundationFolsom, CA · 1,184 clinicians
Hospital affiliation
- Mercy General HospitalSacramento, CA
Other facilities
- A Caring Life Home Health, Inc.Home health agency · Tracy, CA
- A1 Home HealthHome health agency · Fair Oaks, CA
- American River Home CareHome health agency · Sacramento, CA
- Mercy Home HealthHome health agency · Rancho Cordova, CA
- Your Choice Home Health, IncHome health agency · Rancho Cordova, CA
Industry payments (Open Payments)
- 2025$46.65 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $46.65 | 2 |
What the 2025 payments were for
- Food and Beverage$46.65 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 internal medicine physicians in Citrus Heights · All internal medicine physicians in California