Quick answers
- Does Tin Y. Yung accept Medicare assignment?
- Yes. Medicare's clinician data says Tin Y. Yung accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tin Y. Yung see?
- In 2024, CMS data shows 240 Original Medicare patients and 4,580 services for Tin Y. Yung. This counts Original Medicare only and measures volume, not quality.
- What is Tin Y. Yung's NPI number?
- 1356407415. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tin Y. Yung, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 240 |
|---|---|
| Services billed to Medicare | 4,580 |
| Different services or procedures | 36 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Therapy procedure using manual technique, each 15 minutes (97140)1,204 services
- Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (G0283)602 services
- Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)598 services
- Application of ultrasound, each 15 minutes (97035)462 services
- Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)371 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Arthritis53%
- Osteoporosis41%
- Ischemic heart disease31%
Practice locations
Addresses where Tin Y. Yung is enrolled with Medicare (CMS data updated October 2, 2026).
- 1722 Desire Ave, Suite 202Rowland Heights, CA 91748
- 18397 Colima RdRowland Heights, CA 91748 (626) 913‑1888
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Rowland Heights
Clinicians with the same Medicare primary specialty in Rowland Heights, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356407415 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians