Quick answers
- Does Shan-Chin Chen accept Medicare assignment?
- Yes. Medicare's clinician data says Shan-Chin Chen 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 Shan-Chin Chen see?
- In 2024, CMS data shows 57 Original Medicare patients and 907 services for Shan-Chin Chen. This counts Original Medicare only and measures volume, not quality.
- What is Shan-Chin Chen's NPI number?
- 1720217193. 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 Shan-Chin Chen, 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 | 57 |
|---|---|
| Services billed to Medicare | 907 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Radiation treatment management, 5 treatment sessions (77427)72 services
- Continuing radiation therapy consultation per week (77336)71 services
- Calculation of radiation therapy dose (77300)69 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)25 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)21 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%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
- Diabetes47%
- Arthritis40%
- Ischemic heart disease40%
Practice locations
Addresses where Shan-Chin Chen is enrolled with Medicare (CMS data updated October 2, 2026).
- 15806 Northern BlvdFlushing, NY 11358 (718) 445‑3700
- 2101 Ave XBrooklyn, NY 11235 (718) 517‑2900
Group practices
Medicare enrollment lists Shan-Chin Chen as a member of this group (CMS data updated October 2, 2026).
- Brooklyn Radiation Oncology PC5 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Other clinicians in Brooklyn Radiation Oncology PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720217193 |
| 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