Quick answers
- Does Shu Ho S. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Shu Ho S. Chang 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 Shu Ho S. Chang see?
- In 2024, CMS data shows 975 Original Medicare patients and 1,312 services for Shu Ho S. Chang. This counts Original Medicare only and measures volume, not quality.
- What is Shu Ho S. Chang's NPI number?
- 1194896589. 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 Shu Ho S. Chang, 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 | 975 |
|---|---|
| Services billed to Medicare | 1,312 |
| Different services or procedures | 116 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- X-ray of chest, 2 views (71046)208 services
- Limited ultrasound scan of joint or other extremity structure except blood vessels (76882)172 services
- Ultrasound study of arm or leg veins with compression and maneuvers (93970)79 services
- Aspiration of fluid from chest cavity using imaging guidance (32555)65 services
- Complete ultrasound scan behind abdominal cavity (76770)65 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%
- Arthritis67%
- Ischemic heart disease57%
- Diabetes53%
- Chronic kidney disease46%
Hospitals where Shu Ho S. Chang works
Medicare's Facility Affiliation Data lists Shu Ho S. Chang at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Chsli St Joseph HospitalBethpage, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330332
- Good Samaritan Hospital Medical CenterWest Islip, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330286
- St Catherine of Siena HospitalSmithtown, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330401
- St Charles HospitalPort Jefferson, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330246
- St Francis Hospital - The Heart CenterRoslyn, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330182
Practice locations
Addresses where Shu Ho S. Chang is enrolled with Medicare (CMS data updated October 2, 2026).
- 1000 N Village AveRockville Center, NY 11570 (718) 223‑4685
- 2500 Nesconset Hwy, Bldg 7dStony Brook, NY 11790 (631) 751‑3322
- 4 Ohio DrNew Hyde Park, NY 11042 (516) 775‑4545
- 500 Commack Rd, Unit 150cCommack, NY 11725 (934) 223‑7171
Group practices
Medicare enrollment lists Shu Ho S. Chang as a member of these groups (CMS data updated October 2, 2026).
- CHS Physician Partners PC743 clinicians in the group
- Empire State Radiology P C268 clinicians in the group
- St Francis Cardiac Prevention Services PC62 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Rockville Center
Clinicians with the same Medicare primary specialty in Rockville Center, NY — not a recommendation.
Other clinicians in CHS Physician Partners PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194896589 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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