Quick answers
- Does Fukiat Ongseng accept Medicare assignment?
- Yes. Medicare's clinician data says Fukiat Ongseng 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 Fukiat Ongseng see?
- In 2024, CMS data shows 1,636 Original Medicare patients and 1,735 services for Fukiat Ongseng. This counts Original Medicare only and measures volume, not quality.
- What is Fukiat Ongseng's NPI number?
- 1386683605. 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 Fukiat Ongseng, 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 | 1,636 |
|---|---|
| Services billed to Medicare | 1,735 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Dxa bone density measurement of hip, pelvis, spine (77080)1,469 services
- Dxa bone density measurement of forearm, finger, hand, or foot (77081)46 services
- Nuclear medicine study of lung ventilation and circulation (78582)24 services
- Nuclear medicine study of lymphatic system (78195)23 services
- Nuclear medicine study of stomach to assess emptying (78264)13 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 cholesterol75%
- High blood pressure61%
- Arthritis48%
- Osteoporosis46%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)25%
- Diabetes24%
Hospitals where Fukiat Ongseng works
Medicare's Facility Affiliation Data lists Fukiat Ongseng 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.
- Mount Sinai Beth IsraelNew York, NY · Acute Care Hospital · closed, according to its website · CCN 330169
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330024
- Mount Sinai WestNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330046
Practice locations
Addresses where Fukiat Ongseng is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.
- 1 Gustave L Levy PlNew York, NY 10029 (212) 241‑6426
- 10 Union Sq ENew York, NY 10003 (212) 241‑8395
- 100 Th St and Madison AveNew York, NY 10029 (212) 241‑6500
- 1000 10th AveNew York, NY 10019 (212) 241‑6426
- 1111 Amsterdam AveNew York, NY 10025 (212) 241‑6426
Group practices
Medicare enrollment lists Fukiat Ongseng as a member of this group (CMS data updated October 2, 2026).
- Fpa Hospital Based425 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Nuclear Medicinealso
Other radiologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Other clinicians in Fpa Hospital Based
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1971 (55 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386683605 |
| 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