Quick answers
- Which hospitals does Yijun Cheng work at?
- Medicare's official clinician data lists Yijun Cheng at 5 hospitals: Bertrand Chaffee Hospital, Kaleida Health, Mercy Hospital of Buffalo, Mount St. Mary's Hospital & Health Center and Sisters of Charity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Yijun Cheng see patients?
- Medicare's clinician data lists 1 practice location in Buffalo, NY. Call before your visit to confirm the address.
- What is Yijun Cheng's specialty?
- Medicare lists Hematology/Oncology as the primary specialty, and also Medical Oncology.
- Does Yijun Cheng accept Medicare assignment?
- Yes. Medicare's clinician data says Yijun Cheng accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Yijun Cheng offer telehealth?
- Medicare's clinician data says Yijun Cheng offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Yijun Cheng?
- (716) 630-1000, as listed in official Medicare / NPI Registry data.
- What is Yijun Cheng's NPI number?
- 1013058213. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Yijun Cheng works
Medicare's Facility Affiliation Data lists Yijun Cheng at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bertrand Chaffee HospitalSpringville, NY · Acute Care Hospital · CCN 330111
- Kaleida HealthBuffalo, NY · Acute Care Hospital · CCN 330005
- Mercy Hospital of BuffaloBuffalo, NY · Acute Care Hospital · CCN 330279
- Mount St. Mary's Hospital & Health CenterLewiston, NY · Acute Care Hospital · CCN 330188
- Sisters of Charity HospitalBuffalo, NY · Acute Care Hospital · CCN 330078
Practice locations
Addresses where Yijun Cheng is enrolled with Medicare (CMS data updated 2026-10-02).
- 85 High StBuffalo, NY 14203 (716) 630‑1000
Group practices
Medicare enrollment lists Yijun Cheng as a member of this group (CMS data updated 2026-10-02).
- Buffalo Medical Group, P.C.236 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Medical Oncologyalso
Other hematologist-oncologists in Buffalo
Clinicians with the same Medicare primary specialty in Buffalo, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1013058213 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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