Yijun Cheng, M.D.
NPI 1013058213 · Hematology & Oncology Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yijun Cheng, M.D. is a Hematology & Oncology Physician provider in Williamsville, NY (NPI 1013058213).
Provider details
- NPI number
- 1013058213
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 233542 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,436 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 697 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 635 | $122 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 468 | $10 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 455 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 407 | $7 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 303 | 83 |
| Hydroxyurea | 238 | 45 |
| Letrozole | 98 | 26 |
| Apixabanbrand: Eliquis | 74 | 14 |
| Ondansetronbrand: Ondansetron Odt | 67 | 44 |
| Palbociclibbrand: Ibrance | 63 | — |
| Prednisone | 59 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$43 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 85 High StBuffalo, NY 14203-1149Phone: (716) 630-1000
- 3900 N Buffalo StOrchard Park, NY 14127-1842Phone: (716) 630-1045
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2019-12-11
- Certified
- 2019-12-11
Frequently asked questions
- What is Yijun Cheng's NPI number?
- Yijun Cheng's National Provider Identifier (NPI) is 1013058213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yijun Cheng's specialty?
- Yijun Cheng is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Yijun Cheng located?
- Yijun Cheng's practice location on file with NPPES is 295 Essjay Rd, Williamsville, NY 14221-8216.
- What is Yijun Cheng's phone number?
- The practice phone number listed in the NPPES registry for Yijun Cheng is (716) 630-1048.
- Does Yijun Cheng accept Medicare?
- Yijun Cheng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yijun Cheng's NPI active?
- Yes — Yijun Cheng's NPI (1013058213) is active in the NPPES registry as of the last update on 2019-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.