Yijun Cheng, MD - Medicare Hematology/oncology in Williamsville, NY

Yijun Cheng, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Williamsville, New York. He graduated from medical school in 1985 and has 39 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Buffalo Medical Group, P.c. and his current practice location is 295 Essjay Rd, Williamsville, New York. You can reach out to his office (for appointments etc.) via phone at (716) 630-1048.

Yijun Cheng is licensed to practice in New York (license number 233542) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1013058213.

Contact Information

Yijun Cheng, MD
295 Essjay Rd,
Williamsville, NY 14221-8216
(716) 630-1048
Not Available



Physician's Profile

Full NameYijun Cheng
GenderMale
SpecialityHematology/oncology
Experience39 Years
Location295 Essjay Rd, Williamsville, New York
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Yijun Cheng graduated from medical school in 1985
  NPI Data:
  • NPI Number: 1013058213
  • Provider Enumeration Date: 02/09/2007
  • Last Update Date: 12/11/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 8527159383
  • Enrollment ID: I20070808000276

Medical Identifiers

Medical identifiers for Yijun Cheng such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013058213NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 233542 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital Of BuffaloBuffalo, NYHospital
Sisters Of Charity HospitalBuffalo, NYHospital
Kaleida HealthBuffalo, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Buffalo Medical Group, P.c.7012820301230

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Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Yijun Cheng allows following entities to bill medicare on his behalf.
Entity NameKaleida Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366473183
PECOS PAC ID: 7810805280
Enrollment ID: O20031105000212

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Entity NameBuffalo Medical Group, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1881659506
PECOS PAC ID: 7012820301
Enrollment ID: O20031112000213

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Yijun Cheng is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Yijun Cheng, MD
425 Essjay Rd Ste 170,
Williamsville, NY 14221-5782

Ph: (716) 630-1219
Yijun Cheng, MD
295 Essjay Rd,
Williamsville, NY 14221-8216

Ph: (716) 630-1048

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Internal Medicine Doctors in Williamsville, NY

Maria Kontos, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 325 Essjay Rd, Williamsville, NY 14221
Phone: 716-656-4463    
Dr. Anderson Ka Ho Lai, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1540 Maple Rd, Williamsville, NY 14221
Phone: 716-568-3514    
Colleen Klos,
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1540 Maple Rd, Williamsville, NY 14221
Phone: 716-568-3514    
Dawn Patricia Hrab, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1835 Maple Rd, Williamsville, NY 14221
Phone: 716-634-5410    Fax: 716-634-0430
Cheri A Gorski-suhr, RPAC
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 825 Wehrle Drive, Cardiology Group Of Western New York,pc, Williamsville, NY 14221
Phone: 716-634-3243    Fax: 716-634-1930
Mr. Martin Neal Mango, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1825 Maple Rd, Williamsville, NY 14221
Phone: 716-631-0834    Fax: 716-631-0880

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