Igor Puzanov, MD - Medicare Medical Oncology in Buffalo, NY

Igor Puzanov, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Buffalo, New York. He graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Medical Oncology. He is a member of the group practice Roswell Park Cancer Institute and his current practice location is Elm And Carlton St, Buffalo, New York. You can reach out to his office (for appointments etc.) via phone at (716) 845-2300.

Igor Puzanov is licensed to practice in New York (license number 286657) 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 1700892502.

Contact Information

Igor Puzanov, MD
Elm And Carlton St,
Buffalo, NY 14263-0001
(716) 845-2300
(716) 845-3423

Map and Direction




Physician's Profile

Full NameIgor Puzanov
GenderMale
SpecialityMedical Oncology
Experience33 Years
LocationElm And Carlton St, Buffalo, 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:
  • Igor Puzanov graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1700892502
  • Provider Enumeration Date: 08/01/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6507807625
  • Enrollment ID: I20161116001562

Medical Identifiers

Medical identifiers for Igor Puzanov such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700892502NPI-NPPES
3885577MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology MD36311 (Tennessee)Secondary
207RH0003XInternal Medicine - Hematology & Oncology 286657 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Roswell Park Cancer Institute3577475110209

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. Igor Puzanov allows following entities to bill medicare on his behalf.
Entity NameRoswell Park Cancer Institute
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720036593
PECOS PAC ID: 3577475110
Enrollment ID: O20031103000466

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. Igor Puzanov 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
Igor Puzanov, MD
Elm And Carlton St,
Buffalo, NY 14263-0001

Ph: (716) 845-2300
Igor Puzanov, MD
Elm And Carlton St,
Buffalo, NY 14263-0001

Ph: (716) 845-2300

Reviews and Comments


Internal Medicine Doctors in Buffalo, NY

Musa Saeed, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: Elm And Carlton Streets, Buffalo, NY 14263
Phone: 716-845-2300    Fax: 716-845-1374
Dr. Reena Bose, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 899 Main St, Buffalo, NY 14203
Phone: 716-878-2700    Fax: 716-878-2701
Michael S Winnicki, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: Elm And Carlton St, Buffalo, NY 14263
Phone: 716-845-2300    Fax: 716-845-4693
John Crane, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 462 Grider St, Buffalo, NY 14215
Phone: 716-829-2676    
Samjot S Dhillon, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: Elm And Carlton St, Buffalo, NY 14263
Phone: 716-845-2300    Fax: 716-845-1110
Bonnie Theresa Gleason, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 565 Abbott Rd, Buffalo, NY 14220
Phone: 716-560-8416    
Sanjivini Wadhwa, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 462 Grider St, Buffalo, NY 14215
Phone: 716-898-4119    

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Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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