Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Igor Puzanov, MD

Individual provider Hematology & Oncology Physician · NPI 1700892502

Igor Puzanov, MD is a Medical Oncology in Buffalo, New York. Qualified in 1991, 35 years ago. Practices with Roswell Park Cancer Institute, a 489-clinician group and accepts Medicare assignment. Licensed in New York and Tennessee.

Years since qualifying
35
Licensed in
NY, TN
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

Elm And Carlton St
Buffalo, NY 14263-0001
Phone: (716) 845-2300
Fax: (716) 845-3423
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 286657 (NY)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence MD36311 (TN)

Record details

NPI number1700892502
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESMarch 7, 2023
Certification dateFebruary 5, 2021
Mailing addressElm And Carlton St, Buffalo, NY 14263-0001

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Roswell Park Cancer Institute — 489 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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