Individual
DR. RON S GEJMAN
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
MD, PHD
Contact information
Practice address
177 FORT WASHINGTON AVE, MHB 6GN-435, NEW YORK, NY 10032-3733
(212) 305-8923
Mailing address
177 FORT WASHINGTON AVE, MHB 6GN-435, NEW YORK, NY 10032
(212) 305-8923
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
323560
NY
207RH0003X
Hematology & Oncology Physician
Primary
323560
NY
207RX0202X
Medical Oncology Physician
Primary
323560
NY
Other
Enumeration date
03/21/2020
Last updated
04/30/2026
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