Hematology-Oncology in Orange, CA

There are 30 Hematology-Oncology clinicians in Orange, CA in Medicare’s data, ranked by the number of Medicare services they provide.

Hematology-Oncology clinicians in Orange

Clinician	Experience	Telehealth	Medicare patients	Assignment
Arash Rezazadeh Kalebasty, M.D.	37 yrs	Yes	247	Accepts
Nataliya Mar, MD	17 yrs	Yes	221	Accepts
Justin Moyers, M.D.	12 yrs	Yes	303	Accepts
John Link, MD	54 yrs	Yes	472	Accepts
John Wong, MD	16 yrs	Yes	223	Accepts
Madhavi Mummaneni, MD	28 yrs	Yes	327	Accepts
Timothy Byun, MD	28 yrs	Yes	364	Accepts
Jennifer Valerin, M.D.	17 yrs	Yes	150	Accepts
Fa-Chyi Lee, M.D.	35 yrs	Yes	161	Accepts
Zahra Pakbaz, MD	27 yrs	Yes	166	Accepts
Misako Nagasaka, MD	18 yrs	Yes	133	Accepts
Deepa Jeyakumar, M.D.	21 yrs	Yes	111	Accepts
Ritesh Parajuli, MD	14 yrs	Yes	163	Accepts
Kiran Naqvi, M.D.	25 yrs	Yes	69	Accepts
Kamyar Nader, M.D.	16 yrs	Yes	207	Accepts
Piyanuch Kongtim, MD, PHD.	21 yrs	Yes	49	Accepts
Stefan Ciurea, MD	30 yrs	Yes	67	Accepts
Susan O'brien, M.D.	46 yrs	Yes	85	Accepts
Shirin Attarian, M.D.	17 yrs	Yes	84	Accepts
Jason Zell, DO	25 yrs	Yes	72	Accepts
Kellie Spector, MD	8 yrs	Yes	74	Accepts
Jorge Ramos Perez, MD	18 yrs	Yes	18	Accepts
Emad Elquza, M.D.	22 yrs	Yes	28	Accepts
Nicole Foley, M.D.	8 yrs	Yes	45	Accepts
April Choi, MD	8 yrs	Yes	43	Accepts
Poorva Vaidya	9 yrs	Yes	27	Accepts
Jeffrey Ahn, M.D.	9 yrs	Yes	34	Accepts
Nishant Munugala, MD, MPH	8 yrs	Yes	34	Accepts
Zhaohui Arter, MD	16 yrs	Yes	14	Accepts
Yasir Khan, M.D.	14 yrs	—	15	Accepts

What the columns mean

Experience — years since the clinician’s medical-school graduation (when known).
Telehealth — the clinician reported providing telehealth (video/phone) visits.
Medicare patients — distinct Original-Medicare beneficiaries in the latest year; a volume signal, not a quality rating.
Assignment — “Accepts” means they accept the Medicare-approved amount as full payment (lower out-of-pocket for Medicare patients).

Compare hospital prices in Orange → · All Hematology-Oncology cities →

Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.