Internal Medicine in Laguna Hills, CA

There are 33 Internal Medicine clinicians in Laguna Hills, CA in Medicare’s data, ranked by the number of Medicare services they provide.

Internal Medicine clinicians in Laguna Hills

Clinician	Experience	Telehealth	Medicare patients	Assignment
Ali Tabatabai, M.D.	33 yrs	—	717	Accepts
Hussien Saab, MD	9 yrs	—	559	Accepts
Alan Lo, MD	36 yrs	Yes	372	Accepts
Brian Henry	37 yrs	—	414	Accepts
Cecilia Tran, MD	30 yrs	Yes	389	Accepts
Roxana Ghashghaei, M.D.	12 yrs	Yes	1,577	Accepts
Richard Greengold, M.D.	49 yrs	—	186	Accepts
Vidal Espeleta, M.D.	27 yrs	Yes	581	Accepts
Sarah Teymoorian, M.D.	19 yrs	Yes	682	Accepts
Robert Feldman, M.D.	40 yrs	—	248	Accepts
Maziar Zamani, M.D.	30 yrs	Yes	495	Accepts
Curtis Siu, MD	27 yrs	Yes	234	Accepts
Farbod Farmand, D.O	18 yrs	—	492	Accepts
Mozhgan Ashtari, M.D.	29 yrs	Yes	188	Accepts
Bryan Vo, M.D.	21 yrs	Yes	355	Accepts
Reza Govashiri, M.D.	47 yrs	Yes	112	Accepts
Arthur Daigneault, MD	33 yrs	—	286	Accepts
Charles Blumberg, MD	9 yrs	Yes	355	Accepts
Tracy Siegfried, M.D.	32 yrs	Yes	269	Accepts
Mark Shields, MD	34 yrs	Yes	248	Accepts
Angela Basen, MD	13 yrs	Yes	316	Accepts
Lori Clark	25 yrs	—	255	Accepts
Cheng-Han Chen, M.D., PH.D.	18 yrs	Yes	386	Accepts
Ali Ghazvini, M.D.	39 yrs	—	278	Accepts
Marwan Edris, M.D.	45 yrs	—	136	Accepts
Bijan Movafegh-Jooryabi, D.O	33 yrs	—	184	Accepts
Chi-Whei Lin, M.D.	32 yrs	—	192	Accepts
Yama Afshar, DO, MPH	7 yrs	Yes	112	Accepts
Teneese Nguyen, MD.	32 yrs	—	72	Accepts
Yong-Sik Kim, MD	23 yrs	Yes	206	Accepts
Paul Cassedy, M.D.	31 yrs	Yes	77	Accepts
Gregory Lam, M.D.	10 yrs	Yes	109	Accepts
David Nah, DO	13 yrs	—	12	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).

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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.