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Hospitalist in Orange, California

Data updated monthly · Last refresh September 2026

81 Hospitalist providers practice in Orange, and 36% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Hospitalist providers in Orange

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Afshan Baraghoush, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Alpesh Amin, MD
Orange, CA · $19,615 in drug and device payments (2025) · (714) 456-8068
Dr. Amish Dangodara, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8978
Dr. Andrea Avery, MD
Orange, CA · $69 in drug and device payments (2025) · (714) 880-7812
Dr. Andy Tran, DO
Orange, CA · $34 in drug and device payments (2025) · (714) 880-7812
Dr. Ani Bussel, M.D.
Orange, CA · $24 in drug and device payments (2025) · (714) 771-8177
Dr. Anjani Kolahi, MD
Orange, CA · $1,584 in drug and device payments (2025) · (714) 880-7812
Dr. Anthony Pham, M.D.
Orange, CA · $100 in drug and device payments (2025) · (714) 639-9401
Dr. Anuj Ohri, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Anwar Abdelhadi, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 771-8000
Dr. Ashish Bhavsar, M.D.
Orange, CA · $134 in drug and device payments (2025) · Telehealth · (714) 639-9401
Dr. Ashkan Etemadian, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Behnoosh Afghani, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8978
Dr. Braden Lind, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Cameron Harding, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Christina Arcuri, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Christine Fung
Orange, CA · $140 in drug and device payments (2025) · (714) 456-5691
Dr. Christopher Vu, DO
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Connor O'brien, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5691
Dr. Dang Khoa T Duong, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8978
Dr. Diego Gonzalez, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 639-9401
Dr. Divya Chode, M.D
Orange, CA · $343 in drug and device payments (2025) · Telehealth · (714) 639-9401
Dr. Earl Mejia, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Edvin Dilanchiyan, MD
Orange, CA · $332 in drug and device payments (2025) · (714) 639-9401
Dr. Eui Cha, M.D.
Orange, CA · $78 in drug and device payments (2025) · (714) 771-8000
Dr. Frederick Chua, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5691
Dr. Harry Fornwalt, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Hoang Anh Nguyen, M.D.
Orange, CA · $101 in drug and device payments (2025) · (714) 880-7812
Dr. Israel De Alba, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Jacqueline O'neill, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. James H Williams Jr, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-2986
Dr. James Roh, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 639-9401
Dr. Jason Caberto, D.O.
Orange, CA · $102 in drug and device payments (2025) · (714) 771-8000
Dr. Jennifer Grinceri
Orange, CA · $111 in drug and device payments (2025) · (714) 456-5691
Dr. John Hann, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Johnson Chiu, MD
Orange, CA · $112 in drug and device payments (2025) · Telehealth · (714) 639-9401
Dr. Jonathan Gau, MD
Orange, CA · $27 in drug and device payments (2025) · (714) 456-5691
Dr. Jonnel Constantino, M.D.
Orange, CA · No drug or device payments recorded (2025) · (909) 427-5310
Dr. Kang Hsu, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 639-9401
Dr. Karen Fremen, D.O.
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Kenny Vongbunyong
Orange, CA · $281 in drug and device payments (2025) · (714) 456-5691
Dr. Kevin Chow, MD
Orange, CA · $14 in drug and device payments (2025) · (714) 456-5726
Dr. Kevin Huntsman, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 639-9401
Dr. Khanh-van T Le-bucklin, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8978
Dr. Kiran Singh
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5631
Dr. Kyle Digrande, MD
Orange, CA · $394 in drug and device payments (2025) · (714) 456-5691
Dr. Lanny Hsieh, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8068
Dr. Lina Bissar, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Lindsey Hendricks, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5691
Dr. Maria Barsky, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812

Common questions

How many Hospitalist providers are in Orange, California?

There are 81 Hospitalist providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.

How many Hospitalist providers in Orange received drug or device company payments?

29 of 81 (36%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Orange Hospitalist across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.